| | | | | | | | | | | | | | | | | | | | | |
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| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodUpto29thDecember2013Member" Id="3" Label="Period untill December 29, 2013"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MinimumMember" Id="4" Label="Minimum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 10 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_PeriodUpto29thDecember2013Member_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Period untill December 29, 2013 </ValueName> |
| <ValueType> irg_LeverageRatioDurationAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_PeriodUpto29thDecember2013Member </Id> |
| <dimensionId> irg_LeverageRatioDurationAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodUpto29thDecember2013Member" Id="3" Label="Period untill December 29, 2013"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="4" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 11 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_PeriodFrom30thDecember2013To29thJune2014Member_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> December 30, 2013 to June 29, 2014 </ValueName> |
| <ValueType> irg_LeverageRatioDurationAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_PeriodFrom30thDecember2013To29thJune2014Member </Id> |
| <dimensionId> irg_LeverageRatioDurationAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodFrom30thDecember2013To29thJune2014Member" Id="3" Label="December 30, 2013 to June 29, 2014"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="4" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 12 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_PeriodFrom30thJune2014To28thDecember2014Member_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> June 30, 2014 to December 28, 2014 </ValueName> |
| <ValueType> irg_LeverageRatioDurationAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_PeriodFrom30thJune2014To28thDecember2014Member </Id> |
| <dimensionId> irg_LeverageRatioDurationAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodFrom30thJune2014To28thDecember2014Member" Id="3" Label="June 30, 2014 to December 28, 2014"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="4" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 13 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_PeriodAfter28thDecember2014Member_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> After December 28, 2014 </ValueName> |
| <ValueType> irg_LeverageRatioDurationAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_PeriodAfter28thDecember2014Member </Id> |
| <dimensionId> irg_LeverageRatioDurationAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodAfter28thDecember2014Member" Id="3" Label="After December 28, 2014"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="4" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 14 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_PeriodAfter29thDecember2013Member_RevolvingCreditFacilityMember_MinimumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> After December 29, 2013 </ValueName> |
| <ValueType> irg_LeverageRatioDurationAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_PeriodAfter29thDecember2013Member </Id> |
| <dimensionId> irg_LeverageRatioDurationAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Minimum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MinimumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_LeverageRatioDurationAxis:irg_PeriodAfter29thDecember2013Member" Id="3" Label="After December 29, 2013"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MinimumMember" Id="4" Label="Minimum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 15 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2_M0409_DebtInstrumentVariableRateBaseLIBORMember_RevolvingCreditFacilityMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-04-08T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-04-09T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> LIBOR </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseLIBORMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="0 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseLIBORMember" Id="3" Label="LIBOR"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 16 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_RevolvingCreditFacilityMember_DebtInstrumentVariableRateBaseLIBORMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> LIBOR </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseLIBORMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseLIBORMember" Id="3" Label="LIBOR"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 17 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> I2013Q2_M0409_DebtInstrumentVariableRateBaseLIBORMember_RevolvingCreditFacilityMember_MinimumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-04-09T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> LIBOR </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseLIBORMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Minimum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MinimumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="1" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseLIBORMember" Id="2" Label="LIBOR"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MinimumMember" Id="3" Label="Minimum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 18 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> I2013Q2_M0409_DebtInstrumentVariableRateBaseLIBORMember_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-04-09T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> LIBOR </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseLIBORMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="1" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseLIBORMember" Id="2" Label="LIBOR"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="3" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 19 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-04-08T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-04-09T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Base rate </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="0 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseMember" Id="3" Label="Base rate"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 20 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> I2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember_MinimumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-04-09T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Base rate </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Minimum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MinimumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="1" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseMember" Id="2" Label="Base rate"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MinimumMember" Id="3" Label="Minimum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 21 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> I2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember_MaximumMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-04-09T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Base rate </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Maximum </ValueName> |
| <ValueType> us-gaap_RangeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_MaximumMember </Id> |
| <dimensionId> us-gaap_RangeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Apr. 09, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="1" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseMember" Id="2" Label="Base rate"/> |
| <Label Key="us-gaap_RangeAxis:us-gaap_MaximumMember" Id="3" Label="Maximum"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 22 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode/> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol/> |
| <contextRef> |
| <ContextID> D2013Q2YTD_RevolvingCreditFacilityMember_DebtInstrumentVariableRateBaseRateMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> duration </PeriodType> |
| <PeriodStartDate> 2013-01-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 2013-07-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> New revolving credit facility, expiring April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_RevolvingCreditFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Base rate </ValueName> |
| <ValueType> irg_DebtInstrumentVariableRateBaseAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_DebtInstrumentVariableRateBaseRateMember </Id> |
| <dimensionId> irg_DebtInstrumentVariableRateBaseAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> Pure </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/instance </MeasureSchema> |
| <MeasureValue> pure </MeasureValue> |
| <MeasureNamespace> xbrli </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode/> |
| <OriginalCurrencyCode/> |
| </MCU> |
| | | <CurrencySymbol/> |
| | | <Labels> |
| <Label Key="CalendarSupplement" Id="0" Label="6 Months Ended"/> |
| <Label Key="Calendar" Id="1" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_RevolvingCreditFacilityMember" Id="2" Label="New revolving credit facility, expiring April 2018"/> |
| <Label Key="irg_DebtInstrumentVariableRateBaseAxis:irg_DebtInstrumentVariableRateBaseRateMember" Id="3" Label="Base rate"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 23 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode> USD </CurrencyCode> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <contextRef> |
| <ContextID> I2013Q2_LetterOfCreditMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-07-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Letter of credit subfacility </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_LetterOfCreditMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> USD </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema> |
| <MeasureValue> USD </MeasureValue> |
| <MeasureNamespace> iso4217 </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode> USD </CurrencyCode> |
| <OriginalCurrencyCode> USD </OriginalCurrencyCode> |
| </MCU> |
| | | <CurrencySymbol> $ </CurrencySymbol> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_LetterOfCreditMember" Id="1" Label="Letter of credit subfacility"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 24 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode> USD </CurrencyCode> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <contextRef> |
| <ContextID> I2012Q4_M1029_LetterOfCreditMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2012-10-29T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Letter of credit subfacility </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> us-gaap_LetterOfCreditMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> USD </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema> |
| <MeasureValue> USD </MeasureValue> |
| <MeasureNamespace> iso4217 </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode> USD </CurrencyCode> |
| <OriginalCurrencyCode> USD </OriginalCurrencyCode> |
| </MCU> |
| | | <CurrencySymbol> $ </CurrencySymbol> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Oct. 29, 2012"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:us-gaap_LetterOfCreditMember" Id="1" Label="Letter of credit subfacility"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 25 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode> USD </CurrencyCode> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <contextRef> |
| <ContextID> I2012Q4_M1029_SwingLineSubFacilityMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2012-10-29T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> Swing line subfacility </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_SwingLineSubFacilityMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> USD </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema> |
| <MeasureValue> USD </MeasureValue> |
| <MeasureNamespace> iso4217 </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode> USD </CurrencyCode> |
| <OriginalCurrencyCode> USD </OriginalCurrencyCode> |
| </MCU> |
| | | <CurrencySymbol> $ </CurrencySymbol> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Oct. 29, 2012"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:irg_SwingLineSubFacilityMember" Id="1" Label="Swing line subfacility"/> |
| </Labels> |
| | | </Column> |
| | <Column FlagID="0"> |
| | | <Id> 26 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <CurrencyCode> USD </CurrencyCode> |
| | | <FootnoteIndexer/> |
| | | <hasSegments> true </hasSegments> |
| | | <hasScenarios> false </hasScenarios> |
| | | <MCU> |
| <KeyName/> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <contextRef> |
| <ContextID> I2013Q2_TermLoanMember </ContextID> |
| <EntitySchema> http://www.sec.gov/CIK </EntitySchema> |
| <EntityValue> 0001526796 </EntityValue> |
| <PeriodDisplayName/> |
| <PeriodType> instant </PeriodType> |
| <PeriodStartDate> 2013-07-01T00:00:00 </PeriodStartDate> |
| <PeriodEndDate> 0001-01-01T00:00:00 </PeriodEndDate> |
| <Segments> |
| <anyType xsi:type="Segment"> |
| <IsDefaultForEntity> false </IsDefaultForEntity> |
| <Name/> |
| <IsFromEntityGroup> false </IsFromEntityGroup> |
| <ValueName> $50.0 million term loan, due April 2018 </ValueName> |
| <ValueType> us-gaap_LongtermDebtTypeAxis </ValueType> |
| <Namespace> xbrldi </Namespace> |
| <Schema> http://xbrl.org/2006/xbrldi </Schema> |
| <DimensionInfo> |
| <Id> irg_TermLoanMember </Id> |
| <dimensionId> us-gaap_LongtermDebtTypeAxis </dimensionId> |
| <type> explicitMember </type> |
| </DimensionInfo> |
| </anyType> |
| </Segments> |
| <Scenarios/> |
| </contextRef> |
| <UPS> |
| <UnitProperty> |
| <UnitID> USD </UnitID> |
| <UnitType> Standard </UnitType> |
| <StandardMeasure> |
| <MeasureSchema> http://www.xbrl.org/2003/iso4217 </MeasureSchema> |
| <MeasureValue> USD </MeasureValue> |
| <MeasureNamespace> iso4217 </MeasureNamespace> |
| <MeasureDescription/> |
| <MeasureType/> |
| </StandardMeasure> |
| <Scale> 0 </Scale> |
| </UnitProperty> |
| </UPS> |
| <CurrencyCode> USD </CurrencyCode> |
| <OriginalCurrencyCode> USD </OriginalCurrencyCode> |
| </MCU> |
| | | <CurrencySymbol> $ </CurrencySymbol> |
| | | <Labels> |
| <Label Key="Calendar" Id="0" Label="Jul. 01, 2013"/> |
| <Label Key="us-gaap_LongtermDebtTypeAxis:irg_TermLoanMember" Id="1" Label="$50.0 million term loan, due April 2018"/> |
| </Labels> |
| | | </Column> |
| | </Columns> |
| <Rows> |
| | <Row FlagID="0"> |
| | | <Id> 1 </Id> |
| | | <IsAbstractGroupTitle> true </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 3 </Level> |
| | | <ElementName> us-gaap_DebtInstrumentLineItems </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> duration </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
| | | <Cells> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 1 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 2 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 3 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 4 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 5 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 6 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 7 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 8 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 9 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 10 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 11 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 12 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 13 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 14 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 15 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 16 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 17 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 18 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
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| | | <ElementDefenition> Sum of the carrying values as of the balance sheet date of all long-term debt, which is debt initially having maturities due after one year from the balance sheet date or beyond the operating cycle, if longer, but excluding the portions thereof scheduled to be repaid within one year or the normal operating cycle, if longer plus capital lease obligations due to be paid more than one year after the balance sheet date. </ElementDefenition> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Increase for additional borrowings on the credit facility during the period. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Amount drawn at closing </Label> |
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| | <Row FlagID="0"> |
| | | <Id> 6 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| <IsNumeric> false </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="I2012Q4_M1029_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 6 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 100000000 </NumericAmount> |
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| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 129 -Paragraph 2, 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 </ElementReferences> |
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| | | <UnitID> 2 </UnitID> |
| | | <Label> Maximum borrowing capacity </Label> |
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| | | <ElementName> irg_DebtInstrumentPeriod </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
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| </Cells> |
| | | <ElementDataType> xbrli:durationItemType </ElementDataType> |
| | | <SimpleDataType> na </SimpleDataType> |
| | | <ElementDefenition> Represents the period of debt instrument. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
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| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_M0409_DebtInstrumentVariableRateBaseLIBORMember_RevolvingCreditFacilityMember_MaximumMember" UnitID="Pure"> |
| <Id> 18 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.0425 </NumericAmount> |
| <RoundedNumericAmount> 0.0425 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember" UnitID="Pure"> |
| <Id> 19 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.025 </NumericAmount> |
| <RoundedNumericAmount> 0.025 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember_MinimumMember" UnitID="Pure"> |
| <Id> 20 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.0025 </NumericAmount> |
| <RoundedNumericAmount> 0.0025 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_M0409_DebtInstrumentVariableRateBaseMember_RevolvingCreditFacilityMember_MaximumMember" UnitID="Pure"> |
| <Id> 21 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.0325 </NumericAmount> |
| <RoundedNumericAmount> 0.0325 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_RevolvingCreditFacilityMember_DebtInstrumentVariableRateBaseRateMember" UnitID="Pure"> |
| <Id> 22 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.0100 </NumericAmount> |
| <RoundedNumericAmount> 0.0100 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 23 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 24 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 25 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> num:percentItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> The percentage points added to the reference rate to compute the variable rate on the debt instrument. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Applicable margin (as a percent) </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 10 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> duration </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
| | | <Cells> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 1 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 2 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 3 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 4 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 5 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 6 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 7 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2013Q2YTD_RevolvingCreditFacilityMember" UnitID="Pure"> |
| <Id> 8 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0.0030 </NumericAmount> |
| <RoundedNumericAmount> 0.0030 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 9 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 10 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 11 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 12 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 13 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 14 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 15 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 16 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 17 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 18 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 19 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 20 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> true </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 21 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
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| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> num:percentItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Commitment fee on the unused portion (as a percent) </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 11 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_DebtInstrumentIncreaseAdditionalBorrowings </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> duration </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| <IsRatio> false </IsRatio> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2013Q2_M0409_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 5 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 50000000 </NumericAmount> |
| <RoundedNumericAmount> 50000000 </RoundedNumericAmount> |
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| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsNumeric> false </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Id> 26 </Id> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Increase of additional borrowings on existing and new debt instruments. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph f -Article 4 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Upsizing of existing credit facility </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 12 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LineOfCreditFacilityCommitmentFeePercentage </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> duration </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
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| </Cell> |
| </Cells> |
| | | <ElementDataType> num:percentItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Commitment fee (as a percent) </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 13 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_M0409_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 5 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 1300000 </NumericAmount> |
| <RoundedNumericAmount> 1300000 </RoundedNumericAmount> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Id> 7 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. </ElementReferences> |
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| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. </ElementReferences> |
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| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 47 -Paragraph 10 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. </ElementReferences> |
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| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Represents the amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the sixth fiscal year following the latest fiscal year. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
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| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 95 -Paragraph 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.8) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Write-off of debt issuance costs </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 20 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_UnamortizedDebtIssuanceExpense </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> debit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
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| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 </ElementReferences> |
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| | | <Label> Unamortized debt issuance costs </Label> |
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| | | <ElementName> irg_DebtInstrumentLeverageRatio </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
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| | | <PeriodType> duration </PeriodType> |
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| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 19 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 20 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 21 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 22 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
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| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 23 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 24 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 25 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:pureItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> Represents the leverage ratio under the financial covenant. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Leverage ratio </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 22 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> irg_DebtInstrumentCovenantFixedChargeCoverageRatio </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
| | | <IsBaseElement> false </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> duration </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
| | | <Cells> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 1 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 2 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 3 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 4 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 5 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 6 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 7 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 8 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2013Q2YTD_PeriodUpto29thDecember2013Member_RevolvingCreditFacilityMember_MinimumMember" UnitID="Pure"> |
| <Id> 9 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 1.35 </NumericAmount> |
| <RoundedNumericAmount> 1.35 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 10 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 11 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 12 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 13 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2013Q2YTD_PeriodAfter29thDecember2013Member_RevolvingCreditFacilityMember_MinimumMember" UnitID="Pure"> |
| <Id> 14 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 1.50 </NumericAmount> |
| <RoundedNumericAmount> 1.50 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 15 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 16 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 17 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 18 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 19 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 20 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 22 </Id> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 23 </Id> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 24 </Id> |
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| <CurrencySymbol/> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
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| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 25 </Id> |
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| <IsRatio> false </IsRatio> |
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| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
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| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
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| <FootnoteIndexer/> |
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| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:pureItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> Represents the percentage of the ratio of earnings available to cover fixed charges. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Fixed charge ratio </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 23 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LongtermDebtWeightedAverageInterestRate </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
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| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEndingBalance> false </IsEndingBalance> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| </Cell> |
| </Cells> |
| | | <ElementDataType> num:percentItemType </ElementDataType> |
| | | <SimpleDataType> pure </SimpleDataType> |
| | | <ElementDefenition> Reflects the calculation as of the balance sheet date of the average interest rate weighted by the amount of long-term debt outstanding by type or by instrument at that time. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Weighted average interest rate (as a percent) </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 24 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LettersOfCreditOutstandingAmount </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsNumeric> false </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsNumeric> false </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsNumeric> false </IsNumeric> |
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| <NumericAmount> 0 </NumericAmount> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 22 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 0 </NumericAmount> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_LetterOfCreditMember" UnitID="USD"> |
| <Id> 23 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 5600000 </NumericAmount> |
| <RoundedNumericAmount> 5600000 </RoundedNumericAmount> |
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| <CurrencySymbol/> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 24 </Id> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 25 </Id> |
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| <IsRatio> false </IsRatio> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Amount outstanding </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 25 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
| | | <IsEquityPrevioslyReportedAsRow> false </IsEquityPrevioslyReportedAsRow> |
| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 1 </Id> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 3 </Id> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 39400000 </NumericAmount> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 6 </Id> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 7 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <NumericAmount> 39400000 </NumericAmount> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="I2013Q2_RevolvingCreditFacilityMember" UnitID="USD"> |
| <Id> 8 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <NumericAmount> 39400000 </NumericAmount> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 11 </Id> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 12 </Id> |
| <IsNumeric> false </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Available borrowing capacity </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 26 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> us-gaap_LineOfCreditFacilityAmountOutstanding </ElementName> |
| | | <ElementPrefix> us-gaap_ </ElementPrefix> |
| | | <IsBaseElement> true </IsBaseElement> |
| | | <BalanceType> credit </BalanceType> |
| | | <PeriodType> instant </PeriodType> |
| | | <IsReportTitle> false </IsReportTitle> |
| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
| | | <IsBeginningBalance> false </IsBeginningBalance> |
| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Amount borrowed under the credit facility as of the balance sheet date. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 19, 22 -Article 5 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
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| | | <Label> Outstanding balance </Label> |
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| | <Row FlagID="0"> |
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| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 4 </Level> |
| | | <ElementName> irg_LineOfCreditFacilityExpectedPaymentPeriod </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
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| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
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| | | <IsEndingBalance> false </IsEndingBalance> |
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| <Id> 25 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
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| </Cell> |
| <Cell FlagID="0" ContextID="" UnitID=""> |
| <Id> 26 </Id> |
| <IsNumeric> false </IsNumeric> |
| <IsRatio> false </IsRatio> |
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| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:durationItemType </ElementDataType> |
| | | <SimpleDataType> na </SimpleDataType> |
| | | <ElementDefenition> Represents the period within which the entity expects to pay its outstanding balance on the credit facility. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 0 </UnitID> |
| | | <Label> Expected payment period </Label> |
| | | </Row> |
| | </Rows> |
| <Footnotes/> |
| <IsEquityReport> false </IsEquityReport> |
| <ReportName> Debt Obligations (Details) (USD $) </ReportName> |
| <MonetaryRoundingLevel> NoRounding </MonetaryRoundingLevel> |
| <SharesRoundingLevel> UnKnown </SharesRoundingLevel> |
| <PerShareRoundingLevel> UnKnown </PerShareRoundingLevel> |
| <ExchangeRateRoundingLevel> UnKnown </ExchangeRateRoundingLevel> |
| <HasCustomUnits> true </HasCustomUnits> |
| <IsEmbedReport> false </IsEmbedReport> |
| <IsMultiCurrency> false </IsMultiCurrency> |
| <ReportType> Sheet </ReportType> |
| <RoleURI> http://www.igniterestaurants.com/role/DisclosureDebtObligationsDetails </RoleURI> |
| <NumberOfCols> 26 </NumberOfCols> |
| <NumberOfRows> 27 </NumberOfRows> |
| </InstanceReport> |