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| <CurrencyCode/> |
| <CurrencySymbol/> |
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| <IsNumeric> true </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks in the fourth quarter for the entity's 52-week fiscal years before changes in quarterly accounting period. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks in the fourth quarter for the 52-week fiscal years before changes in quarterly accounting period </Label> |
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| | | <Id> 4 </Id> |
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| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
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| | | <ElementPrefix> irg_ </ElementPrefix> |
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| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
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| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <Id> 3 </Id> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="D2013Q2YTD" UnitID="Week"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <NumericAmount> 13 </NumericAmount> |
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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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| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks in a quarter for the entity's fiscal year. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks in a quarter </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 5 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> irg_NumberOfWeeksInFourthQuarterForFiftyThreeWeekFiscalYearsBeforeChangeInQuarterlyAccountingPeriod </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> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="D2013Q2YTD" UnitID="Week"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks in the fourth quarter for the 53-week fiscal years before changes in quarterly accounting period. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks in the fourth quarter for the 53-week fiscal years before changes in quarterly accounting period </Label> |
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| | <Row FlagID="0"> |
| | | <Id> 6 </Id> |
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| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> irg_NumberOfWeeksInFourthQuarterForFiftyThreeWeekFiscalYear </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
| | | <IsBaseElement> false </IsBaseElement> |
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| | | <IsSegmentTitle> false </IsSegmentTitle> |
| | | <IsCalendarTitle> false </IsCalendarTitle> |
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| | | <IsEquityAdjustmentRow> false </IsEquityAdjustmentRow> |
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| | | <IsEndingBalance> false </IsEndingBalance> |
| | | <IsReverseSign> false </IsReverseSign> |
| | | <PreferredLabelRole> terseLabel </PreferredLabelRole> |
| | | <FootnoteIndexer/> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <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> |
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| <Cell FlagID="0" ContextID="D2013Q2YTD" UnitID="Week"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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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> |
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| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks in the fourth quarter for the entity's 53-week fiscal years. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks in fourth quarter for 53-week fiscal years </Label> |
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| | <Row FlagID="0"> |
| | | <Id> 7 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> irg_NumberOfEqualWeekQuartersForFiftyTwoWeekFiscalYearsUseByAcquiredEntity </ElementName> |
| | | <ElementPrefix> irg_ </ElementPrefix> |
| | | <IsBaseElement> false </IsBaseElement> |
| | | <BalanceType> na </BalanceType> |
| | | <PeriodType> duration </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> |
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| <Cell FlagID="0" ContextID="" UnitID=""> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
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| <IsIndependantCurrency> false </IsIndependantCurrency> |
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| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <Cell FlagID="0" ContextID="D2013Q2YTD" UnitID="Week"> |
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| <IsNumeric> true </IsNumeric> |
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| <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> |
| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of equal week quarters for the 52-week fiscal years, which is used by the Mac Grill acquired entity. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of equal week quarters for the 52-week fiscal years, which is used by the Mac Grill acquired entity </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 8 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> irg_NumberOfWeeksReportedForInQuarterlyAccountingPeriod </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> |
| <RoundedNumericAmount> 0 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode/> |
| <CurrencySymbol/> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> false </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2012Q2" UnitID="Week"> |
| <Id> 3 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 12 </NumericAmount> |
| <RoundedNumericAmount> 12 </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> |
| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks reported for in the quarterly accounting period. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks reported for in the quarterly accounting period </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 9 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> irg_NumberOfWeeksInFirstThreeQuartersForFiftyTwoWeekFiscalYearsAfterChangeInQuarterlyAccountingPeriod </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> |
| <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="D2013Q2YTD" UnitID="Week"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 13 </NumericAmount> |
| <RoundedNumericAmount> 13 </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> |
| </Cells> |
| | | <ElementDataType> xbrli:integerItemType </ElementDataType> |
| | | <SimpleDataType> integer </SimpleDataType> |
| | | <ElementDefenition> Represents the number of weeks in the first three quarters of the fiscal year after changes in the quarterly accounting period. </ElementDefenition> |
| | | <ElementReferences> No definition available. </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 256 </UnitID> |
| | | <Label> Number of weeks in the first three quarters of the fiscal year after changes in quarterly accounting period </Label> |
| | | </Row> |
| | <Row FlagID="0"> |
| | | <Id> 10 </Id> |
| | | <IsAbstractGroupTitle> false </IsAbstractGroupTitle> |
| | | <LabelSeparator> </LabelSeparator> |
| | | <Level> 2 </Level> |
| | | <ElementName> us-gaap_SalesRevenueNet </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/> |
| | | <Cells> |
| <Cell FlagID="0" ContextID="D2013Q2" UnitID="USD"> |
| <Id> 1 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 228132000 </NumericAmount> |
| <RoundedNumericAmount> 228132 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2012Q2_91D" UnitID="USD"> |
| <Id> 2 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 132900000 </NumericAmount> |
| <RoundedNumericAmount> 132900 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2012Q2" UnitID="USD"> |
| <Id> 3 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 119886000 </NumericAmount> |
| <RoundedNumericAmount> 119886 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2013Q2YTD" UnitID="USD"> |
| <Id> 4 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 346372000 </NumericAmount> |
| <RoundedNumericAmount> 346372 </RoundedNumericAmount> |
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| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
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| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
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| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| <Cell FlagID="0" ContextID="D2012Q2_184D" UnitID="USD"> |
| <Id> 6 </Id> |
| <IsNumeric> true </IsNumeric> |
| <IsRatio> false </IsRatio> |
| <DisplayZeroAsNone> false </DisplayZeroAsNone> |
| <NumericAmount> 246000000 </NumericAmount> |
| <RoundedNumericAmount> 246000 </RoundedNumericAmount> |
| <NonNumbericText/> |
| <FootnoteIndexer/> |
| <CurrencyCode> USD </CurrencyCode> |
| <CurrencySymbol> $ </CurrencySymbol> |
| <IsIndependantCurrency> false </IsIndependantCurrency> |
| <ShowCurrencySymbol> true </ShowCurrencySymbol> |
| <DisplayDateInUSFormat> false </DisplayDateInUSFormat> |
| </Cell> |
| </Cells> |
| | | <ElementDataType> xbrli:monetaryItemType </ElementDataType> |
| | | <SimpleDataType> monetary </SimpleDataType> |
| | | <ElementDefenition> Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. </ElementDefenition> |
| | | <ElementReferences> Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 </ElementReferences> |
| | | <IsTotalLabel> false </IsTotalLabel> |
| | | <UnitID> 2 </UnitID> |
| | | <Label> Revenues </Label> |
| | | </Row> |
| | </Rows> |
| <Footnotes/> |
| <IsEquityReport> false </IsEquityReport> |
| <ReportName> Change in Quarterly Accounting Periods (Details) (USD $) </ReportName> |
| <MonetaryRoundingLevel> Thousands </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/DisclosureChangeInQuarterlyAccountingPeriodsDetails </RoleURI> |
| <NumberOfCols> 6 </NumberOfCols> |
| <NumberOfRows> 10 </NumberOfRows> |
| </InstanceReport> |