| | | | | | | | | | | | | | | | | | | | | |
<?xml version="1.0" encoding="windows-1252"?> |
<FilingSummary> |
| <Version> 3.19.2 </Version> |
| <ProcessingTime/> |
| <ReportFormat> html </ReportFormat> |
| <ContextCount> 115 </ContextCount> |
| <ElementCount> 243 </ElementCount> |
| <EntityCount> 1 </EntityCount> |
| <FootnotesReported> false </FootnotesReported> |
| <SegmentCount> 26 </SegmentCount> |
| <ScenarioCount> 0 </ScenarioCount> |
| <TuplesReported> false </TuplesReported> |
| <UnitCount> 8 </UnitCount> |
| <MyReports> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R1.htm </HtmlFileName> |
| | | <LongName> 0001000 - Document - Document and Entity Information </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DocumentAndEntityInformation </Role> |
| | | <ShortName> Document and Entity Information </ShortName> |
| | | <MenuCategory> Cover </MenuCategory> |
| | | <Position> 1 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R2.htm </HtmlFileName> |
| | | <LongName> 1001000 - Statement - Condensed Consolidated Balance Sheets (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CondensedConsolidatedBalanceSheetsUnaudited </Role> |
| | | <ShortName> Condensed Consolidated Balance Sheets (Unaudited) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 2 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R3.htm </HtmlFileName> |
| | | <LongName> 1002000 - Statement - Condensed Consolidated Statements of Operations (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CondensedConsolidatedStatementsOfOperationsUnaudited </Role> |
| | | <ShortName> Condensed Consolidated Statements of Operations (Unaudited) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 3 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R4.htm </HtmlFileName> |
| | | <LongName> 1003000 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeUnaudited </Role> |
| | | <ShortName> Condensed Consolidated Statements of Comprehensive Income (Unaudited) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 4 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R5.htm </HtmlFileName> |
| | | <LongName> 1004000 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited </Role> |
| | | <ShortName> Condensed Consolidated Statements of Cash Flows (Unaudited) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 5 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R6.htm </HtmlFileName> |
| | | <LongName> 1005000 - Statement - Condensed Consolidated Statement of Shareholders' Equity (Unaudited) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CondensedConsolidatedStatementOfShareholdersEquityUnaudited </Role> |
| | | <ShortName> Condensed Consolidated Statement of Shareholders' Equity (Unaudited) </ShortName> |
| | | <MenuCategory> Statements </MenuCategory> |
| | | <Position> 6 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R7.htm </HtmlFileName> |
| | | <LongName> 2101100 - Disclosure - Basis of Presentation </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/BasisOfPresentation </Role> |
| | | <ShortName> Basis of Presentation </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 7 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R8.htm </HtmlFileName> |
| | | <LongName> 2102100 - Disclosure - Leases </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/Leases </Role> |
| | | <ShortName> Leases </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 8 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R9.htm </HtmlFileName> |
| | | <LongName> 2103100 - Disclosure - Revenue </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/Revenue </Role> |
| | | <ShortName> Revenue </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 9 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R10.htm </HtmlFileName> |
| | | <LongName> 2104100 - Disclosure - Discontinued Operations and Special Charges (Gains) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGains </Role> |
| | | <ShortName> Discontinued Operations and Special Charges (Gains) </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 10 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R11.htm </HtmlFileName> |
| | | <LongName> 2106100 - Disclosure - Net Income per Common Share </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/NetIncomePerCommonShare </Role> |
| | | <ShortName> Net Income per Common Share </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 11 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R12.htm </HtmlFileName> |
| | | <LongName> 2107100 - Disclosure - Credit Facilities </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CreditFacilities </Role> |
| | | <ShortName> Credit Facilities </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 12 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R13.htm </HtmlFileName> |
| | | <LongName> 2108100 - Disclosure - Fair Value Measurements </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/FairValueMeasurements </Role> |
| | | <ShortName> Fair Value Measurements </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 13 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R14.htm </HtmlFileName> |
| | | <LongName> 2109100 - Disclosure - Legal Proceedings </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LegalProceedings </Role> |
| | | <ShortName> Legal Proceedings </ShortName> |
| | | <MenuCategory> Notes </MenuCategory> |
| | | <Position> 14 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R15.htm </HtmlFileName> |
| | | <LongName> 2201201 - Disclosure - Basis of Presentation (Policies) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/BasisOfPresentationPolicies </Role> |
| | | <ShortName> Basis of Presentation (Policies) </ShortName> |
| | | <MenuCategory> Policies </MenuCategory> |
| | | <Position> 15 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R16.htm </HtmlFileName> |
| | | <LongName> 2302301 - Disclosure - Leases (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LeasesTables </Role> |
| | | <ShortName> Leases (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/Leases </ParentRole> |
| | | <Position> 16 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R17.htm </HtmlFileName> |
| | | <LongName> 2303301 - Disclosure - Revenue (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/RevenueTables </Role> |
| | | <ShortName> Revenue (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/Revenue </ParentRole> |
| | | <Position> 17 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R18.htm </HtmlFileName> |
| | | <LongName> 2304301 - Disclosure - Discontinued Operations and Special Charges (Gains) (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsTables </Role> |
| | | <ShortName> Discontinued Operations and Special Charges (Gains) (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGains </ParentRole> |
| | | <Position> 18 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R19.htm </HtmlFileName> |
| | | <LongName> 2401402 - Disclosure - Basis of Presentation (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/BasisOfPresentationDetails </Role> |
| | | <ShortName> Basis of Presentation (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/BasisOfPresentationPolicies </ParentRole> |
| | | <Position> 19 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R20.htm </HtmlFileName> |
| | | <LongName> 2402402 - Disclosure - Leases (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LeasesDetails </Role> |
| | | <ShortName> Leases (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/LeasesTables </ParentRole> |
| | | <Position> 20 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R21.htm </HtmlFileName> |
| | | <LongName> 2402403 - Disclosure - Leases - Lease Expense (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LeasesLeaseExpenseDetails </Role> |
| | | <ShortName> Leases - Lease Expense (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 21 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R22.htm </HtmlFileName> |
| | | <LongName> 2402404 - Disclosure - Leases - Maturities of Lease Liabilities (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LeasesMaturitiesOfLeaseLiabilitiesDetails </Role> |
| | | <ShortName> Leases - Maturities of Lease Liabilities (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 22 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R23.htm </HtmlFileName> |
| | | <LongName> 2403402 - Disclosure - Revenue (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/RevenueDetails </Role> |
| | | <ShortName> Revenue (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/RevenueTables </ParentRole> |
| | | <Position> 23 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R24.htm </HtmlFileName> |
| | | <LongName> 2404402 - Disclosure - Discontinued Operations and Special Charges (Gains) - Narrative (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsNarrativeDetails </Role> |
| | | <ShortName> Discontinued Operations and Special Charges (Gains) - Narrative (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsTables </ParentRole> |
| | | <Position> 24 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R25.htm </HtmlFileName> |
| | | <LongName> 2404403 - Disclosure - Discontinued Operations and Special Charges (Gains) - Reconciliation of Pretax Loss on Discontinued Operations (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsReconciliationOfPretaxLossOnDiscontinuedOperationsDetails </Role> |
| | | <ShortName> Discontinued Operations and Special Charges (Gains) - Reconciliation of Pretax Loss on Discontinued Operations (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsTables </ParentRole> |
| | | <Position> 25 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R26.htm </HtmlFileName> |
| | | <LongName> 2404404 - Disclosure - Discontinued Operations and Special Charges (Gains) - Special Charges Liabilities (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsSpecialChargesLiabilitiesDetails </Role> |
| | | <ShortName> Discontinued Operations and Special Charges (Gains) - Special Charges Liabilities (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/DiscontinuedOperationsAndSpecialChargesGainsTables </ParentRole> |
| | | <Position> 26 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R27.htm </HtmlFileName> |
| | | <LongName> 2406401 - Disclosure - Net Income per Common Share (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/NetIncomePerCommonShareDetails </Role> |
| | | <ShortName> Net Income per Common Share (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/NetIncomePerCommonShare </ParentRole> |
| | | <Position> 27 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R28.htm </HtmlFileName> |
| | | <LongName> 2407401 - Disclosure - Credit Facilities (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/CreditFacilitiesDetails </Role> |
| | | <ShortName> Credit Facilities (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/CreditFacilities </ParentRole> |
| | | <Position> 28 </Position> |
| | | </Report> |
| | <Report instance="syx-20190630.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R29.htm </HtmlFileName> |
| | | <LongName> 2409401 - Disclosure - Legal Proceedings (Details) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://systemax.com/role/LegalProceedingsDetails </Role> |
| | | <ShortName> Legal Proceedings (Details) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://systemax.com/role/LegalProceedings </ParentRole> |
| | | <Position> 29 </Position> |
| | | </Report> |
| | <Report> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <LongName> All Reports </LongName> |
| | | <ReportType> Book </ReportType> |
| | | <ShortName> All Reports </ShortName> |
| | | </Report> |
| | </MyReports> |
| <InputFiles> |
| | <File> syx-20190630.xml </File> |
| | <File> syx-20190630.xsd </File> |
| | <File> syx-20190630_cal.xml </File> |
| | <File> syx-20190630_def.xml </File> |
| | <File> syx-20190630_lab.xml </File> |
| | <File> syx-20190630_pre.xml </File> |
| | </InputFiles> |
| <SupplementalFiles/> |
| <BaseTaxonomies> |
| | <BaseTaxonomy> http://xbrl.sec.gov/dei/2018-01-31 </BaseTaxonomy> |
| | <BaseTaxonomy> http://fasb.org/srt/2018-01-31 </BaseTaxonomy> |
| | <BaseTaxonomy> http://xbrl.sec.gov/country/2017-01-31 </BaseTaxonomy> |
| | <BaseTaxonomy> http://fasb.org/us-gaap/2018-01-31 </BaseTaxonomy> |
| | </BaseTaxonomies> |
| <HasPresentationLinkbase> true </HasPresentationLinkbase> |
| <HasCalculationLinkbase> true </HasCalculationLinkbase> |
| </FilingSummary> |