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| | | <Position> 39 </Position> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R40.htm </HtmlFileName> |
| | | <LongName> 1040 - Disclosure - Exit and Disposal Activity (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/ExitAndDisposalActivityTables </Role> |
| | | <ShortName> Exit and Disposal Activity (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/ExitAndDisposalActivity </ParentRole> |
| | | <Position> 40 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R41.htm </HtmlFileName> |
| | | <LongName> 1041 - Disclosure - Fair Value of Financial Instruments (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/FairValueOfFinancialInstrumentsTables </Role> |
| | | <ShortName> Fair Value of Financial Instruments (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/FairValueOfFinancialInstruments </ParentRole> |
| | | <Position> 41 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R42.htm </HtmlFileName> |
| | | <LongName> 1042 - Disclosure - Cash Flow Information (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/CashFlowInformationTables </Role> |
| | | <ShortName> Cash Flow Information (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/CashFlowInformation </ParentRole> |
| | | <Position> 42 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R43.htm </HtmlFileName> |
| | | <LongName> 1043 - Disclosure - Net Income Per Share (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/NetIncomePerShareTables </Role> |
| | | <ShortName> Net Income Per Share (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/NetIncomePerShare </ParentRole> |
| | | <Position> 43 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R44.htm </HtmlFileName> |
| | | <LongName> 1044 - Disclosure - Segment Information (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/SegmentInformationTables </Role> |
| | | <ShortName> Segment Information (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/SegmentInformation </ParentRole> |
| | | <Position> 44 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R45.htm </HtmlFileName> |
| | | <LongName> 1045 - Disclosure - Income Taxes (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/IncomeTaxesTables </Role> |
| | | <ShortName> Income Taxes (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/IncomeTaxes </ParentRole> |
| | | <Position> 45 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R46.htm </HtmlFileName> |
| | | <LongName> 1046 - Disclosure - Stock-Based Compensation (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/StockBasedCompensationTables </Role> |
| | | <ShortName> Stock-Based Compensation (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/StockBasedCompensation </ParentRole> |
| | | <Position> 46 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R47.htm </HtmlFileName> |
| | | <LongName> 1047 - Disclosure - Leases (Tables) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/LeasesTables </Role> |
| | | <ShortName> Leases (Tables) </ShortName> |
| | | <MenuCategory> Tables </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/Leases </ParentRole> |
| | | <Position> 47 </Position> |
| | | </Report> |
| | <Report instance="culp-20191103.xml"> |
| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R48.htm </HtmlFileName> |
| | | <LongName> 1048 - Disclosure - Significant Accounting Policies - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/SignificantAccountingPoliciesNarrativeDetail </Role> |
| | | <ShortName> Significant Accounting Policies - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 48 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R49.htm </HtmlFileName> |
| | | <LongName> 1049 - Disclosure - Business Combinations (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/BusinessCombinationsDetail </Role> |
| | | <ShortName> Business Combinations (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/BusinessCombinationsTables </ParentRole> |
| | | <Position> 49 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R50.htm </HtmlFileName> |
| | | <LongName> 1050 - Disclosure - Business Combinations - Schedule of Allocation of Acquisition Cost to Assets Acquired and Liabilities Assumed (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/BusinessCombinationsScheduleOfAllocationOfAcquisitionCostToAssetsAcquiredAndLiabilitiesAssumedDetail </Role> |
| | | <ShortName> Business Combinations - Schedule of Allocation of Acquisition Cost to Assets Acquired and Liabilities Assumed (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 50 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R51.htm </HtmlFileName> |
| | | <LongName> 1051 - Disclosure - Business Combinations - Schedule of Unaudited Pro Forma Consolidated Results of Operations (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/BusinessCombinationsScheduleOfUnauditedProFormaConsolidatedResultsOfOperationsDetail </Role> |
| | | <ShortName> Business Combinations - Schedule of Unaudited Pro Forma Consolidated Results of Operations (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 51 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R52.htm </HtmlFileName> |
| | | <LongName> 1052 - Disclosure - Allowance for Doubtful Accounts (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/AllowanceForDoubtfulAccountsDetail </Role> |
| | | <ShortName> Allowance for Doubtful Accounts (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/AllowanceForDoubtfulAccountsTables </ParentRole> |
| | | <Position> 52 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R53.htm </HtmlFileName> |
| | | <LongName> 1053 - Disclosure - Revenue from Contracts with Customers - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/RevenueFromContractsWithCustomersNarrativeDetail </Role> |
| | | <ShortName> Revenue from Contracts with Customers - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 53 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R54.htm </HtmlFileName> |
| | | <LongName> 1054 - Disclosure - Revenue from Contracts with Customers - Summary of the activity for deferred revenue (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/RevenueFromContractsWithCustomersSummaryOfTheActivityForDeferredRevenueDetail </Role> |
| | | <ShortName> Revenue from Contracts with Customers - Summary of the activity for deferred revenue (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 54 </Position> |
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| | | <HtmlFileName> R55.htm </HtmlFileName> |
| | | <LongName> 1055 - Disclosure - Revenue from Contracts with Customers - Disaggregation of Revenue (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/RevenueFromContractsWithCustomersDisaggregationOfRevenueDetail </Role> |
| | | <ShortName> Revenue from Contracts with Customers - Disaggregation of Revenue (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 55 </Position> |
| | | </Report> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R56.htm </HtmlFileName> |
| | | <LongName> 1056 - Disclosure - Inventories (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/InventoriesDetail </Role> |
| | | <ShortName> Inventories (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/InventoriesTables </ParentRole> |
| | | <Position> 56 </Position> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R57.htm </HtmlFileName> |
| | | <LongName> 1057 - Disclosure - Intangible Asset - Summary of Intangible Assets (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/IntangibleAssetSummaryOfIntangibleAssetsDetail </Role> |
| | | <ShortName> Intangible Asset - Summary of Intangible Assets (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 57 </Position> |
| | | </Report> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R58.htm </HtmlFileName> |
| | | <LongName> 1058 - Disclosure - Intangible Asset - Tradenames (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/IntangibleAssetTradenamesDetail </Role> |
| | | <ShortName> Intangible Asset - Tradenames (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 58 </Position> |
| | | </Report> |
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| | | <HtmlFileName> R59.htm </HtmlFileName> |
| | | <LongName> 1059 - Disclosure - Intangible Assets - Summary of Change in Carrying Amount of Finite-Lived Intangible Assets (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/IntangibleAssetsSummaryOfChangeInCarryingAmountOfFiniteLivedIntangibleAssetsDetail </Role> |
| | | <ShortName> Intangible Assets - Summary of Change in Carrying Amount of Finite-Lived Intangible Assets (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 59 </Position> |
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| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/IntangibleAssetsNarrativeDetail </Role> |
| | | <ShortName> Intangible Assets - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 60 </Position> |
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| | | <HtmlFileName> R61.htm </HtmlFileName> |
| | | <LongName> 1061 - Disclosure - Goodwill (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/GoodwillDetail </Role> |
| | | <ShortName> Goodwill (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/GoodwillTables </ParentRole> |
| | | <Position> 61 </Position> |
| | | </Report> |
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| | | <HtmlFileName> R62.htm </HtmlFileName> |
| | | <LongName> 1062 - Disclosure - Investment in Unconsolidated Joint Venture - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/InvestmentInUnconsolidatedJointVentureNarrativeDetail </Role> |
| | | <ShortName> Investment in Unconsolidated Joint Venture - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 62 </Position> |
| | | </Report> |
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| | | <IsDefault> false </IsDefault> |
| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R63.htm </HtmlFileName> |
| | | <LongName> 1063 - Disclosure - Investment in Unconsolidated Joint Venture - Summary of Equity Method Investment (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/InvestmentInUnconsolidatedJointVentureSummaryOfEquityMethodInvestmentDetail </Role> |
| | | <ShortName> Investment in Unconsolidated Joint Venture - Summary of Equity Method Investment (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 63 </Position> |
| | | </Report> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R64.htm </HtmlFileName> |
| | | <LongName> 1064 - Disclosure - Accrued Expenses (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/AccruedExpensesDetail </Role> |
| | | <ShortName> Accrued Expenses (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <ParentRole> http://www.culp.com/role/AccruedExpensesTables </ParentRole> |
| | | <Position> 64 </Position> |
| | | </Report> |
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| | | <LongName> 1065 - Disclosure - Accrued Expenses - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/AccruedExpensesNarrativeDetail </Role> |
| | | <ShortName> Accrued Expenses - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 65 </Position> |
| | | </Report> |
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| | | <HasEmbeddedReports> false </HasEmbeddedReports> |
| | | <HtmlFileName> R66.htm </HtmlFileName> |
| | | <LongName> 1066 - Disclosure - Exit and Disposal Activity - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/ExitAndDisposalActivityNarrativeDetail </Role> |
| | | <ShortName> Exit and Disposal Activity - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 66 </Position> |
| | | </Report> |
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| | | <HtmlFileName> R67.htm </HtmlFileName> |
| | | <LongName> 1067 - Disclosure - Exit and Disposal Activity - Summary of Restructuring Credit and Related Charges Associated with Exit and Disposal Activity (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/ExitAndDisposalActivitySummaryOfRestructuringCreditAndRelatedChargesAssociatedWithExitAndDisposalActivityDetail </Role> |
| | | <ShortName> Exit and Disposal Activity - Summary of Restructuring Credit and Related Charges Associated with Exit and Disposal Activity (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 67 </Position> |
| | | </Report> |
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| | | <LongName> 1068 - Disclosure - Exit and Disposal Activity - Summary of Restructuring Credit and Related Charges Associated with Exit and Disposal Activity (Parenthetical) (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/ExitAndDisposalActivitySummaryOfRestructuringCreditAndRelatedChargesAssociatedWithExitAndDisposalActivityParentheticalDetail </Role> |
| | | <ShortName> Exit and Disposal Activity - Summary of Restructuring Credit and Related Charges Associated with Exit and Disposal Activity (Parenthetical) (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 68 </Position> |
| | | </Report> |
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| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/ExitAndDisposalActivitySummaryOfActivityInRestructuringAccrualDetail </Role> |
| | | <ShortName> Exit and Disposal Activity - Summary of Activity in Restructuring Accrual (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 69 </Position> |
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| | | <HtmlFileName> R70.htm </HtmlFileName> |
| | | <LongName> 1070 - Disclosure - Lines of Credit - Narrative (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/LinesOfCreditNarrativeDetail </Role> |
| | | <ShortName> Lines of Credit - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 70 </Position> |
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| | | <HtmlFileName> R71.htm </HtmlFileName> |
| | | <LongName> 1071 - Disclosure - Fair Value of Financial Instruments - Recurring Basis (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/FairValueOfFinancialInstrumentsRecurringBasisDetail </Role> |
| | | <ShortName> Fair Value of Financial Instruments - Recurring Basis (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 71 </Position> |
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| | | <HtmlFileName> R72.htm </HtmlFileName> |
| | | <LongName> 1072 - Disclosure - Fair Value of Financial Instruments - Nonrecurring Basis (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/FairValueOfFinancialInstrumentsNonrecurringBasisDetail </Role> |
| | | <ShortName> Fair Value of Financial Instruments - Nonrecurring Basis (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 72 </Position> |
| | | </Report> |
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| | | <Role> http://www.culp.com/role/FairValueOfFinancialInstrumentsNarrativeDetail </Role> |
| | | <ShortName> Fair Value of Financial Instruments - Narrative (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
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| | | <HtmlFileName> R74.htm </HtmlFileName> |
| | | <LongName> 1074 - Disclosure - Cash Flow Information - Interest and Income Taxes Paid (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
| | | <Role> http://www.culp.com/role/CashFlowInformationInterestAndIncomeTaxesPaidDetail </Role> |
| | | <ShortName> Cash Flow Information - Interest and Income Taxes Paid (Detail) </ShortName> |
| | | <MenuCategory> Details </MenuCategory> |
| | | <Position> 74 </Position> |
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| | | <LongName> 1075 - Disclosure - Net Income Per Share - Weighted Average Shares (Detail) </LongName> |
| | | <ReportType> Sheet </ReportType> |
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