XML 111 R90.htm IDEA: XBRL DOCUMENT
v3.21.2

Income Taxes - Summary of Change in Valuation Allowances Against Deferred Income Taxes (Parenthetical) (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
May 02, 2021 | May 03, 2020 | Apr. 28, 2019
Valuation Allowance [Line Items] |  |  |  |
Write-off of deferred income taxes | [1] |  |  | $ (4,544)
income tax expense (benefit) |  | $ 8,526 | $ 119 | $ (4,456)
U.S. Federal Tax Authorities [Member] |  |  |  |
Valuation Allowance [Line Items] |  |  |  |
Capital loss carryforwards |  | 10,900 |  |
Capital loss carryforward, related future tax benefits |  | $ 2,300 |  |
[1] | During fiscal 2019, we recorded an income tax charge of $4.5 million for the write-off of certain U.S. foreign income tax credits, and in turn, we recorded an income tax benefit of $4.5 million for the reduction in our valuation allowance.

X
- Definition Capital loss carryforward, related future tax benefits. + References No definition available. + Details
Name: | culp_CapitalLossCarryforwardRelatedFutureTaxBenefits
Namespace Prefix: | culp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Capital loss carryforwards. + References No definition available. + Details
Name: | culp_CapitalLossCarryforwards
Namespace Prefix: | culp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of deferred tax expense (benefit) pertaining to income (loss) from continuing operations, related to valuation allowance. + References No definition available. + Details
Name: | culp_DeferredIncomeTaxExpenseBenefitValuationAllowance
Namespace Prefix: | culp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
Name: | us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ValuationAllowanceLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeTaxAuthorityAxis=culp_InternalRevenueServiceAndStateTaxAuthoritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |