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Income Taxes - Deferred Income Taxes - Valuation Allowance - Narrative (Detail) - USD ($) | Jan. 29, 2017 | May 01, 2016 | Jan. 31, 2016
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U.S. Tax Authorities and Poland Tax Authorities [Member] | Valuation Allowance, Operating Loss Carryforwards [Member] |  |  |
Income Taxes [Line Items] |  |  |
Valuation allowance | $ 557,000 | $ 590,000 | $ 874,000
U.S. State Tax [Member] | Valuation Allowance, Operating Loss Carryforwards [Member] |  |  |
Income Taxes [Line Items] |  |  |
Valuation allowance | 473,000 | 518,000 | 498,000
Poland [Member] | Valuation Allowance, Operating Loss Carryforwards [Member] | Culp Europe [Member] |  |  |
Income Taxes [Line Items] |  |  |
Valuation allowance | 84,000 | 72,000 | 376,000
Canada and China [Member] |  |  |
Income Taxes [Line Items] |  |  |
Valuation allowance | $ 0 | $ 0 | $ 0

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- Definition Income Taxes [Line Items] + References No definition available. + Details
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319 + Details
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