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Commitments and Contingencies - Narrative (Detail) | 12 Months Ended
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May 01, 2022 USD ($) ft² | May 02, 2021 USD ($) | May 03, 2020 USD ($)
Commitments and Contingencies Disclosure [Line Items] |  |  |
Accounts payable for capital expenditures | $ 473,000 | $ 348,000 |
Former Home Accessories Segment [Member] | Loss From Discontinued Operations [Member] |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Operating lease costs |  |  | $ 204,000
Mattress Fabrics [Member] |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Area of facility | ft² | 65,886 |  |
Rental payments | $ 148,000 | 151,000 | 157,000
Mattress Fabrics [Member] | Capital Addition Purchase Commitments [Member] |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Open purchase commitments for equipment | 580,000 |  |
Continuing Operation [Member] |  |  |
Commitments and Contingencies Disclosure [Line Items] |  |  |
Operating lease costs | 3,900,000 | 2,900,000 | 2,600,000
Short-term lease costs | $ 68,000 | $ 55,000 | $ 148,000

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- Definition The carrying value as of the balance sheet date of obligations incurred and payable for the purchase of a building and equipment that are to be repaid within one year. + References No definition available. + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI https://asc.fasb.org/extlink&oid=123414884&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918686-209980 + Details
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