Commitments, Contingencies, and Guarantees - Narrative (Detail) - USD ($)	3 Months Ended
	Aug. 01, 2021	Aug. 02, 2020	May 02, 2021	[1]
Commitments and Contingencies Disclosure [Line Items]
Accounts payable for capital expenditures	$ 48,000	$ 333,000	$ 348,000
Payment received from royalty agreement	14,000	17,000
Operating lease liability payments	717,000	445,000
eLuxury [Member]
Commitments and Contingencies Disclosure [Line Items]
Net sales related to inventory shipments	$ 43,000	$ 244,000
Unpaid Lease Payments Guarantees Percentage	70.00%
Lease agreement expiry date	2024-09
Operating lease liability payments	$ 18,865
Mattress Fabrics [Member] | Capital Addition Purchase Commitments [Member]
Commitments and Contingencies Disclosure [Line Items]
Open purchase commitments for equipment	$ 1,200,000

[1] Derived from audited financial statements.