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Segment Information - Statement of Operations for Operating Segments (Parenthetical) (Detail) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 01, 2021 | May 03, 2020 | May 02, 2021 | Jan. 01, 2017
Segment Reporting Information [Line Items] |  |  |  |  |
Asset impairments | [1] |  | $ 13,712,000 |  |
CIH [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Acquisition of additional ownership percentage |  | 50.00% |  | 50.00% |
Equity method investment, ownership percentage |  |  |  |  | 50.00%
Fair value of previously held ownership interest |  | $ 1,700,000 |  |  |
CIH [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Acquisition of additional ownership percentage |  | 50.00% |  |  |
Equity method investment, ownership percentage |  | 50.00% |  |  |
Payments to acquire additional ownership interest |  | $ 954,000 |  |  |
Continuing Operation [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Asset impairments |  |  | 13,600,000 |  |
Goodwill impairment charges |  |  | 13,569,000 |  |
Mattress and Upholstery Fabric [Member] | Continuing Operation [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Goodwill impairment charges |  |  | 13,600,000 |  |
Mattress Fabrics [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Asset impairments |  |  | 11,500,000 |  |
Upholstery Fabrics [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Asset impairments |  |  | 2,200,000 |  |
Trade Names [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Asset impairments |  |  | $ 143,000 |  |
[1] | During fiscal 2020, we incurred asset impairment charges totaling $13.7 million, of which $13.6 million and $143,000 pertained to goodwill and a tradename associated with Read, respectively. Of this $13.7 million, $11.5 million and $2.2 million pertained to the mattress fabrics segment and upholstery fabrics segment, respectively.

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