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Intangible Assets - Summary of Intangible Assets (Detail) - USD ($)
$ in Thousands
Jul. 31, 2022
May 01, 2022
Aug. 01, 2021
May 02, 2021
Intangible Assets [Line Items]        
Tradename $ 540 $ 540 $ 540  
Intangible assets 2,534 2,628 [1] 2,910  
Customer Relationships [Member]        
Intangible Assets [Line Items]        
Finite-lived intangible assets, net 1,561 1,636 1,862 $ 1,937
Non-Compete Agreement [Member]        
Intangible Assets [Line Items]        
Finite-lived intangible assets, net $ 433 $ 452 $ 508 $ 527
[1] Derived from audited financial statements.