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Stock-Based Compensation - Narrative (Detail) - USD ($)
9 Months Ended
Jan. 03, 2023
Oct. 03, 2022
Jul. 01, 2022
Jan. 03, 2022
Oct. 01, 2021
Jul. 01, 2021
Jan. 29, 2023
Jan. 30, 2022
Sep. 16, 2015
Performance Based Restricted Stock Units [Member] | Selling, General and Administrative Expenses [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based compensation expense (credit)             $ 2,000 $ (40,000)  
Time-Based Restricted Stock Units [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Remaining unrecognized compensation expense             $ 1,000,000.0    
Weighted average period over which unrecognized compensation expense is expected to be recognized             1 year 8 months 12 days    
Fair value of units expected to vest             $ 1,600,000    
Time-Based Restricted Stock Units [Member] | Selling, General and Administrative Expenses [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based compensation expense (credit)             634,000 682,000  
Common Stock Awards [Member] | Outside Directors [Member] | Immediate Vesting [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Common stock awarded 17,819 18,326 19,753 8,357 6,426 4,312      
Price Per Share $ 4.70 $ 4.57 $ 4.24 $ 10.02 $ 13.03 $ 16.24      
Common Stock Awards [Member] | Selling, General and Administrative Expenses [Member] | Outside Directors [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based compensation expense (credit)             $ 251,000 $ 238,000  
2015 Equity Incentive Plan [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Number of common stock authorized for issuance                 1,200,000
Number of shares available for future equity based grants             224,369