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Vesting Time-Based Restricted Stock Units (Detail) - USD ($)
$ in Thousands
9 Months Ended
Oct. 09, 2021
Oct. 03, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Dividends at Vesting $ 234 $ 109
Fiscal Year Vested 2021 | 2020 Award Granted    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Dividends at Vesting 53  
Tax Benefit 16  
Fair Value at Vesting 1,520  
Fiscal Year Vested 2021 | 2019 Award    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Dividends at Vesting 107  
Tax Benefit 77  
Fair Value at Vesting 1,582  
Fiscal Year Vested 2020 | 2019 Award    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Dividends at Vesting 55  
Tax Benefit 57  
Fair Value at Vesting $ 1,831