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Vesting Time-Based Restricted Stock Units (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 16, 2022
Jul. 17, 2021
Jul. 16, 2022
Jul. 17, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Dividends at Vesting $ 40 $ 71 $ 2,260 $ 234
Fiscal Year Vested 2022 | 2020 Award Granted        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Dividends at Vesting     106  
Income tax benefit/(expense) related to share-based payments     100  
Fair Value at Vesting     1,818  
Fiscal Year Vested 2022 | 2019 Award        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Dividends at Vesting     67  
Income tax benefit/(expense) related to share-based payments     161  
Fair Value at Vesting     1,870  
Fiscal Year Vested 2022 | 2021 Award Granted        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Dividends at Vesting     159  
Income tax benefit/(expense) related to share-based payments     106  
Fair Value at Vesting     $ 2,262