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Performance-Based Restricted Stock Units Activity (Detail) - Performance-Based Restricted Stock Units (PRUs) - $ / shares
shares in Thousands
12 Months Ended
Jan. 03, 2022
Dec. 28, 2020
Dec. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Outstanding shares as of December 28, 2020 289    
Granted 325    
Vested (181)    
Forfeited / cancelled (10)    
Change in units due to annual performance achievement (97)    
Outstanding shares as of January 3, 2022 326 289  
Weighted Average Grant-Date Fair Value      
Outstanding shares as of December 28, 2020 $ 10.27    
Granted 14.23 $ 10.57 $ 10.17
Vested 9.20    
Forfeited / cancelled 9.20    
Change in units due to annual performance achievement 8.38    
Outstanding shares as of January 3, 2022 $ 15.41 $ 10.27