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Summary of Significant Accounting Policies - Reconciliation of Basic and Diluted Net Income Per Share (Detail) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Apr. 01, 2023
Apr. 02, 2022
Net income per share:    
Net income $ 21.3 $ 46.6
Basic net income per share:    
Weighted-average shares outstanding - basic (in shares) 52.6 55.4
Net income per basic share (in dollars per share) $ 0.40 $ 0.84
Diluted net income per share:    
Weighted-average shares outstanding - basic (in shares) 52.6 55.4
Diluted share equivalent: stock options, RSUs and PSUs (in shares) 1.8 1.9
Weighted-average shares outstanding - diluted (in shares) 54.4 57.3
Net income per diluted share (in dollars per share) $ 0.39 $ 0.81