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Summary of Significant Accounting Policies - Schedule of Computation of Basic and Diluted Net (Loss) Income Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Accounting Policies [Abstract]    
Net income from continuing operations, net of tax $ 47.2 $ 32.1
(Loss) from discontinued operations, net of tax - (Note 18) (217.9) (13.2)
Net (loss) income $ (170.7) $ 18.9
Basic net income per share:    
Weighted-average shares outstanding - basic (in shares) 54.0 53.0
Continuing operations per basic share (in dollars per share) $ 0.87 $ 0.61
Discontinued operations per basic share (in dollars per share) (4.04) (0.25)
Net (loss) income per basic share (in dollars per share) $ (3.17) $ 0.36
Diluted net income per share:    
Weighted-average shares outstanding - basic (in shares) 54.0 53.0
Diluted share equivalent: stock options, RSUs and PSUs (in shares) 0.8 1.2
Weighted-average shares outstanding - diluted (in shares) 54.8 54.2
Continuing operations per diluted share (in dollars per share) $ 0.86 $ 0.59
Discontinued operations per diluted share (in dollars per share) (3.98) (0.24)
Net (loss) income per diluted share (in dollars per share) $ (3.12) $ 0.35