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Income Taxes - Valuation Allowance for Deferred Tax Asset (Details) - Valuation Allowance of Deferred Tax Assets - USD ($)
$ in Millions
 12 Months Ended
Dec. 30, 2023
Dec. 31, 2022
Jan. 01, 2022
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Balance at beginning of period $ 4.2 $ 11.3 $ 11.5
Expenses (benefits) (0.9) (7.1) (0.2)
Impact of business combination 6.5 0.0 0.0
Balance at end of period $ 9.8 $ 4.2 $ 11.3