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Summary of Significant Accounting Policies - Changes in Product Warranty Accrual (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 03, 2026
Dec. 28, 2024
Dec. 30, 2023
Movement in Standard Product Warranty Accrual [Roll Forward]      
Product warranty accrual, beginning of period $ 5.5 $ 3.0 $ 2.0
Accrual for warranties issued 1.0 1.9 1.8
Changes in pre-existing warranties (including changes in estimates) 3.5 5.2 1.3
Settlements made (3.9) (4.6) (2.1)
Product warranty accrual, end of period $ 6.1 $ 5.5 $ 3.0