Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 30, 2025	Mar. 31, 2024
Changes in accumulated other comprehensive income (loss)
Balance at the beginning of the period	$ 1,707.9	$ 1,513.3
Balance at the end of the period	1,772.2	1,551.8
Foreign Currency Translation
Changes in accumulated other comprehensive income (loss)
Balance at the beginning of the period	(178.9)	(147.3)
Change in period	14.4	(12.9)
Balance at the end of the period	(164.5)	(160.2)
Pension Adjustment
Changes in accumulated other comprehensive income (loss)
Balance at the beginning of the period		0.7
Balance at the end of the period		0.7
Cash Flow Hedges
Changes in accumulated other comprehensive income (loss)
Balance at the beginning of the period	2.5	3.2
Change in period	(0.7)	1.4
Balance at the end of the period	1.8	4.6
Accumulated Other Comprehensive Loss.
Changes in accumulated other comprehensive income (loss)
Balance at the beginning of the period	(176.4)	(143.4)
Change in period	13.7	(11.5)
Balance at the end of the period	$ (162.7)	$ (154.9)