Accumulated Other Comprehensive Loss - Changes in AOCI (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 04, 2026	Mar. 29, 2025
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	$ 931.5	$ 864.4
Ending Balance	936.4	881.2
Unrealized Gains and (Losses) on Derivative Instruments [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	1.3	5.3
Other comprehensive loss before reclassifications	0.0	0.0
Tax effect	0.0	0.0
Net current period other comprehensive income (loss)	0.0	0.0
Ending Balance	1.3	5.3
Foreign Currency Items [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(38.2)	(80.9)
Other comprehensive loss before reclassifications	(9.8)	14.9
Tax effect	1.3	(3.8)
Net current period other comprehensive income (loss)	(8.5)	11.1
Ending Balance	(46.7)	(69.8)
Accumulated other comprehensive income (loss) [Member]
Accumulated Other Comprehensive Income Loss [Line Items]
Beginning Balance	(36.9)	(75.6)
Other comprehensive loss before reclassifications	(9.8)	14.9
Tax effect	1.3	(3.8)
Net current period other comprehensive income (loss)	(8.5)	11.1
Ending Balance	$ (45.4)	$ (64.5)