Consolidated Statements of Operations and Comprehensive Income (Loss) (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Statement [Abstract]
Foreign currency translation adjustments, tax expense (benefit)	$ (0.5)	$ 7.9	$ (9.9)
Investment hedge, tax expense (benefit)	6.4	(4.5)	0.9
Derivative financial instrument, tax expense (benefit)	4.0	(11.5)	14.6
Prior service credit (cost), tax expense (benefit)	(0.8)	0.1	(0.1)
Net actuarial gain (loss), tax expense (benefit)	$ 2.6	$ (1.8)	$ (15.6)