Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 38.7	$ 26.8	$ 123.9	$ 89.3
Currency translation adjustments	(19.5)	(38.2)	(1.4)	(88.7)
Net unrealized pension and other benefit actuarial gains and prior service credits (net of tax)	3.0	4.7	2.0	12.4
Net unrealized (losses) gains on financial instruments (net of tax)	(6.0)	(24.3)	6.1	(46.3)
Total other comprehensive (loss) income	(22.5)	(57.8)	6.7	(122.6)
Comprehensive income (loss)	$ 16.2	$ (31.0)	$ 130.6	$ (33.3)