Income Taxes - Income Tax Data from Continuing Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income (loss) components:
United States	$ 155.7	$ 199.4	$ (124.3)
International	306.1	309.7	209.5
Income from continuing operations before income tax	461.8	509.1	85.2
Current income tax expense (benefit):
United States – federal	32.6	21.1	9.9
United States – state and local	1.2	2.6	(1.5)
International	54.4	50.2	50.8
Total current income tax expense	88.2	73.9	59.2
Deferred income tax expense (benefit) components:
United States – federal	(0.2)	96.9	(36.6)
United States – state and local	3.1	15.5	(4.8)
International	0.0	3.3	(2.5)
Total deferred income tax expense (benefit)	2.9	115.7	(43.9)
Income tax expense	$ 91.1	$ 189.6	$ 15.3
Effective income tax rate	19.70%	37.20%	18.00%