Condensed Consolidated Statements of Stockholder Equity (Parenthetical) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Stockholders' Equity [Abstract]
Pension adjustments, tax benefit (expense)	$ 0.1	$ 0.1	$ 0.1	$ 0.1
Change in cumulative translation adjustment, tax expense (benefit)	0.9	(2.0)	7.1	(2.9)
Investment hedge, tax expense (benefit)	(1.5)	2.0	(2.4)	2.0
Derivative financial instrument, tax expense (benefit)	$ 6.5	$ 2.7	$ 2.7	$ 11.4