CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Foreign currency translation adjustments, Tax	$ (3.2)	$ (1.4)	$ (2.1)
Derivatives designated as hedging instruments net of tax	23.8	(13.8)	12.5
Total pension and other postretirement benefit liability adjustments, net of tax expense (benefit)	$ (5.1)	$ 11.8	$ 3.9