CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 43.7	$ 42.3
Accumulated depreciation on property, plant and equipment	$ 376.0	$ 357.7
Common stock, par value (in usd per share)	$ 0.01	$ 0.01
Common stock authorized (in shares)	1,000,000,000	1,000,000,000
Common stock issued (in shares)	424,454,853	423,785,571
Treasury stock (in shares)	18,051,035	16,000,364