Equity, Accumulated Other Comprehensive Income (Loss) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2022 USD ($) contract	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Equity
Balance at beginning of period	$ 6,302.0
Balance at end of period	$ 7,015.6	$ 6,302.0
Cash Flow Hedging
Equity
Number of forward contracts | contract	0
Accumulated Other Comprehensive Loss
Equity
Balance at beginning of period	$ (286.5)	(278.1)	$ (430.9)
Other comprehensive income (loss) before reclassification, net of tax	(261.7)	(28.8)	132.2
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax	13.2	20.4	20.6
Balance at end of period	(535.0)	(286.5)	(278.1)
Foreign Currency Translation Adjustment
Equity
Balance at beginning of period	(152.8)	(86.6)	(237.9)
Other comprehensive income (loss) before reclassification, net of tax	(260.2)	(66.2)	151.3
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax	0.0	0.0	0.0
Balance at end of period	(413.0)	(152.8)	(86.6)
Foreign currency translation adjustments, tax	0.0	0.0	0.0
Unrealized Gain (Loss) on Hedging Activities
Equity
Balance at beginning of period	0.1	0.1	0.3
Other comprehensive income (loss) before reclassification, net of tax	(0.1)	0.0	(0.2)
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax	0.0	0.0	0.0
Balance at end of period	0.0	0.1	0.1
Unrealized (gain) loss on hedging activities, tax	0.0	0.0	0.0
Defined Benefit Plan Liability Adjustment
Equity
Balance at beginning of period	(133.8)	(191.6)	(193.3)
Other comprehensive income (loss) before reclassification, net of tax	(1.4)	37.4	(18.9)
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax	13.2	20.4	20.6
Balance at end of period	(122.0)	(133.8)	(191.6)
Pension and postretirement benefit plan adjustment, tax	(0.4)	(12.3)	7.1
Amounts reclassified from Accumulated Other Comprehensive Income (Loss), tax	(4.3)	(6.6)	(6.7)
Net Investment Hedges [Member]
Equity
Amounts reclassified from Accumulated other comprehensive income (loss) to earnings, net of tax	$ 0.0	$ 0.0	$ 0.0