Accumulated Other Comprehensive Loss - Changes (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	$ 9,381.7	$ 9,063.3	$ 9,257.2	$ 9,071.2
Other comprehensive income (loss)	(36.9)	(224.3)	(10.7)	(253.6)
Balance at end of period	9,480.4	8,844.0	9,480.4	8,844.0
Accumulated Other Comprehensive Income (Loss)
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period	(226.4)	(71.5)	(251.7)	(41.6)
Other comprehensive income (loss) before reclassifications			1.8	(248.9)
Amounts reclassified from accumulated other comprehensive loss			(13.3)	(0.5)
Other comprehensive income (loss)	(36.8)	(219.5)	(11.5)	(249.4)
Balance at end of period	(263.2)	(291.0)	(263.2)	(291.0)
Foreign Currency Translation Adjustments, Net
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period			(282.8)	(29.9)
Other comprehensive income (loss) before reclassifications			(8.2)	(240.8)
Amounts reclassified from accumulated other comprehensive loss			(7.6)	(0.1)
Other comprehensive income (loss)			(15.8)	(240.9)
Balance at end of period	(298.6)	(270.8)	(298.6)	(270.8)
Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period			16.0	0.0
Other comprehensive income (loss) before reclassifications			10.1	(5.5)
Amounts reclassified from accumulated other comprehensive loss			(4.5)	0.1
Other comprehensive income (loss)			5.6	(5.4)
Balance at end of period	21.6	(5.4)	21.6	(5.4)
Pension and Other Postretirement Benefit Plans
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Balance at beginning of period			15.1	(11.7)
Other comprehensive income (loss) before reclassifications			(0.1)	(2.6)
Amounts reclassified from accumulated other comprehensive loss			(1.2)	(0.5)
Other comprehensive income (loss)			(1.3)	(3.1)
Balance at end of period	$ 13.8	$ (14.8)	$ 13.8	$ (14.8)