Financial Instruments, Hedging Activities and Fair Value Measurements - Derivative Locations and Amounts Recognized (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives	$ (2.6)	$ (20.3)	$ (43.3)	$ (34.9)
Interest rate caps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives	0.0	3.4	1.1	5.9
Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives	6.1	16.6	47.6	27.6
Foreign currency forward contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives	0.0	0.0
Cross-currency swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives, Cross-currency swaps	3.1	(1.6)	(19.4)	(14.9)
Interest expense | Interest rate caps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amount of (Gain) Loss Recognized in Income	0.6	(0.5)	0.9	(1.6)
Interest expense | Interest rate swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amount of (Gain) Loss Recognized in Income	2.9	0.2	4.5	0.1
Interest expense | Foreign currency forward contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	0.8	0.3	(0.9)	1.8
Interest expense | Cross-currency swaps
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amount of Loss (Gain) Recognized in Income, Cross-currency swaps	(3.7)	(3.6)	(7.4)	(7.2)
Cost of goods sold | Foreign currency forward contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Net Amount of Loss Recognized in OCI on Derivatives			0.0	0.0
Amount of (Gain) Loss Recognized in Income	$ 0.0	$ 0.0	$ 0.0	$ 0.0