Derivative Instruments - Fair Value of Derivative Assets and Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
Derivative [Line Items]
Derivative assets:	$ 90.9	$ 89.0
Derivative liabilities:	5.9	0.5
Designated derivatives:
Derivative [Line Items]
Derivative assets:	89.8	88.8
Derivative liabilities:	5.7	0.4
Designated derivatives: | Other current assets | Foreign exchange contracts
Derivative [Line Items]
Derivative assets:	21.4	27.8
Designated derivatives: | Other long-term assets | Foreign exchange contracts
Derivative [Line Items]
Derivative assets:	6.7	10.0
Designated derivatives: | Other long-term assets | Interest rate lock contracts
Derivative [Line Items]
Derivative assets:	53.7	30.7
Designated derivatives: | Other long-term assets | Interest rate swap contracts
Derivative [Line Items]
Derivative assets:	8.0	20.3
Designated derivatives: | Other accrued liabilities | Foreign exchange contracts
Derivative [Line Items]
Derivative liabilities:	2.7	0.2
Designated derivatives: | Other long-term liabilities | Foreign exchange contracts
Derivative [Line Items]
Derivative liabilities:	3.0	0.2
Non-designated derivatives | Other current assets
Derivative [Line Items]
Derivative assets:	1.1	0.2
Non-designated derivatives | Other accrued liabilities
Derivative [Line Items]
Derivative liabilities:	$ 0.2	$ 0.1