Derivative Instruments Fair Value of Derivative Assets and Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2020	Dec. 31, 2019
Derivative [Line Items]
Derivative assets	$ 39.4	$ 2.5
Derivative liability	14.2	9.9
Designated as hedge
Derivative [Line Items]
Derivative assets	39.2	2.5
Derivative liability	14.0	9.7
Other current assets | Designated as hedge | Foreign exchange contracts
Derivative [Line Items]
Derivative assets	1.8	2.2
Other current assets | Non-designated derivatives
Derivative [Line Items]
Derivative assets	0.2	0.0
Other accrued liabilities | Designated as hedge | Foreign exchange contracts
Derivative [Line Items]
Derivative liability	9.7	6.6
Other accrued liabilities | Non-designated derivatives
Derivative [Line Items]
Derivative liability	0.2	0.2
Other long-term liabilities | Designated as hedge | Foreign exchange contracts
Derivative [Line Items]
Derivative liability	1.7	0.0
Other long-term liabilities | Designated as hedge | Interest rate lock contracts
Derivative [Line Items]
Derivative liability	2.6	0.0
Other long-term liabilities | Designated as hedge | Interest rate swap contracts
Derivative [Line Items]
Derivative liability	0.0	3.1
Other long-term assets | Designated as hedge | Foreign exchange contracts
Derivative [Line Items]
Derivative assets	3.7	0.3
Other long-term assets | Designated as hedge | Interest rate lock contracts
Derivative [Line Items]
Derivative assets	1.4	0.0
Other long-term assets | Designated as hedge | Interest rate swap contracts
Derivative [Line Items]
Derivative assets	$ 32.3	$ 0.0