Derivatives, Hedging Programs and Other Financial Instruments - Schedule of Total Amounts of Derivative Assets and Liabilities on Balance Sheets (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Derivative asset	$ 20.1	$ 10.9
Derivative liability	(4.3)	(6.6)
Prepaid Expenses and Other Current Assets
Derivative [Line Items]
Derivative asset	15.5	8.4
Other Assets
Derivative [Line Items]
Derivative asset	4.6	2.5
Other Accrued Liabilities
Derivative [Line Items]
Derivative liability	(2.2)	(3.8)
Long-term Liabilities
Derivative [Line Items]
Derivative liability	$ (2.1)	$ (2.8)