Hedging - Notional Amount (Details) - Designated as hedging instruments - Cash Flow Hedging - Foreign currency forward contracts - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Notional amount of foreign currency forward contract	$ 1,892.5	$ 1,091.9
Euro
Derivative [Line Items]
Notional amount of foreign currency forward contract	1,364.5	745.1
British pound sterling
Derivative [Line Items]
Notional amount of foreign currency forward contract	287.7	160.4
Australian dollar
Derivative [Line Items]
Notional amount of foreign currency forward contract	96.3	99.9
Canadian dollar
Derivative [Line Items]
Notional amount of foreign currency forward contract	89.9	86.5
Swiss Franc
Derivative [Line Items]
Notional amount of foreign currency forward contract	$ 54.1	$ 0.0