Derivative Instruments - Narrative (Details) - USD ($)	1 Months Ended	12 Months Ended
	May 31, 2020	Sep. 30, 2021	Feb. 28, 2015
Derivative Instruments, Gain (Loss) [Line Items]
Maximum length of time hedged in cash flow hedge		2 years
Net unrealized gains on cash flow hedges to be reclassified into earnings during the next 12 months		$ 100,000
Forward exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
U.S. dollar-equivalent gross notional amount		1,811,700,000
Forward exchange contracts | Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
U.S. dollar-equivalent gross notional amount		1,011,500,000
Interest rate swap contracts
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, gain on derivative	$ 22,000,000
Aggregate principal amount of notes issued
Derivative Instruments, Gain (Loss) [Line Items]
Debt instrument, face amount			$ 600,000,000
Cash Flow Hedging | Forward exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
U.S. dollar-equivalent gross notional amount		800,200,000
Net Investment Hedging | Forward exchange contracts
Derivative Instruments, Gain (Loss) [Line Items]
U.S. dollar-equivalent gross notional amount		$ 0