Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2022

Financial Instruments [Abstract]

Summary of Available-for-Sale Short-Term Investments

Debt Securities

The following tables summarize the amortized cost, gross unrealized gains and losses and fair value of our short-term debt securities as of March 31, 2022 and December 31, 2021 (in millions):

	March 31, 2022
			Gross		Gross
	Amortized		Unrealized		Unrealized		Aggregate
	Cost		Gains		Losses		Fair Value
Short-term debt securities:
Foreign certificates of deposit and time    deposits	$	10.5	$	—	$	—	$	10.5
Total	$	10.5	$	—	$	—	$	10.5

	December 31, 2021
			Gross		Gross
	Amortized		Unrealized		Unrealized		Aggregate
	Cost		Gains		Losses		Fair Value
Short-term debt securities:
Corporate debt securities	$	112.0	$	—	$	—	$	112.0
Foreign certificates of deposit and time    deposits		11.3		—		—		11.3
Total	$	123.3	$	—	$	—	$	123.3

Summary of Notional Amounts of Outstanding Derivative Instruments

The following table summarizes the notional amounts of our outstanding derivative instruments (in millions):

	March 31, 2022
Designated Hedging Derivatives:
Foreign exchange contracts
Net investment hedge	$	202.5
Non-Designated Hedging Derivatives:
Foreign exchange contracts	$	304.3

Summary of Gains and Losses on Designated Hedging Derivatives Recognized in OCI

The following table shows the gains and losses on designated hedging derivatives recognized in OCI (in millions):

	Gains (Losses) Recognized in OCI
	Three Months Ended March 31,
	2022
Net Investment Hedging Derivatives:
Foreign exchange contracts
Amount included in the assessment of effectiveness	$	14.8

Summary of Effect of Derivative Instruments Recorded in Other Income (Expense), Net in Consolidate Statements of Operations

The following table shows the effect of derivative instruments recorded in other income (expense), net and research and development expenses in our consolidated statements of operations (in millions):

	Gains (Losses)
	Three Months Ended March 31,
	2022
Net Investment Hedging Derivatives:
Foreign exchange contracts
Amount excluded from the assessment of effectiveness (recognized as a component of other income (expense), net)	$	0.3
Non-Designated Hedging Derivatives:
Foreign exchange contracts (recognized as a component of    other income (expense), net)	$	(9.2	)
Foreign exchange contracts (recognized as a component of   research and development expense)		(11.9	)