Effective Income Tax Rate Reconciliation, Foreign Tax Reform, Amount

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible foreign operating loss carryforwards.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of interest expense accrued for an underpayment of income taxes.

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Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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Income Taxes - Additional Information (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Aug. 31, 2019	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Income Tax Holiday [Line Items]
Valuation allowance		$ (104.6)	$ (81.4)
Deferred tax remeasurement due to Swiss Tax Reform	$ 51.3	(66.4)	0.0	$ (51.3)
Gross interest related to unrecognized tax benefits accrued		14.9	11.0	2.9
Total gross unrecognized tax benefits		222.5	176.3	$ 96.7	$ 78.8
Net increase in gross unrecognized tax benefits			39.3
Interest and penalties related to unrecognized tax benefits accrued			$ 13.6
Swiss Federal Tax Administration (FTA)
Income Tax Holiday [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		23.9
State and Local Jurisdiction
Income Tax Holiday [Line Items]
Deferred Tax Assets, Operating Loss Carryforwards, Foreign		$ 207.3