Income Taxes - Valuation Allowance for Deferred Tax Assets (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Beginning of year balance	$ 387,786	$ 350,902	$ 283,805
Changes in valuation allowance charged to income	(561)	36,195	65,558
Change in valuation allowance due to change in judgment	6,124	0	0
Foreign currency translation	(658)	689	(164)
Change in valuation allowance charged to OCI	175	0	(7)
Change in valuation allowance charged to equity	0	0	1,710
End of year balance	$ 392,866	$ 387,786	$ 350,902

Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Charged To Income

No definition available.

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- Definition

Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Charged To Other Comprehensive Income

+ References

No definition available.

+ Details

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- Definition

Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Due To Change In Enacted Tax Rate

+ References

No definition available.

+ Details

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- Definition

Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation, Amount Charged to Equity

+ References

No definition available.

+ Details

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- Definition

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32537-109319

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