Income Taxes - Changes in Valuation Allowance for Deferred Tax Assets of Continuing Operations and Discontinued Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Beginning balance	$ 115,636	$ 246,224	$ 248,633
Additions			7,912
Reductions	(13,803)	(75,452)
Changes relating to the discontinued operations		(67,484)
NOL/tax credit claimed/expired		3,686	(3,529)
Translation adjustments	(7,621)	8,662	(6,792)
Ending balance	$ 94,212	$ 115,636	$ 246,224

Deferred tax assets valuation allowance additions.

No definition available.

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- Definition

Deferred tax assets valuation allowance changes relating to the discontinued operations.

+ References

No definition available.

+ Details

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- Definition

Deferred tax assets valuation allowance foreign currency translation adjustment.

+ References

No definition available.

+ Details

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- Definition

Deferred tax assets valuation allowance reductions.

+ References

No definition available.

+ Details

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- Definition

Deferred Tax Assets Valuation Allowances On Net Operating Loss and Tax Credit Expiration

+ 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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- References

No definition available.

+ Details

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