Income Taxes - Change in Valuation Allowance (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Valuation Allowance [Line Items]
Increase (decrease) in deferred tax asset valuation allowance	$ 26,700
Domestic Tax Authority [Member]
Valuation Allowance [Line Items]
Increase (decrease) in deferred tax asset valuation allowance		$ 23,000	$ 65,900	$ (500)
Change in valuation allowance		(25,698)	(65,368)	556
State and Local Jurisdiction [Member]
Valuation Allowance [Line Items]
Increase (decrease) in deferred tax asset valuation allowance		4,700	19,400	(1,300)
Change in valuation allowance		$ (9,264)	$ (19,293)	$ (44)

Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319

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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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+ References

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