Income Taxes - (Provision) Benefit for Income Taxes from Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
CURRENT:
Federal		$ (101)	$ (120)	$ (118)
State		(457)	(3,941)	(1,437)
Total current provision		(558)	(4,061)	(1,555)
DEFERRED:
Federal		(13,565)	(13,715)	(7,271)
State		(12,961)	(699)	(2,919)
Total deferred (provision) benefit		(26,526)	(14,414)	(10,190)
Total (provision) benefit for income taxes		(27,084)	(18,475)	$ (11,745)
Valuation allowance		$ 97,700	$ 12,387
Valuation allowance	$ 26,700

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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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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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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