Income Taxes, Pre-tax Income (Losses) and Operating Loss Carryforwards (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Income Taxes [Abstract]
Pre-tax Income (losses)	$ 307,452	$ (19,573)
Federal [Member]
Income Taxes [Abstract]
Net operating loss carryforwards	0
State [Member]
Income Taxes [Abstract]
Net operating loss carryforwards	$ 107,989
Operating loss carryforwards, expiration date	Dec. 31, 2029

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Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Expiration date of each operating loss carryforward included in operating loss carryforward, in CCYY-MM-DD format.

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