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Income Taxes Reconciliation of Tax Expense (Benefit) and Other (Details) - USD ($) |  | 12 Months Ended
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Jul. 09, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Income Tax Disclosure [Abstract] |  |  |  |
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount |  | $ 200,908,000 | $ 48,519,000 | $ (136,873,000)
Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount |  | 5,722,000 | (260,000) | (2,771,000)
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount |  | (10,318,000) | 13,000 | (105,000)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-based Payment Arrangement, Amount |  | (2,578,000) | (3,346,000) | (2,508,000)
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount |  | (1,643,000) | (883,000) | (1,113,000)
Income tax (expense) benefit |  | 192,091,000 | 44,043,000 | (143,370,000)
Proceeds from income tax refunds | $ 7,600,000 |  |  |
Unrecognized tax benefits [Roll Forward] |  |  |  |
Unrecognized tax benefits |  | $ 446,000 | $ 446,000 | $ 446,000

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