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Income Taxes (Details) - USD ($) $ in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2020 | Mar. 27, 2020 | Dec. 31, 2019
Tax Credit Carryforward [Line Items] |  |  |  |  |
Income tax expense | $ 3,241 | $ 27,984 |  |  |
Adjustment out of income tax receivable, non-current | 0 |  |  |  | $ (11,349)
Adjustment into income tax receivable, current | $ 24,274 |  |  |  | $ 12,925
Restatement Adjustment |  |  |  |  |
Tax Credit Carryforward [Line Items] |  |  |  |  |
Adjustment out of income tax receivable, non-current |  |  |  | $ 11,300 |
Adjustment into income tax receivable, current |  |  |  | $ 11,300 |
Forecast |  |  |  |  |
Tax Credit Carryforward [Line Items] |  |  |  |  |
Expected refunds of AMT credits |  |  | $ 24,300 |  |

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