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Income Taxes - Provision (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Current tax provision (benefit): |  |  |
Federal | $ (4,397) | $ (4,395) | $ (21,598)
State | (875) | 891 | 1,465
Foreign |  |  | 1,575
Total current tax provision (benefit) | (5,272) | (3,504) | (18,558)
Deferred tax provision (benefit): |  |  |
Federal | 6,659 | 95,655 | 92,250
State | (199) | 14,055 | 12,250
Total deferred tax provision (benefit) | 6,460 | 109,710 | 104,500
Provision for income taxes | $ 1,188 | $ 106,206 | $ 85,942

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