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Income Taxes - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Operating Loss Carryforwards [Line Items] |  |
GILTI current period tax expense | $ 5.5 | $ 2.3
Federal |  |
Operating Loss Carryforwards [Line Items] |  |
Gross accumulated losses for tax purposes | 186.1 |
Loss carryforward which are expire | 36.8 |
Losses which can be carried forward indefinitely | 149.3 |
State |  |
Operating Loss Carryforwards [Line Items] |  |
Gross accumulated losses for tax purposes | $ 335.2 |

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