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Income Taxes - Net Operating Loss Carry Forward (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Apr. 21, 2020 | Mar. 31, 2020 | Dec. 31, 2019
Operating Loss Carryforwards [Line Items] |  |  |
Market capitalization used in net operating loss analysis |  |  | $ 124.5
Annual limitation on usage of net operating losses |  | $ 3.0 |
Sale of NOLs, value | $ 11.5 |  |
Proceeds from sale of NOLs | $ 10.9 |  |
Federal |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards |  |  | $ 246.0

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