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Income Taxes (Details) - USD ($) $ in Millions |  | 3 Months Ended |
--- | --- | --- | ---
Apr. 12, 2021 | Mar. 31, 2021 | Dec. 31, 2020
Operating Loss Carryforwards [Line Items] |  |  |
Market capitalization used in net operating loss analysis |  |  | $ 125.0
Annual limitation on usage of net operating losses |  | $ 3.0 |
Proceeds from sale of NOLs | $ 1.4 |  |
Proceeds from sale of NOLs, gross | 1.5 |  |
Loss on sale of NOLs | $ 0.1 |  |
Federal |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards |  |  | 264.0
State and Local Jurisdiction | New Jersey Division of Taxation |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards |  |  | 99.0
State and Local Jurisdiction | California Franchise Tax Board |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards |  |  | 70.0
State and Local Jurisdiction | New York State Division of Taxation and Finance |  |  |
Operating Loss Carryforwards [Line Items] |  |  |
Operating loss carryforwards |  |  | $ 13.0

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