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Income Taxes (Details Narrative) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jun. 09, 2020 | Dec. 31, 2020 | Dec. 31, 2019
Net change in valuation allowance |  | $ 939 | $ 429
Reduction in use of net operating loss carryforwards | $ 61,965 |  |
Estimated reduction in gross deferred tax assets |  | 11,021 |
Deferred tax asset NOLs |  | 1,873 | $ 14,730
2005 and Prior Year [Member] |  |  |
Deferred tax asset NOLs |  | 439 |
Federal Income Tax Purposes [Member] |  |  |
NOL carryforwards |  | 5,310 |
State Income Tax Purposes [Member] |  |  |
NOL carryforwards |  | 16,051 |
State Tax [Member] |  |  |
State tax credit tax carryforwards |  | $ 114 |
Tax carryforwards description |  | expire in the years 2021 through 2027. |

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