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Income Taxes (Details Narrative) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Operating Loss Carryforwards [Line Items] |  |
Increase (decrease) in valuation allowance | $ 1,300 | $ 6,400
Net operating loss carryforwards | 1,000 | $ 6,300
Net operating loss carryforwards | 62,000 |
Deferred Tax Assets, Tax Credit Carryforwards | $ 57,000 |
Capital loss carryforwards expiration period start | 2029 |
Capital loss carryforwards expiration period end | 2039 |
Tax Year 2012 [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforwards | $ 21,000 |
Expiring Operating Loss Carry forwards [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Net operating loss carryforwards | $ 5,000 |
Domestic Tax Authority [Member] |  |
Operating Loss Carryforwards [Line Items] |  |
Capital loss carryforwards expiration period start | 2022 |
Capital loss carryforwards expiration period end | 2037 |

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