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Income Taxes (Narrative) (Details) $ in Millions | 9 Months Ended
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Sep. 30, 2021 USD ($)
Income Taxes [Line Items] |
Operating loss carryforwards | $ 77.6
Operating Loss Carryforwards, Expiration Date | Substantially all of the net operating loss carry forwards expire between 2024 and 2037.
Operating Loss Carryforwards, Limitations on Use | The Company’s utilization of restricted net operating tax loss carry forwards against future income for tax purposes is restricted pursuant to the “change in ownership” rules in Section 382 of the Internal Revenue Code.
Unrestricted [Member] |
Income Taxes [Line Items] |
Operating loss carryforwards | $ 61.6
Restricted [Member] |
Income Taxes [Line Items] |
Operating loss carryforwards | $ 16.0

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