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Stockholders' Equity (Narrative) (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Feb. 02, 2021 | Mar. 31, 2022 | Jun. 30, 2021 | Mar. 31, 2021 | Jun. 30, 2021 | Dec. 31, 2021
Class of Stock [Line Items] |  |  |  |  |  |
Preferred Stock Retired, Liquidation Preference |  |  | $ 5,000,198 |  |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  |  | $ 21.62 |  | $ 21.62 |
Exchange of preferred stock for common stock and common stock warrant |  |  |  | $ (100,000) |  |
Shares Granted, Value, Share-based Payment Arrangement, Forfeited |  |  | $ (2,400,000) |  |  |
Reclassification of stock-based compensation liability to equity |  | $ 10,600,000 |  | 7,500,000 |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  | (1,900,000) |  |  |  |
Awards Under Executive Incentive Plan Period |  |  |  |  |  | 3 years
Preferred Stock [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion of Stock, Shares Converted | 3,873 |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion of Stock, Shares Converted | 231,276 |  |  |  |  |
Warrant [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Conversion of Stock, Shares Converted | 250,000 |  |  |  |  |
Exchange of preferred stock for common stock and common stock warrant |  |  |  |  | $ 7,500,000 |
Excess of Capital over Par Value [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Shares Granted, Value, Share-based Payment Arrangement, Forfeited |  |  | $ (2,400,000) |  |  |
Reclassification of stock-based compensation liability to equity |  | 10,600,000 |  | $ 7,500,000 |  |
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation |  | $ (1,900,000) |  |  |  |

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