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v3.21.1

Stockholders' Equity (Narrative) (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Dec. 31, 2020
Class of Stock [Line Items] |  |
Preferred Stock, Shares Authorized | 20,000,000 | 20,000,000
Preferred Stock, Par Value Per Share | $ 1.00 | $ 1.00
Preferred Stock, Liquidation Preference Per Share | 1,291.04 |
Common Stock, Par or Stated Value Per Share | $ 0.10 |
Stock Issued During Period, Value, Gross | $ 25,200,000 |
Stock Issued During Period, Value, Net | 24,200,000 |
Receivable from issuance of stock | 700,000 |
Direct Costs of Stock Issuance | $ 400,000 |
Shares Reserved for Share Based Payment, Increase | 700,000 |
Preferred Stock Retired, Liquidation Preference | $ 5,000,198 |
Warrants outstanding | 250,000 |
Exercise price of warrant | $ 21.62 |
Reclassification of stock-based compensation liability to equity | $ 7,500,000 |
Common Class A [Member] |  |
Class of Stock [Line Items] |  |
Common Stock, Shares Authorized | 70,000,000 | 70,000,000
Common Stock, Par or Stated Value Per Share | $ 0.10 | $ 0.10
Common Stock, Shares, Issued | 12,764,578 | 11,390,189
Stock Issued During Period, Shares, New Issues | 1,092,113 |
Conversion of Stock, Shares Converted | 231,276 |
Common Class B [Member] |  |
Class of Stock [Line Items] |  |
Common Stock, Shares Authorized | 30,000,000 | 30,000,000
Common Stock, Par or Stated Value Per Share | $ 0.10 | $ 0.10
Common Stock, Shares, Issued | 719,200 | 719,200
Preferred Series B [Member] |  |
Class of Stock [Line Items] |  |
Preferred Stock, Shares Issued | 37,847 | 41,720
Preferred stock | $ 100,000 | $ 100,000
Preferred Stock, Dividend Rate, Percentage | 7.50% |
Conversion of Stock, Shares Converted | 3,873 |
Preferred Stock, Liquidation Preference, Value | $ 49,600,000 | $ 53,900,000

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