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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2021
Share-based Payment Arrangement [Abstract] |
Schedule of Stock-based Compensation Expense | The amount of stock-based compensation expense is as follows (in thousands): Schedule of Stock-based Compensation Expense
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |
Stock options |  | $ | 132 |  |  | $ | 117 |
Stock awards |  |  | 158 |  |  |  | - |
Restricted stock awards |  |  | 1 |  |  |  | 4 |
Total |  | $ | 291 |  |  | $ | 121 |
Schedule of Unrecognized Compensation Cost from Unvested Awards | As of December 31, 2021, the estimated unrecognized compensation cost from unvested awards which will be recognized ratably over the remaining vesting phase is as follows (in thousands): Schedule of Unrecognized Compensation Cost from Unvested Awards
Years ended December 31st: |  | Unvested stock options |  |  | Unvested restricted stock awards |  |  | Total unrecognized compensation expense |
2022 |  | $ | 98 |  |  | $ | - |  |  | $ | 98 |
2023 |  |  | 40 |  |  |  | - |  |  |  | 40 |
2024 |  |  | 11 |  |  |  | - |  |  |  | 11 |
2025 |  |  | - |  |  |  | - |  |  |  | - |
|  | $ | 149 |  |  | $ | - |  |  | $ | 149 |
Schedule of Estimated Fair Value of Stock Options | Schedule of Estimated Fair Value of Stock Options
|  | Year ended December 31, |
|  | 2021 |  |  | 2020 |
Number of options awarded to purchase common shares |  |  | 17,000 |  |  |  | 7,000 |
Risk-free interest rate |  |  | 0.82 | % |  |  | 1.19 | %
Expected volatility |  |  | 70.1 | % |  |  | 94.7 | %
Assumed dividend yield |  |  | N/A |  |  |  | N/A |
Expected life of options from the date of grant |  |  | 9.8 years |  |  |  | 9.8 years |
Schedule of Stock Option Activity | Schedule of Stock Option Activity
|  |  |  |  |  |  |  |  |  |  | Weighted avg. |  |  |  |
|  |  |  |  | Weighted avg. |  |  | Weighted avg. |  |  | remaining |  |  |  |
|  | Number of |  |  | exercise price |  |  | grant date fair |  |  | contractual life |  |  | Aggregate |
|  | awards |  |  | per share |  |  | value per share |  |  | (in years) |  |  | intrinsic value |
Outstanding, January 1, 2020 |  |  | 109,281 |  |  | $ | 5.84 |  |  | $ | 6.12 |  |  |  | 5.97 |  |  | $ | 601,668 |
Granted |  |  | 7,000 |  |  |  | 7.91 |  |  |  | 6.89 |  |  |  | 9.32 |  |  |  |  |
Exercised |  |  | (5,000 | ) |  |  | 0.96 |  |  |  | 0.96 |  |  |  | 0.50 |  |  |  |  |
Expired/Forfeited |  |  | (6,195 | ) |  |  | 7.36 |  |  |  | 7.26 |  |  |  | 6.98 |  |  |  |  |
Outstanding, December 31, 2020 |  |  | 105,086 |  |  | $ | 6.25 |  |  | $ | 6.06 |  |  |  | 5.38 |  |  | $ | 814,090 |
Granted |  |  | 17,000 |  |  |  | 14.77 |  |  |  | 10.90 |  |  |  | 9.50 |  |  |  |  |
Exercised |  |  | (19,295 | ) |  |  | 2.51 |  |  |  | 3.08 |  |  |  | 1.58 |  |  |  |  |
Expired/Forfeited |  |  | (2,556 | ) |  |  | 7.18 |  |  |  | 6.88 |  |  |  | - |  |  |  |  |
Outstanding, December 31, 2021 |  |  | 100,235 |  |  | $ | 8.36 |  |  | $ | 7.53 |  |  |  | 5.88 |  |  | $ | 620,445 |
Exercisable, December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 77,919 |
Unvested, December 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 22,530 |
Schedule of Restricted Stock Activity Under Equity Incentive Plan | The following table summarizes activity for non-vested stock awards for the fiscal years presented (all share and dollar amounts have been adjusted to reflect the 1-for-4 reverse split that occurred in December 2020): Schedule of Restricted Stock Activity Under Equity Incentive Plan
|  |  |  |  | Weighted avg. |
|  | Number of |  |  | grant date |
|  | options |  |  | fair value |
Non-vested shares, January 1, 2020 |  |  | 1,250 |  |  | $ | 10.20 |
Granted |  |  | - |  |  |  | - |
Vested |  |  | - |  |  |  | - |
Forfeited |  |  | - |  |  |  | - |
Non-vested shares, December 31, 2020 |  |  | 1,250 |  |  | $ | 10.20 |
Granted |  |  | - |  |  |  | - |
Vested |  |  | (1,250 | ) |  |  | 10.20 |
Forfeited |  |  | - |  |  |  | - |
Non-vested shares, December 31, 2021 |  |  | - |  |  | $ | - |

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