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Common Stock Options and Restricted Stock Units (RSUs)(Tables) | 12 Months Ended
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Dec. 31, 2022
Common Stock Options and Restricted Stock Units (RSUs) |
Summary Of Stock Option Activity |
|  | Number of Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (Years) |
Balance outstanding at December 31, 2021 |  |  | 262,481 |  |  | $ | 44.17 |  |  |  | 7.42 |
Granted |  |  | 141,975 |  |  |  | 8.08 |  |  |  | 9.05 |
Exercised |  |  | - |  |  |  | - |  |  |  | - |
Forfeited |  |  | - |  |  |  | - |  |  |  | - |
Cancelled or expired |  |  | (12,554 | ) |  |  | - |  |  |  | - |
Balance outstanding at December 31, 2022 |  |  | 391,902 |  |  | $ | 31.47 |  |  |  | 7.41 |
Exercisable at December 31, 2022 |  |  | 180,742 |  |  | $ | 41.21 |  |  |  | 5.69 |

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