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Stock Options (Tables) | 12 Months Ended
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Dec. 31, 2022
Share-Based Payment Arrangement [Abstract] |
Schedule of assumptions used | The fair value of the options granted during the years ended December 31, 2022 and 2021 were calculated using the BSM option pricing model based on the following assumptions:
| Year Ended
| December 31, 2022 |  | December 31, 2021
Exercise Price | $ 5.10 - 9.00 |  | $ 12.00 - 30.60
Dividend Yield | – | % |  | – | %
Volatility | 100% - 123% |  | 99% - 143%
Risk-free interest rate | 0.41% - 3.75% |  | 0.41% - 1.26%
Expected life of options | 3.0- 5.0 years |  | 5.0 years
Schedule of stock option activity | The following table summarizes the stock option activity during the years ended December 31, 2022 and December 31, 2021:
| Number of Shares |  | Weighted- Average Remaining Contractual Life |  | Weighted- Average Exercise Price
Outstanding at December 31, 2020 | 911,618 |  | 9.84 |  | $ | 16.90 |
Granted | 124,614 |  | 4.38 |  | $ | 23.60 |
Exercised | – |  | – |  | $ | – |
Forfeited/Cancelled | (16,500) |  | 3.73 |  | $ | 27.90 |
Expired | – |  | – |  | $ | – |
Outstanding at December 31, 2021 | 1,019,732 |  | 7.96 |  | $ | 17.50 |
Granted | 441,981 |  | 4.49 |  | $ | 10.59 |
Exercised | – |  | – |  | $ | – |
Forfeited/Cancelled | (110,292) |  | 2.82 |  | $ | 16.48 |
Expired | – |  | – |  | $ | – |
Outstanding at December 31, 2022 | 1,351,421 |  | 6.49 |  | $ | 15.09 |
Unvested at December 31, 2022 | 369,620 |  | 6.05 |  | $ | 13.07 |
Vested and exercisable December 31, 2022 | 981,801 |  | 6.66 |  | $ | 15.85 |

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- Definition Tabular disclosure of activity for award under share-based payment arrangement. Includes, but is not limited to, outstanding award at beginning and end of year, granted, exercised, forfeited, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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