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Stock-Based Compensation (Tables) | 12 Months Ended
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Dec. 31, 2024
Stock-Based Compensation |
Schedule of assumptions used for estimating fair value | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year ended December 31, |
​ |  | 2024 |  | 2023 |
Exercise price | ​ | $ | 5.25 | ​ | $ | 14.75 | ​
Expected dividends | ​ |  | 0 | % | ​ | 0 | %
Expected volatility | ​ |  | 93.38 | % | ​ | 90 | %
Risk free interest rate | ​ |  | 3.88 | % | ​ | 4.02 | %
Expected life of option (years) | ​ |  | 4.26 | ​ | ​ | 4.25 | ​
Summary of stock option activity | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | Weighted |  | Weighted Average |  | Aggregate
​ | ​ | ​ | ​ | Average Exercise | ​ | Remaining | ​ | Intrinsic
​ | ​ | Options | ​ | Price | ​ | Contractual Life | ​ | Value
Balance - December 31, 2022 |  | 91,862 | ​ | $ | 90.47 |  | 6.44 years | ​ | $ | —
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Granted |  | 87,801 | ​ | ​ | 14.75 |  |  | ​ |  |
Expired |  | (4,181) | ​ | ​ | 387.60 |  |  | ​ |  |
Forfeited |  | (433) | ​ | ​ | 27.79 |  |  | ​ |  |
Balance - December 31, 2023 |  | 175,049 | ​ | ​ | 45.55 |  | 7.70 years | ​ | ​ | —
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Granted |  | 420 | ​ | ​ | 5.25 |  |  | ​ |  |
Expired |  | (435) | ​ | ​ | 3,498.79 |  |  | ​ |  |
Forfeited |  | — | ​ | ​ | — |  |  | ​ |  |
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Balance -December 31, 2024 - outstanding |  | 175,034 | ​ | $ | 36.88 |  | 6.72 years | ​ | $ | —
​ |  | ​ | ​ |  | ​ |  |  | ​ |  |
Balance - December 31, 2024 - exercisable |  | 107,759 | ​ | $ | 50.73 |  | 5.97 years | ​ | $ | —
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Grant date fair value of options granted - December 31, 2024 |  |  | ​ | $ | 1,526 |  |  | ​ |  |
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Weighted average grant date fair value - December 31, 2024 |  |  | ​ | $ | 3.63 |  |  | ​ |  |
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Grant date fair value of options granted - year ended December 31, 2023 |  |  | ​ | $ | 873,140 |  |  | ​ |  |
​ |  |  | ​ |  | ​ |  |  | ​ |  |
Weighted average grant date fair value - year ended December 31, 2023 |  |  | ​ | $ | 0.40 |  |  | ​ |  |
Schedule of outstanding and exercisable options | The options outstanding and exercisable at December 31, 2024 are as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Options Outstanding | ​ | Options Exercisable
​ | ​ |  | ​ |  | ​ | ​ |  | Weighted |  | ​ |  | ​ | ​ |  | Weighted
​ | ​ | ​ | ​ | ​ | Weighted | ​ | Average | ​ | ​ | ​ | Weighted | ​ | Average
​ | ​ | ​ | ​ | ​ | Average | ​ | Remaining | ​ | ​ | ​ | Average | ​ | Remaining
Range of | ​ | ​ | ​ | Exercise | ​ | Contractual | ​ | ​ | ​ | Exercise | ​ | Contractual
Exercise Price | ​ | Options | ​ | Price | ​ | Life | ​ | Options | ​ | Price | ​ | Life
$ | 0.00 – $100.00 |  | 161,503 | ​ | $ | 18.28 |  | 7 years |  | 94,228 | ​ | $ | 20.82 |  | 7 years
​ | 101.00 – $200.00 |  | 13,427 | ​ |  | 114.61 |  | 2 years |  | 13,427 | ​ |  | 114.61 |  | 2 years
​ | 18,900.00 – $18,900.00 |  | 104 | ​ | ​ | 18,900.00 |  | 1 years |  | 104 | ​ | ​ | 18,900.00 |  | 1years

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- Definition Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + 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 -Topic 718 -SubTopic 10 -Subparagraph (f)(2) -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Tabular disclosure of number, weighted-average exercise price or conversion ratio, aggregate intrinsic value, and weighted-average remaining contractual term for outstanding and exercisable options that are fully vested and expected to vest. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (e) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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