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Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2024
Fair Value Measurements |
Schedule of fair value on a recurring basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Six months ended
​ | ​ | June 30, 2024
​ | ​ | Fair Value | ​ | Level 1 | ​ | Level 2 | ​ | Level 3 | ​ | Total
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Derivative liability - Equity Investment Right | ​ | $ | 1,327 | ​ | $ | — | ​ | $ | — | ​ | $ | 1,327 | ​ | $ | 1,327
Derivative liability - OnkosXcel Warrants | ​ | ​ | 233 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 233 | ​ | ​ | 233
Derivative liability - BTI Warrants | ​ | ​ | 7,626 | ​ | ​ | ​ | ​ | ​ | 7,626 | ​ | ​ | — | ​ | ​ | 7,626
Total derivative liabilities | ​ | $ | 9,186 | ​ | $ | — | ​ | $ | 7,626 | ​ | $ | 1,560 | ​ | $ | 9,186
Schedule of changes in Level 2 and Level 3 liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Six months ended
​ | ​ | June 30,
​ | ​ | 2024 | ​ | 2023
​ | ​ | ​ | ​ | ​ | ​ | ​
Derivative liabilities, Balance - January 1 | ​ | $ | 1,905 | ​ | $ | 2,343
Change in fair value | ​ | ​ | (345) | ​ | ​ | (317)
Derivative liabilities, Balance - June 30 | ​ | $ | 1,560 | ​ | $ | 2,026
Schedule of fair value unobservable inputs | ​
​ | ​ | ​ | ​
​ | ​ | Equity Investment Right
​ | ​ | ​ | ​
Strike price relative to volume weighted 30-day average | ​ | 110.0 | %
Volatility (annual) | ​ | 112.3 | %
Probability of exercise | ​ | 90.8 | %
Time period | ​ | 2.8 | years
Estimated premium to 30-day average | ​ | 26.0 | %
Discount rate | ​ | 4.9 | %

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- Definition Tabular disclosure of input and valuation technique used to measure fair value and change in valuation approach and technique for each separate class of asset and liability measured on recurring and nonrecurring basis. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 103 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-103 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (bbb)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Tabular disclosure of financial instrument classified as a derivative asset (liability) after deduction of derivative liability (asset) using recurring unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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