XML 45 R36.htm IDEA: XBRL DOCUMENT
v3.25.1

Share-based Compensation (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Stock Option Activity | A summary of activity for the year ended December 31, 2024 is as follows:
|  | Options |  |  | Weighted Average Exercise Price |  |  | Weighted Average Remaining Contractual Term (years) |  |  | Aggregate Intrinsic Value |
Balance as of December 31, 2023 |  |  | 140,109 |  |  | $ | 37.48 |  |  |  | 8.07 |  |  |  |
Granted |  |  | 506,127 |  |  |  | 1.58 |  |  |  |  |  |  |
Cancelled/forfeited |  |  | (47,696 | ) |  |  | 38.02 |  |  |  |  |  |  |
Balance as of December 31, 2024 |  |  | 598,540 |  |  | $ | 7.08 |  |  |  | 9.00 |  |  | $ | - |
Vested and expected to vest at December 31, 2024 |  |  | 547,893 |  |  | $ | 7.52 |  |  |  | 9.00 |  |  | $ | - |
Exercisable at December 31, 2024 |  |  | 144,739 |  |  | $ | 22.96 |  |  |  | 7.60 |  |  | $ | - |
Weighted-average Assumptions | The fair value of each option awarded during the years ended December 31, 2024 and 2023 was estimated on the date of grant using the Black-Scholes-Merton option valuation model based on the following weighted-average assumptions:
| December 31, 2024 |  | December 31, 2023 |
Expected term | 6.0 years |  | 6.0 years |
Risk-free interest rate |  | 3.79 | % |  | 4.06 | %
Expected volatility |  | 120.6 | % |  | 127.0 | %
Dividends |  | 0 | % |  | 0 | %
Resulting fair value | $ | 1.39 |  | $ | 4.47 |
Summary of Share-Based Compensation Recognized | The following table summarizes share-based compensation recognized during the years ended December 31, 2024 and 2023 in the statement of operations (in thousands):
|  | Years ended December 31, |
|  | 2024 |  |  | 2023 |
Research and development |  | $ | 51 |  |  | $ | 66 |
General and administrative |  |  | 499 |  |  |  | 503 |
Total share-based compensation |  | $ | 550 |  |  | $ | 569 |

X
- References No definition available. + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of cost recognized for award under share-based payment arrangement by plan. Includes, but is not limited to, related tax benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ScheduleOfCompensationCostForShareBasedPaymentArrangementsAllocationOfShareBasedCompensationCostsByPlanTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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 -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(2) -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
Name: | us-gaap_ScheduleOfShareBasedCompensationActivityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration