XML 21 R10.htm IDEA: XBRL DOCUMENT
v3.23.3

Share-Based Compensation | 9 Months Ended
--- | ---
Sep. 30, 2023
Share-Based Payment Arrangement [Abstract] |
Share-Based Compensation | Share-Based CompensationThe Company has issued nonqualified stock option awards to management, other key employees, consultants, and nonemployee directors. These option awards generally vest ratably over a three-year period and the option awards expire after a term of ten years from the date of grant. As of September 30, 2023, the Company had total unrecognized stock-based compensation expense for its outstanding stock option awards of approximately $1.8 million, which is expected to be recognized over a weighted average period of 2.2 years. The weighted average grant date fair value of options granted during the nine months ended September 30, 2023 and 2022 was $0.76 and $0.68 per option, respectively. The aggregate intrinsic value of the in-the-money awards outstanding at September 30, 2023 was immaterial. The following table summarizes the activity related to the stock option awards for the nine months ended September 30, 2023:
| Number of Shares |  | Weighted Average Exercise Price
Awards outstanding at December 31, 2022 | 8,418,571 |  |  | $ | 2.17 |
Granted | 1,176,868 |  |  | 0.87 |
Forfeited | (50,000) |  |  | 1.29 |
Awards outstanding at September 30, 2023 | 9,545,439 |  |  | $ | 2.01 |
Options exercisable at September 30, 2023 | 5,018,072 |  |  | $ | 3.04 |
Weighted average remaining contractual term | 6.6 Years |  |
Options vested and expected to vest at September 30, 2023 | 8,188,444 |  |  | $ | 2.21 |
Weighted average remaining contractual term | 7.5 Years |  |
Compensation expense related to the grants of stock options is included in research and development and general and administrative expense as follows (in thousands):
| Three Months Ended September 30, |  |  | Nine Months Ended September 30,
| 2023 |  | 2022 |  |  | 2023 |  | 2022
Research and development | $ | 113 |  |  | $ | 109 |  |  |  | $ | 316 |  |  | $ | 289 |
General and administrative | 320 |  |  | 229 |  |  |  | 859 |  |  | 692 |
Total share-based compensation expense | $ | 433 |  |  | $ | 338 |  |  |  | $ | 1,175 |  |  | $ | 981 |

X
- Definition The entire disclosure for share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org//718/tableOfContent Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (l) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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