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Equity Incentive Plan (Tables) | 9 Months Ended
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Sep. 30, 2024
Share-Based Payment Arrangement [Abstract] |
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions | The assumptions used in the Black-Scholes model were as follows:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2024 |  | 2023 |  | 2024 |  | 2023
Expected volatility | — |  | 81.8% |  | 124.3-126.1% |  | 81.8-84.0%
Expected term (in years) | — |  | 0.5 |  | 3.5 |  | 0.5
Risk-free interest rate | — |  | 5.52% |  | 4.09-4.61% |  | 5.27-5.52%
Dividend yield | — |  | — |  | — |  | —
Share-based Payment Arrangement, Option, Activity | The following table summarizes option activity:
| Shares Subject to Options |  | Weighted- Average Exercise Price |  | Weighted- Average Remaining Contractual Term (years) |  | Aggregate Intrinsic Value (in thousands)
Options outstanding — January 1, 2024 | 395,241 |  |  | $ | 6.34 |  |  |  |  |
Granted | 371,465 |  |  | $ | 2.16 |  |  |  |  |
Exercised | — |  |  | $ | — |  |  |  |  |
Forfeited | (323,536) |  |  | $ | 3.21 |  |  |  |  |
Options outstanding — September 30, 2024 | 443,170 |  |  | $ | 5.11 |  |  | 4.5 |  | $ | — |
Vested and expected to vest — September 30, 2024 | 443,170 |  |  | $ | 5.11 |  |  | 4.5 |  | $ | — |
Exercisable — September 30, 2024 | 200,985 |  |  | $ | 7.59 |  |  | 3.8 |  | $ | — |
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity | The following table summarizes RSU activity:
| Number of Shares |  | Weighted Average Grant Date Fair Value
Outstanding — January 1, 2024 | 58,929 |  |  | $ | 9.51 |
Granted | 1,757,250 |  |  | $ | 1.72 |
Vested and released | (741,184) |  |  | $ | 1.88 |
Forfeited | — |  |  | $ | — |
Outstanding — September 30, 2024 | 1,074,995 |  |  | $ | 2.04 |
Vested and unreleased — September 30, 2024 | 199,219 |  |  | $ | 1.90 |
Share-based Payment Arrangement, Expensed and Capitalized, Amount | The Company recorded the following compensation expense related to its share-based compensation awards (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2024 |  | 2023 |  | 2024 |  | 2023
Sales and marketing | $ | — |  |  | $ | 35 |  |  | $ | — |  |  | $ | 86 |
General and administrative | 511 |  |  | 721 |  |  | 2,369 |  |  | 1,874 |
Total share-based compensation expense | $ | 511 |  |  | $ | 756 |  |  | $ | 2,369 |  |  | $ | 1,960 |
Share-based Payment Arrangement, Nonvested Award, Cost | Total unrecognized estimated compensation cost by type of award and the weighted-average remaining requisite service period over which such expense is expected to be recognized (in thousands, unless otherwise noted):
| September 30, 2024
| Unrecognized Expense |  | Remaining Weighted-Average Recognition Period (years)
RSUs | $ | 1,368 |  |  | 1.1
Stock options | $ | 160 |  |  | 0.5

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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 -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -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 Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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