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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Stock-based Compensation Expense | Total estimated stock-based compensation expense for employees and non-employees, related to all of the Company’s stock-based awards, was as follows:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
|  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
|  | (in thousands) |
Cost of revenue |  | $ | 130 |  |  | $ | 146 |  |  | $ | 467 |  |  | $ | 268 |
Selling and marketing |  |  | 564 |  |  |  | 581 |  |  |  | 1,464 |  |  |  | 1,518 |
Research and development |  |  | 326 |  |  |  | 395 |  |  |  | 1,006 |  |  |  | 1,068 |
General and administrative |  |  | 605 |  |  |  | 1,086 |  |  |  | 5,617 |  |  |  | 2,921 |
Total stock-based compensation |  | $ | 1,625 |  |  | $ | 2,208 |  |  | $ | 8,554 |  |  | $ | 5,775 |
Stock Activity and Total Number of Shares Available for Grant | The following table presents the stock activity and the total number of shares available for grant as of September 30, 2023:
|  | (in thousands) |
Balance at December 31, 2022 |  |  | 550 |
Plan Amendment |  |  | 1,049 |
Options Cancelled |  |  | 20 |
Restricted Stock Granted |  |  | (504 | )
Restricted Stock Forfeited |  |  | 21 |
Performance Shares Unearned |  |  | 94 |
Performance Shares Granted |  |  | (163 | )
Balance at September 30, 2023 |  |  | 1,067 |
Stock Option Activity |
|  | Options Outstanding |
|  | Number of Shares Underlying Outstanding Options |  |  | Weighted- Average Exercise Price |  |  | Weighted- Average Remaining Contractual Term |  |  | Aggregate Intrinsic Value |
|  |  |  |  |  |  |  | (in years) |  |  |  |
Outstanding at December 31, 2022 |  |  | 1,577,545 |  |  | $ | 7.66 |  |  |  | 5.81 |  |  | $ | 2,465,015 |
Options Granted |  |  | - |  |  |  | - |  |  |  |  |  |  |
Options Exercised |  |  | (419,233 | ) |  |  | 4.10 |  |  |  |  |  |  |
Options Forfeited |  |  | (19,676 | ) |  |  | 15.78 |  |  |  |  |  |  |
Outstanding at September 30, 2023 |  |  | 1,138,636 |  |  | $ | 8.83 |  |  |  | 4.37 |  |  | $ | 2,363,338 |
Vested and expected to vest at September 30, 2023 |  |  | 1,138,899 |  |  | $ | 8.94 |  |  |  | 4.36 |  |  | $ | 2,361,278 |
Exercisable at September 30, 2023 |  |  | 1,043,268 |  |  | $ | 8.97 |  |  |  | 4.16 |  |  | $ | 2,182,154 |
Restricted Stock Awards |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Restricted Stock Activity |
|  | Shares |  |  | Weighted Average Grant Date Fair Value Per Share |
Nonvested restricted stock at December 31, 2022 |  |  | 865,446 |  |  | $ | 18.75 |
Granted |  |  | 504,092 |  |  |  | 9.97 |
Vested |  |  | (565,581 | ) |  |  | 16.44 |
Shares forfeited |  |  | (21,208 | ) |  |  | 17.64 |
Nonvested restricted stock at September 30, 2023 |  |  | 782,749 |  |  | $ | 14.80 |

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