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Stock-Based Compensation - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2023 | May 15, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares allocated for issuance to directors, officers and key personnel | 5,400,000 |  | 5,400,000 |  |  |
Number of Options, Granted | 0 |  | 525,000 | 125,000 |  |
Stock-based compensation expense |  |  | $ 1,553,000 | $ 2,501,000 |  |
Strike price | $ / shares |  |  | $ 8.41 | $ 11.24 |  |
Restricted shares granted | 10,518 |  | 40,130 | 19,924 |  |
Employee stock purchase estimation |  |  | The fair value of the six-month “look-back” option in the Company’s Employee Stock Purchase Plan is estimated by adding the fair value of 15% of one share of stock to 85% of the fair value of an option on one share of stock. |  |  |
Common stock, par value | $ 0.01 |  | $ 0.01 |  | $ 0.01 |
Selling and Marketing Expense [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Stock-based compensation expense | $ 542,000 | $ 824,000 | $ 1,600,000 | $ 2,500,000 |  |
Stock Options And Restricted Stock [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Number of shares issued related to employee stock purchases | 17,281 | 0 | 87,924 | 17,804 |  |
Employee Stock Purchase Plan [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares available for future grants | 445,590 |  | 445,590 |  |  | 600,000
Stock-based compensation expense | $ 11,000 | $ 10,000 | $ 65,000 | $ 78,000 |  |
Price per share | $ 6.38 | $ 8.4 | $ 6.38 | $ 8.4 |  |
Number of shares issued related to employee stock purchases | 0 | 0 | 21,329 | 17,890 |  |
Percentage of maximum contribution of salary towards plan | 15.00% |  | 15.00% |  |  |
Maximum contribution towards plan | $ 25,000 |  | $ 25,000 |  |  |
Discount on purchase of common stock |  |  | 15.00% |  |  |
Stock Incentive Plan [Member] |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Shares available for future grants | 372,000 |  | 372,000 |  |  |

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