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Stock-Based Compensation - Additional Information (Detail) - USD ($) |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Dec. 10, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024 | May 15, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares allocated for issuance to directors, officers and key personnel |  | 6,200,000 |  | 6,200,000 |  |  |
Number of Options, Granted |  | 92,000 | 10,518 | 327,000 | 525,000 |  |
Strike price | $ / shares |  |  |  | $ 7.45 | $ 8.41 |  |
Restricted shares granted |  | 0 |  | 22,140 | 40,130 |  |
Common stock, par value |  | $ 0.01 |  | $ 0.01 |  | $ 0.01 |
Stock-based compensation expense |  |  |  | $ 2,338,000 | $ 1,553,000 |  |
Stock Options And Restricted Stock [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares available under the employee stock purchase plan |  | 82,520 | 17,281 | 122,451 | 87,924 |  |
Employee Stock Purchase Plan [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares available for future grants |  | 420,576 |  | 420,576 |  |  | 600,000
Number of Options, Granted |  |  |  | 702,358 |  |  |
Price per share |  | $ 6.09 | $ 6.38 | $ 6.09 | $ 6.38 |  |
Shares available for purchases under the employee stock purchase plan |  | 0 | 0 | 11,483 | 21,329 |  |
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-based compensation expense |  | $ 8,000 | $ 11,000 | $ 50,000 | $ 65,000 |  |
Stock Incentive Plan [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Shares available for future grants |  | 975,000 |  | 975,000 |  |  |
2024 Inducement Stock Incentive Plan [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Strike price | $ / shares |  | $ 7.28 | $ 0 | $ 15.41 |  |  |
Common Stock, Capital Shares Reserved for Future Issuance | 1,500,000 |  |  |  |  |  |
Selling and marketing expense [Member] |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |
Stock-based compensation expense |  | $ 729,000 | $ 542,000 | $ 2,300,000 | $ 1,600,000 |  |

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