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Stock-Based Compensation - Additional Information (Detail) |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 01, 2024 shares | Oct. 31, 2021 USD ($) Employee shares | Sep. 30, 2015 shares | Mar. 31, 2023 shares | Dec. 31, 2023 USD ($) $ / shares shares | Dec. 31, 2022 USD ($) $ / shares shares | Dec. 31, 2021 USD ($) $ / shares shares | Dec. 31, 2019 shares | Dec. 31, 2017 | Dec. 06, 2023 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares available for issuance |  |  |  |  |  | 23,906,260 |  |  |  |  |
Share-based compensation, stock options granted |  |  |  |  |  | 3,800,691 |  |  |  |  |
Share-based compensation, stock options vested |  |  |  |  |  | 10,684,858 |  |  |  |  |
Stock compensation expense | $ |  |  |  |  |  | $ 30,951,000 | $ 16,019,000 | $ 13,317,000 |  |  |
Weighted-average grant date fair value of options granted | $ / shares |  |  |  |  |  | $ 16.2 | $ 12.64 | $ 14.7 |  |  |
Stock options exercised, shares |  |  |  |  |  | 662,042 | 1,300,000 | 842,424 |  |  |
Stock options exercised | $ |  |  |  |  |  | $ 5,128,000 | $ 11,459,000 | $ 6,336,000 |  |  |
Intrinsic value of options exercised | $ |  |  |  |  |  | 9,500,000 | 17,000,000 | 10,100,000 |  |  |
Contributions by the company | $ |  |  |  |  |  | $ 1,300,000 | 712,000 | 444,000 |  |  |
2019 Performance Awards |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense | $ |  |  |  |  |  |  | 128,000 |  |  |  |
2019 Performance Awards | Employees [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock option granted to certain employees |  |  |  |  |  |  |  |  | 583,000 |  |
Two Thousand Twenty Three Performance Awards [Member] | Employees [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock option granted to certain employees |  |  |  |  | 129,550 |  |  |  |  |  |
2022 Performance Awards [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Share-based compensation, stock options vested |  |  |  |  |  | 140,000 |  |  |  |  |
Share-based compensation, stock options cancelled |  |  |  |  |  | 0 |  |  |  |  |
Stock compensation expense | $ |  |  |  |  |  | $ 258,000 | $ 479,000 |  |  |  |
Stock option granted to certain employees |  |  |  |  |  |  | 140,000 |  |  |  |
Restricted Stock Units (RSUs) [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period, description |  |  |  |  |  | one – year anniversary date of the related grant or ii) 25% on each anniversary for 4 years |  |  |  |  |
Restricted stock units granted | [1] |  |  |  |  | 308,550 |  |  |  |  |
Fair value of restricted stock units vested | $ |  |  |  |  |  | $ 126,000 | $ 705,000 |  |  |  |
Restricted stock units vested |  |  |  |  |  | 9,102 |  |  |  |  |
Weighted average grant date fair value per share | $ / shares |  |  |  |  |  | $ 24.94 | $ 15.79 |  |  |  |
Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 4 years |  |  |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Vesting period |  |  |  |  |  | 3 years |  |  |  |  |
2015 Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock reserved for issuance |  |  |  |  |  | 1,750,000 |  |  |  |  |
Shares available for issuance |  |  |  |  |  | 2,191,732 |  |  |  |  |
Common stock outstanding |  |  |  |  |  |  |  |  |  | 4.00% |
2015 Plan [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares available for issuance |  | 3,393,065 |  |  |  |  |  |  |  |  |
2023 Inducement Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Common stock reserved for issuance |  |  |  |  |  | 1,900,000 |  |  |  |  | 1,100,000
Shares available for issuance |  |  |  |  |  | 1,211,650 |  |  |  |  |
2007 and 2015 [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation expense related to stock option | $ |  |  |  |  |  | $ 74,800,000 |  |  |  |  |
Weighted average period to recognize compensation expense |  |  |  |  |  | 2 years 9 months 18 days |  |  |  |  |
2007 Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Share-based compensation, stock options vested |  |  | 34,728 |  |  |  |  |  |  |  |
Number of employees retirement | Employee |  |  | 2 |  |  |  |  |  |  |  |
Stock compensation expense | $ |  |  | $ 800,000 |  |  |  |  |  |  |  |
Employee Stock Purchase Plan [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Stock compensation expense | $ |  |  |  |  |  | $ 308,000 | $ 166,000 | $ 175,000 |  |  |
Number of shares issued under plan |  |  |  |  |  | 34,797 | 28,999 |  |  |  |
Expiration of the ESPP |  |  |  | 1.00% |  |  |  |  |  |  |
expiration of the ESPP shares |  |  |  | 250,000 |  |  |  |  |  |  |
Employee Stock Purchase Plan [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Periodic payroll deductions offering periods |  | 6 months |  |  |  |  |  |  |  |  |
Offering period discount rate |  | 15.00% |  |  |  |  |  |  |  |  |
Employee Stock Purchase Plan [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares authorized for issuance |  |  |  | 250,000 |  |  |  |  |  |  |
Employee Stock Purchase Plan [Member] | Maximum [Member] | Subsequent Event [Member] |  |  |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |
Shares available for issuance |  | 1,982,614 |  |  |  |  |  |  |  |  |
[1] | RSUs granted in 2023 and 2022 had a weighted average grant date fair value of $24.94 and $15.79, respectively. The fair values of RSUs vested in 2023 and 2022 totaled $126,000 and $705,000, respectively.

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