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v3.25.1

Stock Incentive Plans and Stock Purchase Plans - Additional Information (Detail) - USD ($) shares in Thousands, $ in Millions | 3 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock-based compensation expense | $ 2.3 | $ 2.9
Employee Stock Option |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Award vesting period | 3 years |
Aggregate number Shares issued under Stock Purchase Plans | 59,780,000 |
Employee Stock Option | Maximum [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Vesting period of options, maximum years | 10 years |
Restricted Stock [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Award vesting period | 3 years |
2015 Non-Qualified Stock Purchase Plan [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Percentage of market value of common stock at which employees are permitted to purchase | 90.00% |
Amended and Restated 2008 Plan [Member] | Employee Stock Option |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Shares available for future grants and awards under Stock Incentive Plans | 6,300 |
1996 Non-Qualified Employee Stock Purchase Plan and 2015 Non-Qualified Stock Purchase Plan [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Percentage of market value of common stock at which employees are permitted to purchase | 85.00% |
Aggregate number Shares issued under Stock Purchase Plans | 0 |
Common stock, reserved for issuance | 1,500 |
1996 Non-Qualified Employee Stock Purchase Plan and 2015 Non-Qualified Stock Purchase Plan [Member] | Employee Stock Option |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Common stock, reserved for issuance | 61,000 |

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