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Shareholders' Equity - Additional Information (Detail) - shares | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2024 | Aug. 31, 2015
Class of Stock [Line Items] |  |  |  |  |
Shares remain authorized for repurchase | 2,000,000 |  |  |  |
Common stock shares authorized for repurchase |  |  |  |  | 2,000,000
Common stock repurchased | 0 | 0 | 0 |  |
Repurchase Plan Established in August 2015 [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Shares remain authorized for repurchase | 1,309,805 |  |  |  |
Maximum [Member] |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Common stock shares authorized for repurchase |  |  |  | 2,000,000 |

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