Stock Options and Restricted Stock - Summary of Activity for Unvested Options Outstanding (Parenthetical) (Detail) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Nonvested, Number of Shares [Roll Forward] | |||
| Intrinsic value of options vested | $ 0.1 | $ 0.4 | $ 0.4 |