Acquisition-Related Amortization, Impairment and Remeasurement - Components of Acquisition-Related Amortization, Impairment and Remeasurement (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Acquisition Related Amortization And Remeasurement [Abstract] | ||||
| Amortization and impairment of acquired intangibles | $ 2,998 | $ 3,120 | $ 8,998 | $ 25,347 |
| Changes in fair value of contingent consideration | 1,396 | (427) | 3,014 | (1,800) |
| Total | $ 4,394 | $ 2,693 | $ 12,012 | $ 23,547 |