Balance Sheet Components - Schedule of Property and Equipment, Net (Detail) - USD ($) $ in Thousands |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, gross | $ 201,051 | $ 162,637 |
| Less: accumulated depreciation and amortization | (149,091) | (122,999) |
| Total property and equipment, net | 51,960 | 39,638 |
| Leasehold improvements | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, gross | 98,302 | 85,284 |
| Computer equipment, software, and other | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, gross | 77,315 | 55,815 |
| Furniture and fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, gross | 15,435 | 13,906 |
| Construction in progress | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, gross | $ 9,999 | $ 7,632 |