Property and Equipment, Net - Summary of Property and Equipment and Related Accumulated Depreciation and Amortization (Detail) - USD ($) $ in Thousands |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 41,907 | $ 38,964 |
| Less accumulated depreciation and amortization | (22,276) | (16,925) |
| Total property and equipment, net | 21,622 | 22,105 |
| Computer Equipment and Software [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 987 | 971 |
| Furniture and Fixtures [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 2,113 | 2,054 |
| Laboratory Equipment [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 24,679 | 22,213 |
| Leasehold Improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 14,128 | 13,726 |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Total property and equipment, net | $ 1,991 | $ 66 |