Income Taxes - Schedule of Unrecognized Tax Benefits (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Income Tax Disclosure [Abstract] | ||
| Balance at beginning of year | $ 5,457 | $ 2,470 |
| Increase for current year positions | 4,105 | 3,211 |
| Decrease for prior year positions | (68) | (224) |
| Balance at the end of year | $ 9,494 | $ 5,457 |