Accrued Expenses - Summary of Accrued Expenses (Detail) - USD ($) $ in Thousands |
Jun. 30, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Payables and Accruals [Abstract] | ||
| Payroll, benefits and related taxes, excluding severance benefits | $ 9,794 | $ 9,548 |
| Withholding tax attributable to intercompany interest income | 2,871 | 1,950 |
| Outside service fees | 1,395 | 1,088 |
| Merger-related costs | 682 | 7,035 |
| Others | 684 | 450 |
| Accrued expenses | $ 15,426 | $ 20,071 |