Commitments and Contingencies - Additional Information (Detail) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2021
USD ($)
ft²
|
Dec. 31, 2020
USD ($)
|
Dec. 31, 2019
USD ($)
|
|
Leases [Line Items] | |||
Operating lease cost | $ 2.8 | $ 2.8 | $ 2.8 |
Lease term | 3 years 9 months 18 days | ||
Operating lease discount rate | 11.00% | ||
Common Area Maintenance [Member] | |||
Leases [Line Items] | |||
Operating lease cost | $ 0.9 | $ 1.0 | $ 0.9 |
Office and Research Space Lease [Member] | |||
Leases [Line Items] | |||
Office and laboratory space leased | ft² | 98,502 | ||
Security deposit in the form of a letter of credit | $ 0.6 |