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Commitments and Contingencies - Schedule of Other Information Related to Leases (Detail) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Cash paid for amounts included in the measurement of lease liability:    
Operating cash flows from operating lease $ 193 $ 97
Remaining lease term    
Operating lease 1 year 10 months 28 days 1 year 6 months
Discount rate    
Operating lease 3.00% 3.18%