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Commitments and Contingencies - Schedule of Other Information Related to Leases (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows from operating leases $ 83 $ 97
Remaining lease term    
Operating leases 1 year 8 months 12 days 2 years 1 month 28 days
Discount rate    
Operating leases 2.49% 3.00%