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Leases - Schedule of Lease Cost Recognized in Consolidated Statement of Operations and Other Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Lease Cost [Abstract]    
Operating lease cost $ 1,862 $ 1,700
Short-term operating lease cost 8 46
Total operating lease cost $ 1,870 $ 1,746
Other information:    
Weighted-average remaining lease term - operating leases 1 year 10 months 24 days 2 years 9 months 18 days
Weighted-average discount rate - operating leases [1] 4.80% 4.80%
[1] The discount rate used to compute the present value of the total lease liabilities as of December 31, 2020 and 2021 was based on the Company’s estimated incremental borrowing rate of similar secured borrowings availabe to the Company as of the commencement date of lease.