Leases - Summary of Lease Balances Related to Operating and Finance Leases Except Weighted Average Remaining Lease Term And Discount Rate (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Assets
Operating lease right-of-use assets	$ 6,530	$ 7,114
Financing	$ 468	$ 736
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List]	Property and equipment, net	Property and equipment, net
Total leased assets	$ 6,998	$ 7,850
Liabilities
Operating lease liabilities	1,362	947
Non-current operating lease liabilities	5,973	6,891
Total lease liabilities	$ 7,335	$ 7,838
Weighted average remaining lease term (in years)	5 years 7 months 6 days	6 years 7 months 6 days
Weighted average discount rate	9.80%	9.80%