Commitments and Contingencies - Summary of Right of Use Assets and Lease Liabilities Related to Operating Leases (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Assets And Liabilities Lessee [Abstract]
Right-of-use assets	$ 965	$ 1,009
Lease liabilities － Current	537	525
Lease liabilities － Non-Current	$ 445	$ 468
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	Other liabilities	Other liabilities
Total lease liabilities	$ 982	$ 993