Leases - Maturities of lease liabilities (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Leases [Abstract]
2022	$ 1,090
2023	177
2024	98
2025	103
2026	109
Thereafter	434
Total lease payments	2,011
Less: interest	187
Total lease obligations	1,824	$ 2,203
2022	16
2023	5
2024	1
2025	0
2026	0
Thereafter	0
Total lease payments	22
Less: interest	1
Total lease obligations	$ 21	$ 31