Leases - Maturities of lease liabilities (Detail) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Leases [Abstract]
2022	$ 1,509
2023	565
2024	101
2025	106
2026	112
Thereafter	481
Total lease payments	2,874
Less: interest	212
Total lease obligations	2,662	$ 2,203
2022	17
2023	9
2024	1
2025	0
2026	0
Thereafter	0
Total lease payments	27
Less: interest	1
Total lease obligations	$ 26	$ 31