Leases - Summary of Remaining Lease Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019
Operating Leases
2020	$ 1,979
2021	1,758
2022	1,409
2023	259
2024	143
Thereafter	686
Total undiscounted value of lease liabilities	6,234
Less: Interest	(275)
Present value of lease liabilities	5,959	$ 20,500
Current portion of lease liabilities	1,875
Long-term portion of lease liabilities	4,084
Total lease liabilities	5,959	$ 20,500
Finance Leases
2020	1,013
2021	1,414
2022	1,442
2023	1,471
2024	1,501
Thereafter	25,706
Total undiscounted value of lease liabilities	32,547
Less: Interest	(11,576)
Present value of lease liabilities	20,971
Current portion of lease liabilities	323
Long-term portion of lease liabilities	20,648
Total lease liabilities	$ 20,971