Leases - Schedule of Maturities of Operating and Finance Leases Liabilities (Detail)
$ in Thousands
Dec. 31, 2020
USD ($)
Lessee, Operating Lease, Liability, Payment, Due [Abstract]  
2021 $ 2,290
2022 1,134
2023 446
2024 38
2025 0
Total undiscounted cash flows 3,908
Less imputed interest (235)
Present value of lease liabilities 3,673
Finance Lease, Liability, Payment, Due [Abstract]  
2021 1,070
2022 765
2023 328
2024 29
2025 2
Total undiscounted cash flows 2,194
Less imputed interest (120)
Present value of lease liabilities $ 2,074