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Leases - Schedule of Maturity of Operating Lease Liabilities (Detail) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Operating Lease Liabilities Payments Due [Abstract]    
2020 $ 1,048  
2020   $ 2,856
2021 1,815 2,412
2022 1,514 1,705
2023 1,110 1,160
2024 478 482
Thereafter 264 264
Total lease payments 6,229 8,879
Less: Interest (241) (385)
Present value of lease liabilities $ 5,988 $ 8,494