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Accrued and Other Current Liabilities - Schedule of Accrued and Other Current Liabilities (Detail) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Payables And Accruals [Abstract]    
Employee benefits $ 6,193 $ 8,917
Other 1,351 1,684
Total $ 7,544 $ 10,601