Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment - Additional Information (Detail)

v3.20.2
Property and Equipment - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Property Plant And Equipment Net By Type [Abstract]        
Depreciation and amortization expense $ 2,200 $ 1,800 $ 6,175 $ 5,174