Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net - Additional Information (Details)

v3.19.3
Property and Equipment, Net - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Property Plant And Equipment [Abstract]        
Depreciation $ 400 $ 100 $ 669 $ 231