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Property and Equipment - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Property Plant And Equipment [Abstract]        
Depreciation expenses related to property and equipment $ 100 $ 100 $ 255 $ 157