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Operating Segment and Geographic Information (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Disaggregation of Revenue [Line Items]        
Total revenue $ 29,547 $ 15,727 $ 50,678 $ 31,395
United States        
Disaggregation of Revenue [Line Items]        
Total revenue 25,934 15,376 46,209 30,727
All other countries        
Disaggregation of Revenue [Line Items]        
Total revenue $ 3,613 $ 351 $ 4,469 $ 668