v3.22.2.2
Revenue - Revenues by Geographic Location (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Disaggregation of Revenue [Line Items]        
Total revenues $ 36,728 $ 32,148 $ 69,595 $ 63,846
U.S.        
Disaggregation of Revenue [Line Items]        
Total revenues 35,273 30,927 66,623 61,838
Luxembourg        
Disaggregation of Revenue [Line Items]        
Total revenues 1,173 1,200 2,404 1,915
South Korea        
Disaggregation of Revenue [Line Items]        
Total revenues 120 15 260 76
Germany        
Disaggregation of Revenue [Line Items]        
Total revenues 124 6 228 17
Other        
Disaggregation of Revenue [Line Items]        
Total revenues $ 38 $ 0 $ 80 $ 0