XML 52 R37.htm IDEA: XBRL DOCUMENT v3.22.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Total revenue by geographic area (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disaggregation of Revenue      
Revenue $ 142,835 $ 88,072 $ 80,460
United States      
Disaggregation of Revenue      
Revenue 15,183 79,108 72,861
All other locations      
Disaggregation of Revenue      
Revenue $ 127,652 $ 8,964 $ 7,599