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Segment Reporting and Revenue Disaggregation (Tables)
6 Months Ended
Jun. 30, 2020
Segment Reporting [Abstract]  
Schedule of revenue by geographic region Revenue by geographic region is as follows:
Three Months EndedSix Months Ended
June 30,June 30,
2020201920202019
United States$10,984  $15,754  $30,258  $30,109  
Europe1,199  2,278  3,272  4,173  
Total revenue$12,183  $18,032  $33,530  $34,282