Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting - Summary of Net Revenue Classified by Major Geographic Areas (Details)

v3.20.2
Segment Reporting - Summary of Net Revenue Classified by Major Geographic Areas (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Revenues From External Customers And Long Lived Assets [Line Items]        
Net revenue $ 900 $ 2,153 $ 2,274 $ 3,901
United States [Member]        
Revenues From External Customers And Long Lived Assets [Line Items]        
Net revenue 881 1,949 2,067 3,601
All other countries [Member]        
Revenues From External Customers And Long Lived Assets [Line Items]        
Net revenue $ 19 $ 204 $ 207 $ 300