Quarterly report pursuant to Section 13 or 15(d)

Segment Disclosures - Geographical Segments (Details)

v3.19.3
Segment Disclosures - Geographical Segments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Segment Reporting Information [Line Items]        
Revenue $ 3,319 $ 2,550 $ 10,197 $ 8,036
United States        
Segment Reporting Information [Line Items]        
Revenue 1,941 1,845 6,669 4,976
All Other        
Segment Reporting Information [Line Items]        
Revenue $ 1,378 $ 705 $ 3,528 $ 3,060