Quarterly report pursuant to Section 13 or 15(d)

Revenue Disaggregation of Revenue (Details)

v3.19.3
Revenue Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers $ 6,671 $ 5,653 $ 19,134 $ 18,110
North America        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 4,916 3,766 12,416 11,593
Europe        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 1,505 1,618 5,650 4,693
Asia        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 250 269 1,068 1,824
Software licenses and appliances        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 1,962 985 3,656 4,303
Subscription, maintenance and support        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 4,166 4,091 13,883 12,251
Professional services and other        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers 543 577 1,595 1,556
Total service        
Disaggregation of Revenue [Line Items]        
Revenue from contracts with customers $ 4,709 $ 4,668 $ 15,478 $ 13,807