Quarterly report pursuant to Section 13 or 15(d)

Revenue Recognition - Disaggregation of Revenue (Details)

v3.10.0.1
Revenue Recognition - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Disaggregation of Revenue [Line Items]        
Total revenue $ 2,550 $ 1,597 $ 8,036 $ 4,900
Device revenue        
Disaggregation of Revenue [Line Items]        
Total revenue 1,820   6,360  
Service, support and rentals        
Disaggregation of Revenue [Line Items]        
Total revenue 653   1,434  
Parts and other        
Disaggregation of Revenue [Line Items]        
Total revenue 60   214  
Collaborative arrangements        
Disaggregation of Revenue [Line Items]        
Total revenue 17   28  
Medical and Industrial | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 2,533 1,587 8,008 4,862
Medical and Industrial | Device revenue | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 1,820   6,360  
Medical and Industrial | Service, support and rentals | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 653   1,434  
Medical and Industrial | Parts and other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 60   214  
Medical and Industrial | Collaborative arrangements | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Medical | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 1,744 1,320 6,266 3,692
Medical | Device revenue | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 1,084   4,691  
Medical | Service, support and rentals | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 644   1,425  
Medical | Parts and other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 16   150  
Medical | Collaborative arrangements | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Industrial | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 789 $ 267 1,742 $ 1,170
Industrial | Device revenue | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 736   1,669  
Industrial | Service, support and rentals | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 9   9  
Industrial | Parts and other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 44   64  
Industrial | Collaborative arrangements | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Engineering services | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 17   28  
Engineering services | Device revenue | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Engineering services | Service, support and rentals | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Engineering services | Parts and other | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue 0   0  
Engineering services | Collaborative arrangements | Operating Segments        
Disaggregation of Revenue [Line Items]        
Total revenue $ 17   $ 28