Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Foreign Operations (Details 2)

v3.8.0.1
Segment Reporting and Foreign Operations (Details 2) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area $ 2,095 $ 13,481  
Operating loss by geographic area (5,607) (5,354)  
Net income (loss) by geographic area (6,243) (6,056)  
Identifiable assets by geographic area 25,152   $ 27,691
Long lived assets by geographic area 13,546   15,215
United States [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area 2,089 13,425  
Operating loss by geographic area (5,116) (4,953)  
Net income (loss) by geographic area (5,748) (5,647)  
Identifiable assets by geographic area 24,735   27,189
Long lived assets by geographic area 13,304   14,883
Canada [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area 6 56  
Operating loss by geographic area (489) (401)  
Net income (loss) by geographic area (493) (401)  
Identifiable assets by geographic area 373   432
Long lived assets by geographic area 232   318
Saudi Arabia [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area  
Operating loss by geographic area  
Net income (loss) by geographic area (9)  
Identifiable assets by geographic area   23
Long lived assets by geographic area  
India [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area 52  
Operating loss by geographic area (2)  
Net income (loss) by geographic area (2)  
Identifiable assets by geographic area 44   47
Long lived assets by geographic area 10   14
Eliminations [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area (52)  
Operating loss by geographic area  
Net income (loss) by geographic area  
Identifiable assets by geographic area  
Long lived assets by geographic area