Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Foreign Operations (Details 2)

v3.7.0.1
Segment Reporting and Foreign Operations (Details 2) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area $ 13,481 $ 14,087  
Operating loss by geographic area (5,354) (4,182)  
Net loss by geographic area (6,056) (4,306)  
Identifiable assets by geographic area 54,577   $ 66,473
Long lived assets by geographic area 28,797   30,162
United States [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area 13,425 14,049  
Operating loss by geographic area (4,953) (3,790)  
Net loss by geographic area (5,647) (3,914)  
Identifiable assets by geographic area 54,019   66,050
Long lived assets by geographic area 28,422   29,843
Canada [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area 56 38  
Operating loss by geographic area (401) (383)  
Net loss by geographic area (401) (383)  
Identifiable assets by geographic area 535   400
Long lived assets by geographic area 375   319
Saudi Arabia [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area  
Operating loss by geographic area (9)  
Net loss by geographic area (9) (9)  
Identifiable assets by geographic area 23   23
Long lived assets by geographic area  
Eliminations [Member]      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Revenues by geographic area  
Operating loss by geographic area  
Net loss by geographic area  
Identifiable assets by geographic area  
Long lived assets by geographic area