Quarterly report pursuant to Section 13 or 15(d)

Segment Reporting and Foreign Operations (Details 2)

v3.5.0.2
Segment Reporting and Foreign Operations (Details 2) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2016
Jun. 30, 2015
Jun. 30, 2016
Jun. 30, 2015
Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenues by geographic area $ 13,332 $ 17,697 $ 27,419 $ 31,819  
Operating loss by geographic area (3,948) (1,695) (8,130) (4,505)  
Net income (loss) by geographic area (4,175) (1,695) (8,481) (4,599)  
Identifiable assets by geographic area 63,347   63,347   $ 68,715
Long lived assets by geographic area 31,292   31,292   33,000
United States [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenues by geographic area 13,326 17,680 27,375 31,802  
Operating loss by geographic area (3,491) (1,478) (7,282) (3,998)  
Net income (loss) by geographic area (3,718) (1,487) (7,633) (4,101)  
Identifiable assets by geographic area 61,934   61,934   67,538
Long lived assets by geographic area 30,956   30,956   32,759
Canada [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenues by geographic area 6 17 44 17  
Operating loss by geographic area (450) (211) (832) (492)  
Net income (loss) by geographic area (450) (211) (832) (492)  
Identifiable assets by geographic area 641   641   405
Long lived assets by geographic area 336   336   241
Saudi Arabia [Member]          
Revenues from External Customers and Long-Lived Assets [Line Items]          
Revenues by geographic area  
Operating loss by geographic area (7) (6) (16) (15)  
Net income (loss) by geographic area (7) 3 (16) (6)  
Identifiable assets by geographic area 772   772   772
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 income (loss) by geographic area  
Identifiable assets by geographic area    
Long lived assets by geographic area