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Segment Reporting and Concentrations (Details 2) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets $ 16,635 $ 16,322
United States [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 4,668 4,669
Canada [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 5,528 5,085
United Kingdom    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 2,356 2,376
Philippines [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 1,893 1,940
India [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 1,442 1,520
Sri Lanka [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 701 683
Israel [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 45 47
Germany [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets 2 2
Foreign Countries [Member]    
Revenues from External Customers and Long-Lived Assets [Line Items]    
Long - lived assets $ 11,967 $ 11,653