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Segment Reporting and Concentrations (Details 2) - USD ($) $ in Thousands | Mar. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | $ 17,219 | $ 17,627
United States [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 5,223 | 5,321
Canada [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 6,901 | 6,888
United Kingdom [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 2,444 | 2,388
Philippines [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 1,259 | 1,446
India [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 915 | 1,042
Sri Lanka [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 443 | 504
Israel [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Long - lived assets | 32 | 36
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 | $ 11,996 | $ 12,306

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