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INTANGIBLE ASSETS, NET (Schedule of Intangible Assets, Net) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
Cost of intangible assets $ 26,131 $ 26,131
Accumulated amortization 23,732 22,613
Intangible assets, net 2,399 3,518
Customers relationships and brand name [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost of intangible assets 9,817 9,817
Accumulated amortization $ 9,572 9,467
Weighted average amortization period (years) 6 years 9 months 18 days  
Acquired Technology [Member]    
Finite-Lived Intangible Assets [Line Items]    
Cost of intangible assets $ 16,314 16,314
Accumulated amortization $ 14,160 $ 13,146
Weighted average amortization period (years) 7 years 7 months 6 days