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SIGNIFICANT ACCOUNTING POLICIES (Summary of Option Fair Value Assumptions) (Details) - Stock Options [Member]
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Risk-free interest rate 0.58%
Expected life (in years)   2 years
Expected volatility 39.56%
Expected dividend yield 0.00%