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SCHEDULE OF ASSUMPTIONS USED IN VALUATION RELATED TO STOCK OPTION GRANTS (Details) - Stock Options
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award      
Expected option life (in years) 6 years 3 months 18 days 6 years 3 months 18 days 4 years 9 months 18 days
Volatility factor percentage of market price, minimum 31.10% 37.60% 35.90%
Volatility factor percentage of market price, maximum 38.30% 37.90% 40.50%
Minimum      
Share-based Compensation Arrangement by Share-based Payment Award      
Dividend yield (as a percent) 1.50% 1.50% 1.00%
Discount rate (as a percent) 1.30% 1.70% 0.70%
Maximum      
Share-based Compensation Arrangement by Share-based Payment Award      
Dividend yield (as a percent) 2.40% 1.90% 1.40%
Discount rate (as a percent) 1.90% 1.90% 1.40%