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STOCK-BASED COMPENSATION (Detail Textuals) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]    
Options exercised for purchase of common stock 15,500us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised 29,197us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Weighted-average exercise price $ 5.49us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice $ 5.89us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice