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SHAREHOLDERS' EQUITY - STOCK BASED COMPENSATION (Details)
Feb. 20, 2015
Jun. 18, 2009
2009 Plan | Stock options, all inclusive recipients    
Stock-based compensation    
Vesting period   3 years
Expiration period   7 years
Amended and Restated 2009 Stock Incentive Plan    
Stock-based compensation    
Expiration period 10 years