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STOCKHOLDERS' EQUITY (Details Narrative) (USD $)
In Thousands, except Share data, unless otherwise specified
0 Months Ended 1 Months Ended 6 Months Ended
Jun. 21, 2013
Jul. 19, 2013
Jun. 30, 2014
Jun. 30, 2013
Stockholders' Equity Note [Abstract]        
Debt and/or equity capital to be raised $ 350,000      
Common stock issued in 2013 follow-on offering, shares   3,450,000    
Shares issued due to over-allotment option   450,000    
Offering price per share   $ 18.25    
Net proceeds received from sale of common stock in 2013 follow-on offering   60,000    
Value of securities available for future issuance under shelf registration     287,000  
Grant date fair value of vested shares of restricted stock     757 605
Recognized compensation cost related to restricted stock     716 619
Unrecognized compensation cost related to restricted stock     $ 8,800  
Weighted average period for unrecognized compensation cost in years     6 years