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CREDIT FACILITIES (Details 2) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Scheduled maturity of the Credit Facilities    
Total Credit Facilities $ 290,000 $ 300,000
Unsecured debt | Line of Credit    
Scheduled maturity of the Credit Facilities    
Remainder of 2015 8,750  
2016 15,000  
2017 30,000  
2018 45,000  
2019 191,250  
Total Credit Facilities $ 290,000