Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION AND ACCOUNTING POLICY Narrative (Details)

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BASIS OF PRESENTATION AND ACCOUNTING POLICY Narrative (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2016
Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Percentage of fair value recognized (as a percent) 100.00%  
Percentage of ownership based on equity interests (less than) (as a percent) 100.00%  
Debt issuance cost $ 2,549 $ 2,740
Other assets | Accounting Standards Update 2015-03    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Debt issuance cost (2,500) (2,740)
Long-term debt | Accounting Standards Update 2015-03    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Debt issuance cost $ 2,500 $ 2,740