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NONCONTROLLING INTEREST (DETAILS 2) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]      
Balance at January 1, 2014 $ 50,000us-gaap_NoncontrollingInterestInVariableInterestEntity    
Increase from issuance of preferred equity to noncontrolling interests 25,000us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance    
Decrease from return of capital to noncontrolling interests (10,000)us-gaap_MinorityInterestDecreaseFromRedemptions    
Amounts attributable from noncontrolling interests (6,181)us-gaap_NetIncomeLossAttributableToNoncontrollingInterest 0us-gaap_NetIncomeLossAttributableToNoncontrollingInterest 0us-gaap_NetIncomeLossAttributableToNoncontrollingInterest
Balance at December 31, 2014 $ 58,819us-gaap_NoncontrollingInterestInVariableInterestEntity $ 50,000us-gaap_NoncontrollingInterestInVariableInterestEntity