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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Detail 5) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Losses reclassified from AOCI to income    
Interest and debt expense $ (41,709)us-gaap_InterestAndDebtExpense $ (41,213)us-gaap_InterestAndDebtExpense
Interest rate contracts    
Gain (Loss) Recognized in OCI on Derivatives    
Change in Value Recognized in OCI on Derivatives   (9,604)us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
Accumulated net gain (loss) from derivatives designated as cash flow hedging instruments | Interest rate contracts | Loss Reclassified From AOCI to Income    
Losses reclassified from AOCI to income    
Interest and debt expense $ (3,037)us-gaap_InterestAndDebtExpense
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember		 $ (1,779)us-gaap_InterestAndDebtExpense
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_InterestRateContractMember
/ us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis
= us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember
/ us-gaap_StatementEquityComponentsAxis
= us-gaap_AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedgesMember