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DERIVATIVE INSTRUMENTS (DETAILS 2) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Derivative Instruments and Hedging Activities Disclosure [Abstract]    
Derivative assets - gross amounts $ 15,125us-gaap_DerivativeFairValueOfDerivativeAsset $ 9,796us-gaap_DerivativeFairValueOfDerivativeAsset
Derivative assets - gross amounts offset (7,861)us-gaap_DerivativeAssetFairValueGrossLiability (1,988)us-gaap_DerivativeAssetFairValueGrossLiability
Asset Derivative Fair Value 7,264us-gaap_DerivativeAssets 7,808us-gaap_DerivativeAssets
Derivative liabilities - gross amounts 26,190us-gaap_DerivativeFairValueOfDerivativeLiability 3,955us-gaap_DerivativeFairValueOfDerivativeLiability
Derivative liabilities - gross amounts offset (7,861)us-gaap_DerivativeLiabilityFairValueGrossAsset (1,988)us-gaap_DerivativeLiabilityFairValueGrossAsset
Liability Derivative Fair Value $ 18,329us-gaap_DerivativeLiabilities $ 1,967us-gaap_DerivativeLiabilities