Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENTS (Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details)

v2.4.1.9
FAIR VALUE MEASUREMENTS (Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets $ 2,681us-gaap_InterestRateDerivativeAssetsAtFairValue $ 33us-gaap_InterestRateDerivativeAssetsAtFairValue
Cash flow hedges 580us-gaap_CashFlowHedgeDerivativeInstrumentAssetsAtFairValue  
Available for sale securities, Estimated fair value 1,102,114us-gaap_AvailableForSaleSecurities 677,348us-gaap_AvailableForSaleSecurities
Interest rate swap, liabilities 2,681us-gaap_InterestRateDerivativeLiabilitiesAtFairValue 33us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
Cash flow hedges, liabilities 8,433us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue 3,562us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
Quoted Prices in Active Markets for Identical Assets Level 1 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets     
Cash flow hedges     
Available for sale securities, Estimated fair value     
Interest rate swap, liabilities     
Cash flow hedges, liabilities     
Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets 2,681us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
33us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Cash flow hedges 580us-gaap_CashFlowHedgeDerivativeInstrumentAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
 
Available for sale securities, Estimated fair value 1,102,114us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
677,348us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Interest rate swap, liabilities 2,681us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
33us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Cash flow hedges, liabilities 8,433us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
3,562us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
Significant Unobservable Inputs Level 3 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets     
Cash flow hedges     
Available for sale securities, Estimated fair value     
Interest rate swap, liabilities     
Cash flow hedges, liabilities     
Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets 2,681us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
33us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
Cash flow hedges 580us-gaap_CashFlowHedgeDerivativeInstrumentAssetsAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
 
Interest rate swap, liabilities 2,681us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
33us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
Cash flow hedges, liabilities 8,433us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
3,562us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate swap, assets 2,681us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
33us-gaap_InterestRateDerivativeAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
Cash flow hedges 580us-gaap_CashFlowHedgeDerivativeInstrumentAssetsAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
 
Interest rate swap, liabilities 2,681us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
33us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
Cash flow hedges, liabilities 8,433us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
3,562us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
US Government Agencies Debt Securities [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 8,454us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
2,153us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
US Government Agencies Debt Securities [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 8,454us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
2,153us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
US Government Agencies Debt Securities [Member] | Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 8,454us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
2,153us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USGovernmentAgenciesDebtSecuritiesMember
Obligations of States and Political Subdivisions [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 445,647us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
254,830us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Obligations of States and Political Subdivisions [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 445,647us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
254,830us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Obligations of States and Political Subdivisions [Member] | Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 445,647us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
254,830us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_USStatesAndPoliticalSubdivisionsMember
Corporate and Other Bonds [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 78,680us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
9,434us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
Corporate and Other Bonds [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 78,680us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
9,434us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
Corporate and Other Bonds [Member] | Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 78,680us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
9,434us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CorporateBondSecuritiesMember
Mortgage Backed Securities [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 559,329us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
407,362us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Mortgage Backed Securities [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 559,329us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
407,362us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Mortgage Backed Securities [Member] | Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 559,329us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
407,362us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_MortgageBackedSecuritiesMember
Other Securities [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 10,004us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
3,569us-gaap_AvailableForSaleSecurities
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
Other Securities [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 10,004us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
3,569us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
Other Securities [Member] | Recurring [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Available for sale securities, Estimated fair value 10,004us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
3,569us-gaap_AvailableForSaleSecurities
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel2Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_CollateralizedSecuritiesOtherMember
Interest Rate Lock Commitments [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments 513us-gaap_DerivativeAssets
/ us-gaap_FinancialInstrumentAxis
= us-gaap_InterestRateLockCommitmentsMember
 
Interest Rate Lock Commitments [Member] | Quoted Prices in Active Markets for Identical Assets Level 1 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments     
Interest Rate Lock Commitments [Member] | Significant Other Observable Inputs Level 2 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments     
Interest Rate Lock Commitments [Member] | Significant Unobservable Inputs Level 3 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments 513us-gaap_DerivativeAssets
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FinancialInstrumentAxis
= us-gaap_InterestRateLockCommitmentsMember
 
Interest Rate Lock Commitments [Member] | Recurring [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments 513us-gaap_DerivativeAssets
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_FinancialInstrumentAxis
= us-gaap_InterestRateLockCommitmentsMember
 
Interest Rate Lock Commitments [Member] | Recurring [Member] | Significant Unobservable Inputs Level 3 [Member]    
Fair value of assets and liabilities measured on a recurring basis:    
Interest rate lock commitments $ 513us-gaap_DerivativeAssets
/ us-gaap_FairValueByFairValueHierarchyLevelAxis
= us-gaap_FairValueInputsLevel3Member
/ us-gaap_FairValueByMeasurementFrequencyAxis
= us-gaap_FairValueMeasurementsRecurringMember
/ us-gaap_FinancialInstrumentAxis
= us-gaap_InterestRateLockCommitmentsMember