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EMPLOYEE AND DIRECTOR BENEFIT PLANS- Defined Contribution Plan (Details) (Pension Plan, USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Pension Plan
      
Defined Contribution Plan Disclosure [Line Items]      
Maximum annual contribution per employee, percentage 4.00%us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
/ us-gaap_DefinedContributionPlanTypeAxis
= us-gaap_PensionPlansDefinedBenefitMember		    
Defined Contribution Plan, Cost Recognized $ 1,252us-gaap_DefinedContributionPlanCostRecognized
/ us-gaap_DefinedContributionPlanTypeAxis
= us-gaap_PensionPlansDefinedBenefitMember		 $ 1,140us-gaap_DefinedContributionPlanCostRecognized
/ us-gaap_DefinedContributionPlanTypeAxis
= us-gaap_PensionPlansDefinedBenefitMember		 $ 658us-gaap_DefinedContributionPlanCostRecognized
/ us-gaap_DefinedContributionPlanTypeAxis
= us-gaap_PensionPlansDefinedBenefitMember