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10 - EMPLOYEE BENEFIT PLANS (Details) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
10 - EMPLOYEE BENEFIT PLANS (Details) [Line Items]    
Defined Benefit Plan, Contributions by Employer $ 34,000us-gaap_DefinedBenefitPlanContributionsByEmployer $ 35,000us-gaap_DefinedBenefitPlanContributionsByEmployer
Common Class A [Member]    
10 - EMPLOYEE BENEFIT PLANS (Details) [Line Items]    
Defined Benefit Plan, Number of Shares of Equity Securities Issued by Employer and Related Parties Included in Plan Assets 599,303us-gaap_DefinedBenefitPlanNumberOfSharesOfEquitySecuritiesIssuedByEmployerAndRelatedPartiesIncludedInPlanAssets
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember		 545,195us-gaap_DefinedBenefitPlanNumberOfSharesOfEquitySecuritiesIssuedByEmployerAndRelatedPartiesIncludedInPlanAssets
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember
Defined Benefit Plan, Actual Plan Asset Allocations 10.80%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember		 11.40%us-gaap_DefinedBenefitPlanWeightedAverageAssetAllocations
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonClassAMember