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3. Loans (Details Narrative) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Percentage of construction and land development loans in Bank's loan portfolio 9.00%PEBK_PercentageOfConstructionAndLandDevelopmentInBanksLoanPortfolio    
Percentage of single-family residential loans in Bank's loan portfolio 38.00%PEBK_PercentageOfSinglefamilyResidentialLoansInBanksLoanPortfolio    
Percentage of Single-family residential - Banco de la Gente stated income loans in Bank's loan portfolio 7.00%PEBK_PercentageOfBancoDeLaGenteSinglefamilyResidentialLoansInBanksLoanPortfolio    
Percentage of commercial real estate loans in Bank's loan portfolio 34.00%PEBK_PercentageOfCommercialRealEstateLoansInBanksLoanPortfolio    
Percentage of commercial loans in Bank's loan portfolio 13.00%PEBK_PercentageOfCommericalLoansInBanksLoanPortfolio    
Accruing impaired loans $ 25,900us-gaap_LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterest $ 28,800us-gaap_LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterest $ 25,600us-gaap_LoansAndLeasesReceivableImpairedNonperformingAccrualOfInterest
Interest income recognized on accruing impaired loans 335us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod 356us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod 1,300us-gaap_ImpairedFinancingReceivableInterestIncomeAccrualMethod
Provision for loan losses 173us-gaap_ProvisionForLoanLossesExpensed (349)us-gaap_ProvisionForLoanLossesExpensed  
TDR loans 5,500us-gaap_FinancingReceivableModificationsRecordedInvestment   15,000us-gaap_FinancingReceivableModificationsRecordedInvestment
Amount of performing TDR loans included $ 146PEBK_AmountOfPerformingTdrLoansIncluded   $ 1,400PEBK_AmountOfPerformingTdrLoansIncluded