XML 45 R67.htm IDEA: XBRL DOCUMENT v2.4.1.9
Loans (Details 3) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Commercial Credit Exposure    
Loans receivable, commercial credit exposure $ 369,633us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial $ 356,742us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 147us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 44us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 48,003us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 44,647us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 206,151us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 215,356us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 89,264us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 64,247us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 9,334us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 17,350us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 814us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 1,469us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 15,920us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 13,629us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember
Commercial [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 119,498us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember		 115,929us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
Commercial [Member] | High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 147us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 44us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Commercial [Member] | Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 26,159us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 24,085us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Commercial [Member] | Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 49,996us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 51,745us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Commercial [Member] | Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 32,908us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 26,395us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Commercial [Member] | Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 2,259us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 8,146us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Commercial [Member] | Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 384us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 654us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Commercial [Member] | Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 7,645us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 4,860us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember
Commercial Real Estate [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 203,501us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember		 212,850us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
Commercial Real Estate [Member] | High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Commercial Real Estate [Member] | Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 19,062us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 19,249us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Commercial Real Estate [Member] | Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 122,875us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 145,673us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Commercial Real Estate [Member] | Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 50,863us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 34,154us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Commercial Real Estate [Member] | Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 5,025us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 7,572us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Commercial Real Estate [Member] | Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 430us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 815us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Commercial Real Estate [Member] | Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 5,246us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 5,387us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstateMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember
Construction and Development [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 31,364us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember		 13,672us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
Construction and Development [Member] | High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Construction and Development [Member] | Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 785us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 120us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Construction and Development [Member] | Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 23,672us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 8,863us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Construction and Development [Member] | Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 4,725us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 2,917us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Construction and Development [Member] | Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 2,050us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 1,632us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Construction and Development [Member] | Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Construction and Development [Member] | Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 132us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 140us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_ConstructionAndDevelopmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember
Agricultural [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 5,164us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember		 4,254us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
Agricultural [Member] | High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Agricultural [Member] | Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 1,937us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 1,115us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Agricultural [Member] | Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 2,628us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 2,563us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Agricultural [Member] | Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 477us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 424us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Agricultural [Member] | Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Agricultural [Member] | Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Agricultural [Member] | Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 122us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 152us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= psbq_AgriculturalMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember
Government [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 10,106us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember		 10,037us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
Government [Member] | High quality (risk rating 1) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_PassMember
Government [Member] | Minimal (risk rating 2) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 60us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember		 78us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_MinimalRiskMember
Government [Member] | Average risk (3) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 6,980us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember		 6,512us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AverageRiskMember
Government [Member] | Acceptable (risk rating 4) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 291us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember		 357us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_AcceptableRiskMember
Government [Member] | Watch (risk rating 5) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_WatchMember
Government [Member] | Substandard (risk rating 6) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember		 0us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_SubstandardMember
Government [Member] | Impaired loans (risk rating 7) [Member]    
Commercial Credit Exposure    
Loans receivable, commercial credit exposure $ 2,775us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember		 $ 3,090us-gaap_LoansAndLeasesReceivableGrossCarryingAmountCommercial
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_GovernmentMember
/ us-gaap_InternalCreditAssessmentAxis
= psbq_NonperformingMember