XML 14 R48.htm IDEA: XBRL DOCUMENT v2.4.1.9
Loans (TDR Number Of Contracts Modified And Recorded Investment) (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
contracts
Mar. 31, 2014
contracts
Financing Receivable, Recorded Investment [Line Items]    
Troubled Debt Restructuring, Classification removed   $ 966prk_TroubledDebtRestructuringClassificationremoved
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 64prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod 88prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
Number of Contracts 106prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod 92prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
Total Recorded Investment 4,170prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod 2,033prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 1,116prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod 2,860prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
Construction Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Number of Contracts 1prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember		 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember
Total Recorded Investment 21prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember		  
Commercial Financial And Agricultural [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 3prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember		 7prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
Number of Contracts 13prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember		 5prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
Total Recorded Investment 995prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember		 60prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 70prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember		 89prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
Construction Real Estate - Remaining Commercial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateRemainingCommercialMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateRemainingCommercialMember
Number of Contracts 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateRemainingCommercialMember		 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateRemainingCommercialMember
Residential Real Estate - Commercial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember		 2prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
Number of Contracts 3prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember		 2prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
Total Recorded Investment 513prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember		 68prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period   302prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
Residential Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 13prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember		 19prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
Number of Contracts 7prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember		 7prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
Total Recorded Investment 534prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember		 659prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 689prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember		 1,144prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
Construction Real Estate - Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Number of Contracts 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateInstallmentMember		 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateInstallmentMember
Residential Real Estate Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment   72prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateInstallmentMember
SEPH Commercial Land and Development [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_SephCommercialLandAndDevelopmentMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_SephCommercialLandAndDevelopmentMember
Number of Contracts 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_SephCommercialLandAndDevelopmentMember		 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_SephCommercialLandAndDevelopmentMember
Residential Real Estate Home Equity Line Of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
Number of Contracts 10prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember		 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
Total Recorded Investment 301prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember		 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
Consumer Loan [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 47prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		 49prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 349prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		 345prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember
Construction Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateMortgageMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateMortgageMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateMortgageMember		 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateMortgageMember
Construction Real Estate - Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateInstallmentMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateInstallmentMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateInstallmentMember		 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ConstructionRealEstateInstallmentMember
Commercial Real Estate [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember		 5prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Number of Contracts 6prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember		 3prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Total Recorded Investment 1,314prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember		 684prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period   872prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
Residential Real Estate - Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 1prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember		 6prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember
Number of Contracts 0prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember		 4prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 8prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember		 108prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= prk_ResidentialRealEstateInstallmentMember
Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Number of Contracts 66prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember		 71prk_FinancingReceivableModificationsNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
Total Recorded Investment 492prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember		 490prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
Finance Leases Financing Receivable [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_FinanceLeasesFinancingReceivableMember		 0prk_FinancingReceivableModificationsSubsequentDefaultNumberOfContractsDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_FinanceLeasesFinancingReceivableMember
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_FinanceLeasesFinancingReceivableMember		 0prk_FinancingReceivableModificationsSubsequentDefaultRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_FinanceLeasesFinancingReceivableMember
Accruing [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 948prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 743prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Construction Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Commercial Financial And Agricultural [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 398prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		  
Accruing [Member] | Residential Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 328prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 164prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Construction Real Estate - Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateInstallmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateInstallmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Residential Real Estate Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment   36prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateInstallmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Residential Real Estate Home Equity Line Of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 193prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Commercial Real Estate [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment   161prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Accruing [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 29prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember		 382prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_AccruingFinancingReceivableModificationsMember
Nonaccrual [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 3,222prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 1,290prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Construction Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 21prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ConstructionRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		  
Nonaccrual [Member] | Commercial Financial And Agricultural [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 597prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 60prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_CommercialFinancialAndAgriculturalMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Residential Real Estate - Commercial [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 513prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 68prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateCommercialMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Residential Real Estate - Mortgage [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 206prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 495prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateMortgageMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Residential Real Estate Installment [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment   36prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateInstallmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Residential Real Estate Home Equity Line Of Credit [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 108prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 0prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= prk_ResidentialRealEstateHomeEquityLineOfCreditMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Commercial Real Estate [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment 1,314prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 523prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember
Nonaccrual [Member] | Consumer [Member]    
Financing Receivable, Recorded Investment [Line Items]    
Total Recorded Investment $ 463prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember		 $ 108prk_FinancingReceivableModificationsRecordedInvestmentDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
/ prk_TroubledDebtRestructuringRecordedInvestmentTypeAxis
= prk_NonaccruingFinancingReceivableModificationsMember