XML 151 R144.htm IDEA: XBRL DOCUMENT v2.4.1.9
Financial Derivatives (Internal Credit Ratings of Risk Participation Agreements Sold) (Details) (Risk Participation Agreements Sold [Member])
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Risk Level, High [Member]
    
Credit Derivatives [Line Items]    
Internal Credit Ratings of Risk Participation Agreements Sold   2.00%pnc_FinancingReceivableCreditQualityAdditionalInformationPercentage
/ us-gaap_CreditDerivativesByContractTypeAxis
= us-gaap_OtherCreditDerivativesMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_RiskLevelHighMember
Risk Level, Low [Member]
    
Credit Derivatives [Line Items]    
Internal Credit Ratings of Risk Participation Agreements Sold 100.00%pnc_FinancingReceivableCreditQualityAdditionalInformationPercentage
/ us-gaap_CreditDerivativesByContractTypeAxis
= us-gaap_OtherCreditDerivativesMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_RiskLevelLowMember		 98.00%pnc_FinancingReceivableCreditQualityAdditionalInformationPercentage
/ us-gaap_CreditDerivativesByContractTypeAxis
= us-gaap_OtherCreditDerivativesMember
/ us-gaap_InternalCreditAssessmentAxis
= us-gaap_RiskLevelLowMember