Name:	pnc_LiabilityRelatedToInvestmentsInLowIncomeHousingTaxCredits
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Percentage of standby letters of credit (including risk participations in standby letters of credit and bankers' acceptances issued by other financial institutions) with an internal credit rating of pass, indicating the expected risk of loss is currently low.

No definition available.

Name:	pnc_StandbyLettersOfCreditPass
Namespace Prefix:	pnc_
Data Type:	num:percentItemType
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Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248

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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

No definition available.

Name:	us-gaap_OtherCommitment
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Balance Type:	credit
Period Type:	instant

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_OtherCommitmentsLineItems
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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

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Name:	us-gaap_OtherCommitmentsAxis=us-gaap_CommercialPortfolioSegmentMember
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Data Type:	na
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Data Type:	na
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Data Type:	na
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Name:	us-gaap_OtherCommitmentsAxis=pnc_OtherConsumerLoansMember
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Data Type:	na
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Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_FinancialStandbyLetterOfCreditMember
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Name:	us-gaap_OtherCommitmentsAxis=pnc_RemarketingProgramsMember
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Data Type:	na
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Data Type:	na
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Data Type:	na
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Name:	us-gaap_ReinsurancePolicyTypeAxis=pnc_CreditLifeAccidentAndHealthMember
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Data Type:	na
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Name:	us-gaap_LossContingenciesByNatureOfContingencyAxis=us-gaap_GuaranteeOfIndebtednessOfOthersMember
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