Name:	pnc_ExclusionsFromOtherRealEstateOwned
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

The impact to net charge-offs from the alignment with interagency supervisory guidance in the first quarter of 2013.

No definition available.

Name:	pnc_ImpactOfAlignmentWithRegulatoryGuidanceNetChargeoffs
Namespace Prefix:	pnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount reflects the impact to nonperforming loans from the alignment with interagency supervisory guidance in the first quarter of 2013.

No definition available.

Name:	pnc_ImpactOfAlignmentWithRegulatoryGuidanceNonperformingLoans
Namespace Prefix:	pnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Reflects the percentage derived from dividing total nonperforming assets by total assets.

No definition available.

Name:	pnc_RatioOfNonperformingAssetsToTotalAssets
Namespace Prefix:	pnc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Reflects the percentage derived from dividing total nonperforming assets by total loans, OREO and foreclosed assets.

No definition available.

Name:	pnc_RatioOfNonperformingAssetsToTotalLoansAndForeclosedAndOtherAssets
Namespace Prefix:	pnc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Represents total nonperforming loans and OREO and foreclosed assets.

No definition available.

Name:	pnc_TotalNonperformingAssets
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Reflects the carrying amount of loans deemed to be questionable as to collection on which no interest is continuing to be recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5111-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Statement of Position (SOP)

-Number 01-6

-Paragraph 13

-Subparagraph g

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Reflects the percentage derived from dividing impaired loans on which interest has ceased to be accrued by total loans.

No definition available.

Name:	us-gaap_LoansAndLeasesReceivableRatioOfNonperformingLoansToAllLoans
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.10(4))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 2, 3, 4

-IssueDate 2006-05-01

-Chapter 11

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.