Compensatory Damages

No definition available.

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Namespace Prefix:	pnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Loss Contingency, Damages Awarded, Interest, Value

+ References

No definition available.

+ Details

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

- Definition

Loss Contingency, Increase (Decrease) In Damages Awarded, Value

+ References

No definition available.

+ Details

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

- Definition

Punitive Damages

+ References

No definition available.

+ Details

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Namespace Prefix:	pnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Amount of damages awarded to the plaintiff in the legal matter.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The difference between the maximum amount of estimated loss and the amount recorded as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 05
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=99385795&loc=d3e12631-108344

+ Details

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Period Type:	instant

- Details

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- Details

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- Details

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Legal Proceedings (Narrative) (Details) - USD ($) $ in Millions	1 Months Ended	12 Months Ended
	Feb. 29, 2020	Dec. 31, 2019	Sep. 30, 2021	Jul. 31, 2019
Pending Litigation \| Jo Ann Howard Pc Et Al V Cassity Et Al
Loss Contingencies [Line Items]
Compensatory damages				$ 72.0
Loss contingency, damages awarded, interest, value				15.0
Punitive damages				$ 15.0
Increase (decrease) in damages awarded		$ 2.6
Loss contingency, damages awarded, value		$ 99.5
Loss contingency, damages sought, value	$ 7.0
SEC Schedule, 12-09, Reserve, Legal \| Maximum
Loss Contingencies [Line Items]
Range of possible loss not accrued			$ 100.0