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Loan Sale and Servicing Activities and Variable Interest Entities (Principal Balance, Delinquent Loans ,and Net Charge-Offs Related to Serviced Loans For Others) (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Residential Mortgages |  |
Total principal balance | $ 37,619 | $ 39,016
Delinquent loans | 288 | 329
Net charge-offs | 4 | 4
Commercial mortgage loans held for sale |  |
Total principal balance | 51,274 | 57,492
Delinquent loans | 124 | 89
Net charge-offs | $ 122 | $ 26

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- Definition Amount of credit loss after recoveries for transferred financial assets not recognized in the statement of financial position. + References No definition available. + Details
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Namespace Prefix: | pnc_
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Balance Type: | debit
Period Type: | duration

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- Definition This is the principal amount of loans (across all types of loans) that are overdue in payment by a set number of days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (e)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481326/860-20-50-4 + Details
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- Definition This is the sum of principal amount outstanding for both securitized and unsecuritized loans of all types. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Subparagraph (a) -Paragraph 4 -SubTopic 20 -Topic 860 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481326/860-20-50-4 + Details
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- Details
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Namespace Prefix: |
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- Details
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