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Borrowed Funds (Narrative) (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021
Debt Instrument [Line Items] |  |
Total borrowed funds | $ 58,713 | $ 30,784
PNC Capital Trust C |  |
Debt Instrument [Line Items] |  |
Carrrying value - junior subordinated debt | 205 |
Trust preferred securities | $ 200 |
PNC Capital Trust C | 3-month LIBOR |  |
Debt Instrument [Line Items] |  |
Basis spread on LIBOR rate - trust preferred securities | 0.57% |
Parent Company |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | $ 13,103 | 11,351
Bank |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | 41,936 | 16,306
Senior Notes | Parent Company |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | 11,374 | 10,369
Basis adjustments - fair value accounting hedges | (723) |
Senior Notes | Bank |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | 5,283 | 10,292
Basis adjustments - fair value accounting hedges | (256) |
Subordinated Debt | Parent Company |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | 1,524 | 777
Basis adjustments - fair value accounting hedges | (72) |
Subordinated Debt | Bank |  |
Debt Instrument [Line Items] |  |
Total borrowed funds | 4,578 | $ 6,014
Basis adjustments - fair value accounting hedges | $ (232) |

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- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of long-term debt (with maturities initially due after one year or beyond the operating cycle if longer) identified as Junior Subordinated Notes, which have a lower priority than senior instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)(a)) -URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878 + Details
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