Loan Sale and Servicing Activities and Variable Interest Entities (Non-Consolidated VIEs) (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Carrying Value of Assets | $ 603,028 | $ 573,572 |
| Carrying Value of Liabilities | 539,352 | 512,936 |
| Variable Interest Entity, Primary Beneficiary | ||
| PNC Risk of Loss | 26,351 | 24,376 |
| Carrying Value of Assets | 25,937 | 24,038 |
| Carrying Value of Liabilities | 2,749 | 2,961 |
| LIHTC, assets | 4,400 | 4,400 |
| Amount of New Markets Tax Credit, assets | 100 | 100 |
| LIHTC, liabilities | 2,400 | 2,600 |
| New Markets Tax Credit liability (March 31, 2026 and December 31, 2025, less than) | 100 | 100 |
| Variable Interest Entity, Primary Beneficiary | Mortgage-Backed Securitizations | ||
| PNC Risk of Loss | 19,899 | 17,956 |
| Carrying Value of Assets | 19,899 | 17,956 |
| Carrying Value of Liabilities | 0 | 0 |
| Variable Interest Entity, Primary Beneficiary | Tax credit investments and other | ||
| PNC Risk of Loss | 6,452 | 6,420 |
| Carrying Value of Assets | 6,038 | 6,082 |
| Carrying Value of Liabilities | $ 2,749 | $ 2,961 |
| X | ||||||||||
- Definition Investment, New Markets Tax Credit, Amount No definition available.
|
| X | ||||||||||
- Definition Investment, New Markets Tax Credit, Liability No definition available.
|
| X | ||||||||||
- Definition Amount of investment that generates income tax credit and other income tax benefit under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, investment under program not meeting condition for accounting under proportional amortization method. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
|
| X | ||||||||||
- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of commitment and contingent commitment, including amount of delayed equity contribution, for investment that generates income tax credit and other income tax benefit under tax credit program elected to be accounted for using proportional amortization method. Includes, but is not limited to, commitment and contingent commitment related to investment under tax credit program not meeting condition for accounting under proportional amortization method. Reference 1: http://www.xbrl.org/2003/role/recommendedDisclosureRef
|
| X | ||||||||||
- Definition The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|