Credit Quality and the Allowance for Loan and Lease Losses - Summary of the Bancorp's Nonaccrual Loans and Leases by Class (Details) - USD ($) $ in Millions	Sep. 30, 2024	Dec. 31, 2023
Financing Receivable, Modifications
With an ALLL	$ 478	$ 469
No Related ALLL	247	219
Total	725	688
Loans held for sale	612	378
Nonperforming
Financing Receivable, Modifications
Loans held for sale	8	1
Nonperforming \| Government Insured
Financing Receivable, Modifications
Total	20	19
Commercial
Financing Receivable, Modifications
With an ALLL	267	284
No Related ALLL	67	42
Total	334	326
Commercial \| Commercial and industrial loans
Financing Receivable, Modifications
With an ALLL	217	273
No Related ALLL	38	31
Total	255	304
Loans held for sale	14	41
Commercial \| Commercial mortgage owner-occupied loans
Financing Receivable, Modifications
With an ALLL	50	11
No Related ALLL	24	6
Total	74	17
Commercial \| Commercial mortgage nonowner-occupied loans
Financing Receivable, Modifications
With an ALLL	0	0
No Related ALLL	4	3
Total	4	3
Commercial \| Commercial construction loans
Financing Receivable, Modifications
With an ALLL	0	0
No Related ALLL	1	1
Total	1	1
Loans held for sale	50	0
Commercial \| Commercial leases
Financing Receivable, Modifications
With an ALLL	0	0
No Related ALLL	0	1
Total	0	1
Loans held for sale	2	3
Residential Mortgage
Financing Receivable, Modifications
With an ALLL	43	26
No Related ALLL	88	98
Total	131	124
Consumer
Financing Receivable, Modifications
With an ALLL	168	159
No Related ALLL	53	40
Total	221	199
Consumer \| Home equity
Financing Receivable, Modifications
With an ALLL	22	21
No Related ALLL	45	36
Total	67	57
Consumer \| Indirect secured consumer loans
Financing Receivable, Modifications
With an ALLL	42	32
No Related ALLL	8	4
Total	50	36
Consumer \| Credit card
Financing Receivable, Modifications
With an ALLL	31	34
No Related ALLL	0	0
Total	31	34
Consumer \| Solar energy installation loans
Financing Receivable, Modifications
With an ALLL	64	60
No Related ALLL	0	0
Total	64	60
Consumer \| Other consumer loans
Financing Receivable, Modifications
With an ALLL	9	12
No Related ALLL	0	0
Total	9	12
Nonaccrual portfolio loans and leases
Financing Receivable, Modifications
With an ALLL	478	469
No Related ALLL	208	180
Total	686	649
OREO and other repossessed property
Financing Receivable, Modifications
With an ALLL	0	0
No Related ALLL	39	39
Total	$ 39	$ 39

Financing receivable nonaccrual with related allowance.

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- Definition

Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease.

+ References

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Amortized cost excluding accrued interest, of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

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Amount, before valuation allowance, of financing receivable classified as held-for-sale.

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