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Credit Quality and the Allowance for Loan and Lease Losses - Summary of Amortized Cost Basis of Loans Modified for Borrowers Experiencing Financial Difficulty (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 254 | $ 207
% of Total Class | 0.21% | 0.18%
Commercial |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 224 | $ 170
% of Total Class | 0.31% | 0.24%
Commercial | Term Extension |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 87 | $ 116
Commercial | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 30 | 0
Commercial | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 107 | 53
Commercial | Other |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 1
Commercial | Commercial and industrial loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 121 | $ 153
% of Total Class | 0.23% | 0.29%
Commercial | Commercial and industrial loans | Term Extension |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 50 | $ 99
Commercial | Commercial and industrial loans | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 6 | 0
Commercial | Commercial and industrial loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 65 | 53
Commercial | Commercial and industrial loans | Other |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 1
Commercial | Commercial mortgage owner-occupied loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 29 | $ 12
% of Total Class | 0.47% | 0.22%
Commercial | Commercial mortgage owner-occupied loans | Term Extension |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 5 | $ 12
Commercial | Commercial mortgage owner-occupied loans | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 24 | 0
Commercial | Commercial mortgage owner-occupied loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial mortgage owner-occupied loans | Other |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial mortgage nonowner-occupied loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 24 | $ 5
% of Total Class | 0.39% | 0.08%
Commercial | Commercial mortgage nonowner-occupied loans | Term Extension |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 24 | $ 5
Commercial | Commercial mortgage nonowner-occupied loans | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial mortgage nonowner-occupied loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial mortgage nonowner-occupied loans | Other |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial construction loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 50 | $ 0
% of Total Class | 0.84% | 0.00%
Commercial | Commercial construction loans | Term Extension |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 8 | $ 0
Commercial | Commercial construction loans | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Commercial | Commercial construction loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 42 | 0
Commercial | Commercial construction loans | Other |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Residential Mortgage |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 18 | $ 26
% of Total Class | 0.10% | 0.15%
Residential Mortgage | Term Extension and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 16 | $ 22
% of Total Class | 0.09% | 0.13%
Residential Mortgage | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 0 | $ 2
% of Total Class | 0.00% | 0.01%
Residential Mortgage | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 2 | $ 2
% of Total Class | 0.01% | 0.01%
Consumer |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 12 | $ 11
% of Total Class | 0.04% | 0.04%
Consumer | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 2 | $ 1
Consumer | Interest Rate Reduction |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 7 | 8
Consumer | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 3 | 2
Consumer | Home equity |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 4 | $ 3
% of Total Class | 0.09% | 0.08%
Consumer | Home equity | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 0 | $ 0
Consumer | Home equity | Interest Rate Reduction |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 1 | 1
Consumer | Home equity | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 3 | 2
Consumer | Credit card |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 6 | $ 7
% of Total Class | 0.36% | 0.40%
Consumer | Credit card | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 0 | $ 0
Consumer | Credit card | Interest Rate Reduction |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 6 | 7
Consumer | Credit card | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Consumer | Other consumer loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 1 | $ 1
% of Total Class | 0.04% | 0.04%
Consumer | Other consumer loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 1 | $ 1
Consumer | Other consumer loans | Interest Rate Reduction |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Consumer | Other consumer loans | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Consumer | Solar energy installation loans |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 1 | $ 0
% of Total Class | 0.02% | 0.00%
Consumer | Solar energy installation loans | Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 1 | $ 0
Consumer | Solar energy installation loans | Interest Rate Reduction |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | 0 | 0
Consumer | Solar energy installation loans | Term Extension, Interest Rate Reduction and Payment Delay |  |
Financing Receivable, Modifications |  |
Financing receivable, excluding accrued interest, modified in period, amount | $ 0 | $ 0

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