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Loans and Leases - Balances Of Commercial Loan Portfolio Classes, Disaggregated By PD Grade (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | $ 61,292 | $ 58,102
C&I | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 4,125 | 7,509
Financing receivable, originated year two | 5,833 | 3,738
Financing receivable, originated year three | 3,665 | 1,861
Financing receivable, originated year four | 1,743 | 2,071
Financing receivable, originated year five | 1,806 | 1,145
Financing receivable, originated prior to year five | 3,606 | 3,305
LMC, Non-Revolving Loans | 2,019 | 2,258
Revolving loans | 9,460 | 9,426
Revolving Loans converted to term loans | 376 | 468
Loans and leases | 32,633 | 31,781
C&I | PD Grade 1 -12 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 4,009 | 7,456
Financing receivable, originated year two | 5,638 | 3,634
Financing receivable, originated year three | 3,507 | 1,803
Financing receivable, originated year four | 1,636 | 1,912
Financing receivable, originated year five | 1,666 | 1,112
Financing receivable, originated prior to year five | 3,449 | 3,170
LMC, Non-Revolving Loans | 2,014 | 2,258
Revolving loans | 9,087 | 9,166
Revolving Loans converted to term loans | 327 | 371
Loans and leases | 31,333 | 30,882
C&I | PD Grades 13 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 75 | 17
Financing receivable, originated year two | 60 | 56
Financing receivable, originated year three | 64 | 17
Financing receivable, originated year four | 56 | 125
Financing receivable, originated year five | 101 | 8
Financing receivable, originated prior to year five | 57 | 80
LMC, Non-Revolving Loans | 0 | 0
Revolving loans | 186 | 126
Revolving Loans converted to term loans | 0 | 0
Loans and leases | 599 | 429
C&I | PD Grades 14 15 16 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 41 | 36
Financing receivable, originated year two | 135 | 48
Financing receivable, originated year three | 94 | 41
Financing receivable, originated year four | 51 | 34
Financing receivable, originated year five | 39 | 25
Financing receivable, originated prior to year five | 100 | 55
LMC, Non-Revolving Loans | 5 | 0
Revolving loans | 187 | 134
Revolving Loans converted to term loans | 49 | 97
Loans and leases | 701 | 470
Commercial real estate | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 14,216 | 13,228
Commercial real estate | CRE | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 858 | 2,638
Financing receivable, originated year two | 3,476 | 3,331
Financing receivable, originated year three | 3,652 | 1,503
Financing receivable, originated year four | 1,259 | 1,942
Financing receivable, originated year five | 1,566 | 907
Financing receivable, originated prior to year five | 2,994 | 2,601
Revolving loans | 393 | 286
Revolving Loans converted to term loans | 18 | 20
Loans and leases | 14,216 | 13,228
Commercial real estate | PD Grade 1 -12 | CRE | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 853 | 2,637
Financing receivable, originated year two | 3,473 | 3,324
Financing receivable, originated year three | 3,518 | 1,488
Financing receivable, originated year four | 1,162 | 1,855
Financing receivable, originated year five | 1,216 | 808
Financing receivable, originated prior to year five | 2,853 | 2,565
Revolving loans | 393 | 274
Revolving Loans converted to term loans | 18 | 20
Loans and leases | 13,486 | 12,971
Commercial real estate | PD Grades 13 | CRE | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 5 | 0
Financing receivable, originated year two | 1 | 3
Financing receivable, originated year three | 129 | 3
Financing receivable, originated year four | 86 | 37
Financing receivable, originated year five | 175 | 68
Financing receivable, originated prior to year five | 82 | 5
Revolving loans | 0 | 1
Revolving Loans converted to term loans | 0 | 0
Loans and leases | 478 | 117
Commercial real estate | PD Grades 14 15 16 | CRE | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 0 | 1
Financing receivable, originated year two | 2 | 4
Financing receivable, originated year three | 5 | 12
Financing receivable, originated year four | 11 | 50
Financing receivable, originated year five | 175 | 31
Financing receivable, originated prior to year five | 59 | 31
Revolving loans | 0 | 11
Revolving Loans converted to term loans | 0 | 0
Loans and leases | $ 252 | $ 140

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