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Loans and Leases - Balances Of Commercial Loan Portfolio Classes, Disaggregated By PD Grade (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | $ 56,529 | $ 54,859
Commercial and industrial | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 2,949 | 7,421
Financing receivable, originated year two | 5,260 | 3,676
Financing receivable, originated year three | 2,389 | 3,556
Financing receivable, originated year four | 2,652 | 1,606
Financing receivable, originated year five | 1,349 | 1,253
Financing receivable, originated prior to year five | 3,786 | 2,358
LMC | 3,441 | 4,518
Revolving Loans | 8,843 | 6,615
Revolving Loans Converted to Term Loans | 607 | 65
Loans and leases | 31,276 | 31,068
Revolving loans converted to term loan during period | 0 | 0
Commercial and industrial | PD Grade 1 -12 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 2,945 | 7,372
Financing receivable, originated year two | 5,229 | 3,576
Financing receivable, originated year three | 2,354 | 3,439
Financing receivable, originated year four | 2,613 | 1,455
Financing receivable, originated year five | 1,268 | 1,193
Financing receivable, originated prior to year five | 3,611 | 2,267
LMC | 3,441 | 4,518
Revolving Loans | 8,670 | 6,386
Revolving Loans Converted to Term Loans | 498 | 13
Loans and leases | 30,629 | 30,219
Commercial and industrial | PD Grade 13 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 0 | 25
Financing receivable, originated year two | 18 | 39
Financing receivable, originated year three | 8 | 50
Financing receivable, originated year four | 35 | 48
Financing receivable, originated year five | 23 | 36
Financing receivable, originated prior to year five | 72 | 43
LMC | 0 | 0
Revolving Loans | 80 | 100
Revolving Loans Converted to Term Loans | 24 | 4
Loans and leases | 260 | 345
Commercial and industrial | PD Grade 14 ,15 and 16 | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 4 | 24
Financing receivable, originated year two | 13 | 61
Financing receivable, originated year three | 27 | 67
Financing receivable, originated year four | 4 | 103
Financing receivable, originated year five | 58 | 24
Financing receivable, originated prior to year five | 103 | 48
LMC | 0 | 0
Revolving Loans | 93 | 129
Revolving Loans Converted to Term Loans | 85 | 48
Loans and leases | 387 | 504
Commercial real estate | Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Loans and leases | 12,942 | 12,109
Commercial real estate | Commercial | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 1,531 | 3,492
Financing receivable, originated year two | 3,065 | 2,091
Financing receivable, originated year three | 1,651 | 2,590
Financing receivable, originated year four | 2,300 | 1,057
Financing receivable, originated year five | 1,072 | 744
Financing receivable, originated prior to year five | 3,054 | 1,919
Revolving Loans | 254 | 216
Revolving Loans Converted to Term Loans | 15 | 0
Loans and leases | 12,942 | 12,109
Commercial real estate | PD Grade 1 -12 | Commercial | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 1,531 | 3,441
Financing receivable, originated year two | 3,065 | 2,065
Financing receivable, originated year three | 1,651 | 2,514
Financing receivable, originated year four | 2,300 | 929
Financing receivable, originated year five | 1,071 | 691
Financing receivable, originated prior to year five | 3,035 | 1,822
Revolving Loans | 243 | 204
Revolving Loans Converted to Term Loans | 15 | 0
Loans and leases | 12,911 | 11,666
Commercial real estate | PD Grade 13 | Commercial | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 0 | 4
Financing receivable, originated year two | 0 | 26
Financing receivable, originated year three | 0 | 52
Financing receivable, originated year four | 0 | 125
Financing receivable, originated year five | 0 | 20
Financing receivable, originated prior to year five | 19 | 65
Revolving Loans | 0 | 0
Revolving Loans Converted to Term Loans | 0 | 0
Loans and leases | 19 | 292
Commercial real estate | PD Grade 14 ,15 and 16 | Commercial | CRE |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Financing receivable, originated year one | 0 | 47
Financing receivable, originated year two | 0 | 0
Financing receivable, originated year three | 0 | 24
Financing receivable, originated year four | 0 | 3
Financing receivable, originated year five | 1 | 33
Financing receivable, originated prior to year five | 0 | 32
Revolving Loans | 11 | 12
Revolving Loans Converted to Term Loans | 0 | 0
Loans and leases | $ 12 | $ 151

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