v3.26.1
Asset Quality - Schedule of Consumer Credit Exposure (Details) - USD ($)
$ in Millions
 6 Months Ended 12 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Credit Quality Indicator [Line Items]    
Total $ 110,430 $ 106,541
Accrued interest 453 459
Total consumer loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 447 810
Writeoff, annual 0 4
One year prior 697 456
Writeoff, one year 3 5
Two years prior 367 963
Writeoff, two year 2 7
Three years prior 864 7,377
Writeoff, three year 3 9
Four years prior 7,021 9,577
Writeoff, four year 5 9
Prior 15,093 6,339
Writeoff, prior 11 9
Revolving Loans Amortized Cost Basis 4,152 4,252
Writeoff, Revolving Loans Amortized Cost Basis 28 62
Revolving Loans Converted to Term Loans Amortized Cost Basis 221 258
Revolving Loans Converted to Term Loans Amortized Cost Basis, writeoff 0 0
Total 28,862 30,032
Writeoff, total 52 105
Accrued interest 114 121
Total consumer loans | Real estate — residential mortgage    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 286 431
Writeoff, annual 0 0
One year prior 378 273
Writeoff, one year 0 0
Two years prior 214 718
Writeoff, two year 0 0
Three years prior 658 5,934
Writeoff, three year 0 0
Four years prior 5,700 7,393
Writeoff, four year 0 0
Prior 10,940 3,981
Writeoff, prior 1 2
Revolving Loans Amortized Cost Basis 2 2
Writeoff, Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis, writeoff 0 0
Total 18,178 18,732
Writeoff, total 1 2
Total consumer loans | Real estate — residential mortgage | 750 and above    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 228 358
One year prior 315 224
Two years prior 165 607
Three years prior 539 5,342
Four years prior 5,028 6,738
Prior 9,506 3,403
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 15,781 16,672
Total consumer loans | Real estate — residential mortgage | 660 to 749    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 56 69
One year prior 55 36
Two years prior 34 86
Three years prior 92 504
Four years prior 567 582
Prior 1,187 420
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 1,991 1,697
Total consumer loans | Real estate — residential mortgage | Less than 660    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 2 2
One year prior 6 11
Two years prior 13 23
Three years prior 26 87
Four years prior 104 73
Prior 240 149
Revolving Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 391 345
Total consumer loans | Real estate — residential mortgage | No Score    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 2
One year prior 2 2
Two years prior 2 2
Three years prior 1 1
Four years prior 1 0
Prior 7 9
Revolving Loans Amortized Cost Basis 2 2
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 15 18
Total consumer loans | Home equity loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 21 63
Writeoff, annual 0 0
One year prior 59 42
Writeoff, one year 0 0
Two years prior 37 41
Writeoff, two year 0 0
Three years prior 35 173
Writeoff, three year 0 0
Four years prior 159 869
Writeoff, four year 0 0
Prior 2,230 1,532
Writeoff, prior 0 0
Revolving Loans Amortized Cost Basis 2,646 2,725
Writeoff, Revolving Loans Amortized Cost Basis 1 2
Revolving Loans Converted to Term Loans Amortized Cost Basis 221 258
Revolving Loans Converted to Term Loans Amortized Cost Basis, writeoff 0 0
Total 5,408 5,703
Writeoff, total 1 2
Total consumer loans | Home equity loans | 750 and above    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 16 43
One year prior 40 26
Two years prior 22 23
Three years prior 19 117
Four years prior 108 676
Prior 1,714 1,164
Revolving Loans Amortized Cost Basis 1,736 1,749
Revolving Loans Converted to Term Loans Amortized Cost Basis 153 179
Total 3,808 3,977
Total consumer loans | Home equity loans | 660 to 749    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 5 18
One year prior 16 13
Two years prior 12 13
Three years prior 11 41
Four years prior 36 149
Prior 375 258
Revolving Loans Amortized Cost Basis 664 718
Revolving Loans Converted to Term Loans Amortized Cost Basis 49 58
Total 1,168 1,268
Total consumer loans | Home equity loans | Less than 660    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 2
One year prior 2 3
Two years prior 3 5
Three years prior 5 15
Four years prior 15 44
Prior 140 109
Revolving Loans Amortized Cost Basis 241 253
Revolving Loans Converted to Term Loans Amortized Cost Basis 19 21
Total 425 452
Total consumer loans | Home equity loans | No Score    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
One year prior 1 0
Two years prior 0 0
Three years prior 0 0
Four years prior 0 0
Prior 1 1
Revolving Loans Amortized Cost Basis 5 5
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 7 6
Total consumer loans | Other consumer loans    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 140 316
Writeoff, annual 0 4
One year prior 260 141
Writeoff, one year 3 5
Two years prior 116 204
Writeoff, two year 2 7
Three years prior 171 1,270
Writeoff, three year 3 9
Four years prior 1,162 1,315
Writeoff, four year 5 9
Prior 1,923 826
Writeoff, prior 10 7
Revolving Loans Amortized Cost Basis 577 572
Writeoff, Revolving Loans Amortized Cost Basis 6 15
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis, writeoff 0 0
Total 4,349 4,644
Writeoff, total 29 56
Total consumer loans | Other consumer loans | 750 and above    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 83 175
One year prior 144 73
Two years prior 59 104
Three years prior 87 986
Four years prior 906 1,032
Prior 1,474 595
Revolving Loans Amortized Cost Basis 78 81
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 2,831 3,046
Total consumer loans | Other consumer loans | 660 to 749    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 50 112
One year prior 92 48
Two years prior 40 74
Three years prior 59 220
Four years prior 198 218
Prior 353 179
Revolving Loans Amortized Cost Basis 160 172
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 952 1,023
Total consumer loans | Other consumer loans | Less than 660    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 5 17
One year prior 19 12
Two years prior 10 21
Three years prior 20 54
Four years prior 49 52
Prior 87 46
Revolving Loans Amortized Cost Basis 50 54
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 240 256
Total consumer loans | Other consumer loans | No Score    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 2 12
One year prior 5 8
Two years prior 7 5
Three years prior 5 10
Four years prior 9 13
Prior 9 6
Revolving Loans Amortized Cost Basis 289 265
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 326 319
Total consumer loans | Credit cards    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
Writeoff, annual 0 0
One year prior 0 0
Writeoff, one year 0 0
Two years prior 0 0
Writeoff, two year 0 0
Three years prior 0 0
Writeoff, three year 0 0
Four years prior 0 0
Writeoff, four year 0 0
Prior 0 0
Writeoff, prior 0 0
Revolving Loans Amortized Cost Basis 927 953
Writeoff, Revolving Loans Amortized Cost Basis 21 45
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Revolving Loans Converted to Term Loans Amortized Cost Basis, writeoff 0 0
Total 927 953
Writeoff, total 21 45
Total consumer loans | Credit cards | 750 and above    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
One year prior 0 0
Two years prior 0 0
Three years prior 0 0
Four years prior 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 471 479
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 471 479
Total consumer loans | Credit cards | 660 to 749    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
One year prior 0 0
Two years prior 0 0
Three years prior 0 0
Four years prior 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 351 364
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 351 364
Total consumer loans | Credit cards | Less than 660    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
One year prior 0 0
Two years prior 0 0
Three years prior 0 0
Four years prior 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 104 108
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total 104 108
Total consumer loans | Credit cards | No Score    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current 0 0
One year prior 0 0
Two years prior 0 0
Three years prior 0 0
Four years prior 0 0
Prior 0 0
Revolving Loans Amortized Cost Basis 1 2
Revolving Loans Converted to Term Loans Amortized Cost Basis 0 0
Total $ 1 $ 2