Quarterly report [Sections 13 or 15(d)]

Outstanding Loans and Leases and Allowance for Credit Losses - Residential Mortgage - Credit Quality Indicators (Details)

v3.25.2
Outstanding Loans and Leases and Allowance for Credit Losses - Residential Mortgage - Credit Quality Indicators (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]          
Total $ 1,147,056   $ 1,147,056   $ 1,095,835
Total gross charge-offs 1,824 $ 1,779 3,557 $ 3,517  
Small Business Card Loans | United States          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total gross charge-offs     279   489
Consumer real estate          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total gross charge-offs 14 $ 8 20 $ 19  
Consumer real estate | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 235,313   235,313   228,199
Originated in current fiscal year 10,744   10,744   19,555
Originated in fiscal year before current fiscal year 18,215   18,215   13,758
Originated two years before current fiscal year 14,460   14,460   37,665
Originated three years before current fiscal year 39,095   39,095   75,243
Originated four years before current fiscal year 75,453   75,453   35,118
Prior 77,346   77,346   46,860
Total gross charge-offs     12   21
Gross charge-offs, Originated in current fiscal year     0   2
Gross charge-offs, Originated in fiscal year before current fiscal year     1   3
Gross charge-offs, Originated two years before current fiscal year     3   6
Gross charge-offs, Originated three years before current fiscal year     3   2
Gross charge-offs, Originated four years before current fiscal year     1   1
Gross charge-offs, Prior     4   7
Consumer real estate | Less than 620 | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 2,880   2,880   2,619
Originated in current fiscal year 89   89   172
Originated in fiscal year before current fiscal year 227   227   171
Originated two years before current fiscal year 189   189   484
Originated three years before current fiscal year 510   510   649
Originated four years before current fiscal year 701   701   427
Prior 1,164   1,164   716
Consumer real estate | Greater than or equal to 620 and less than 660 | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 2,304   2,304   2,187
Originated in current fiscal year 80   80   170
Originated in fiscal year before current fiscal year 193   193   145
Originated two years before current fiscal year 137   137   396
Originated three years before current fiscal year 437   437   515
Originated four years before current fiscal year 519   519   366
Prior 938   938   595
Consumer real estate | Greater than or equal to 660 and less than 740 | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 25,185   25,185   25,166
Originated in current fiscal year 1,072   1,072   2,167
Originated in fiscal year before current fiscal year 2,190   2,190   1,745
Originated two years before current fiscal year 1,636   1,636   4,542
Originated three years before current fiscal year 4,554   4,554   7,008
Originated four years before current fiscal year 6,818   6,818   3,801
Prior 8,915   8,915   5,903
Consumer real estate | Greater than or equal to 740 | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 195,432   195,432   188,314
Originated in current fiscal year 9,367   9,367   16,758
Originated in fiscal year before current fiscal year 15,399   15,399   11,507
Originated two years before current fiscal year 12,320   12,320   31,941
Originated three years before current fiscal year 33,306   33,306   63,918
Originated four years before current fiscal year 64,396   64,396   27,956
Prior 60,644   60,644   36,234
Less than or equal to 90 percent | Consumer real estate | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 222,622   222,622   215,575
Originated in current fiscal year 10,025   10,025   18,115
Originated in fiscal year before current fiscal year 16,895   16,895   12,910
Originated two years before current fiscal year 13,698   13,698   36,748
Originated three years before current fiscal year 38,203   38,203   71,912
Originated four years before current fiscal year 72,254   72,254   32,504
Prior 71,547   71,547   43,386
Greater than 90 percent but less than or equal to 100 percent | Consumer real estate | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 2,098   2,098   1,848
Originated in current fiscal year 322   322   724
Originated in fiscal year before current fiscal year 712   712   463
Originated two years before current fiscal year 425   425   471
Originated three years before current fiscal year 448   448   122
Originated four years before current fiscal year 122   122   31
Prior 69   69   37
Greater than 100 percent | Consumer real estate | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 1,081   1,081   863
Originated in current fiscal year 261   261   428
Originated in fiscal year before current fiscal year 402   402   195
Originated two years before current fiscal year 159   159   144
Originated three years before current fiscal year 156   156   56
Originated four years before current fiscal year 58   58   15
Prior 45   45   25
Fully-insured loans | Consumer real estate | Residential Mortgage          
Financing Receivable, Credit Quality Indicator [Line Items]          
Total 9,512   9,512   9,913
Originated in current fiscal year 136   136   288
Originated in fiscal year before current fiscal year 206   206   190
Originated two years before current fiscal year 178   178   302
Originated three years before current fiscal year 288   288   3,153
Originated four years before current fiscal year 3,019   3,019   2,568
Prior $ 5,685   $ 5,685   $ 3,412