v3.26.1
Loans - Commercial Banking: Risk Profile by Internal Risk Rating (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Allowance for Credit Loss [Line Items]    
Total loans held for investment $ 447,754 $ 453,622
Commercial Banking:    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 3,149 10,390
Term Loans by Vintage Year, Year 2 10,011 7,329
Term Loans by Vintage Year, Year 3 6,696 6,999
Term Loans by Vintage Year, Year 4 6,691 11,686
Term Loans by Vintage Year, Year 5 10,794 5,798
Prior 17,255 12,937
Total Term Loans 54,596 55,139
Revolving Loans 35,491 33,727
Revolving Loans Converted to Term 236 396
Total loans held for investment 90,323 89,262
Commercial Banking: | Commercial and multifamily real estate    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 1,285 2,298
Term Loans by Vintage Year, Year 2 2,225 1,705
Term Loans by Vintage Year, Year 3 1,491 2,179
Term Loans by Vintage Year, Year 4 1,914 3,606
Term Loans by Vintage Year, Year 5 3,306 1,542
Prior 6,633 5,765
Total Term Loans 16,854 17,095
Revolving Loans 16,815 16,381
Revolving Loans Converted to Term 140 142
Total loans held for investment 33,809 33,618
Commercial Banking: | Commercial and multifamily real estate | Noncriticized    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 1,285 2,288
Term Loans by Vintage Year, Year 2 2,216 1,516
Term Loans by Vintage Year, Year 3 1,360 2,034
Term Loans by Vintage Year, Year 4 1,769 3,178
Term Loans by Vintage Year, Year 5 2,846 1,357
Prior 5,236 4,573
Total Term Loans 14,712 14,946
Revolving Loans 16,783 16,352
Revolving Loans Converted to Term 50 140
Total loans held for investment 31,545 31,438
Commercial Banking: | Commercial and multifamily real estate | Criticized | Criticized performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 0 0
Term Loans by Vintage Year, Year 2 0 172
Term Loans by Vintage Year, Year 3 107 145
Term Loans by Vintage Year, Year 4 145 428
Term Loans by Vintage Year, Year 5 460 109
Prior 1,068 975
Total Term Loans 1,780 1,829
Revolving Loans 32 29
Revolving Loans Converted to Term 90 2
Total loans held for investment 1,902 1,860
Commercial Banking: | Commercial and multifamily real estate | Criticized | Criticized nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 0 10
Term Loans by Vintage Year, Year 2 9 17
Term Loans by Vintage Year, Year 3 24 0
Term Loans by Vintage Year, Year 4 0 0
Term Loans by Vintage Year, Year 5 0 76
Prior 329 217
Total Term Loans 362 320
Revolving Loans 0 0
Revolving Loans Converted to Term 0 0
Total loans held for investment 362 320
Commercial Banking: | Commercial and industrial    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 1,864 8,092
Term Loans by Vintage Year, Year 2 7,786 5,624
Term Loans by Vintage Year, Year 3 5,205 4,820
Term Loans by Vintage Year, Year 4 4,777 8,080
Term Loans by Vintage Year, Year 5 7,488 4,256
Prior 10,622 7,172
Total Term Loans 37,742 38,044
Revolving Loans 18,676 17,346
Revolving Loans Converted to Term 96 254
Total loans held for investment 56,514 55,644
Commercial Banking: | Commercial and industrial | Noncriticized    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 1,864 8,077
Term Loans by Vintage Year, Year 2 7,726 5,391
Term Loans by Vintage Year, Year 3 4,871 4,623
Term Loans by Vintage Year, Year 4 4,575 7,531
Term Loans by Vintage Year, Year 5 6,812 3,284
Prior 9,306 6,667
Total Term Loans 35,154 35,573
Revolving Loans 17,799 16,643
Revolving Loans Converted to Term 47 219
Total loans held for investment 53,000 52,435
Commercial Banking: | Commercial and industrial | Criticized | Criticized performing    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 0 3
Term Loans by Vintage Year, Year 2 43 162
Term Loans by Vintage Year, Year 3 267 185
Term Loans by Vintage Year, Year 4 188 391
Term Loans by Vintage Year, Year 5 519 726
Prior 900 309
Total Term Loans 1,917 1,776
Revolving Loans 691 541
Revolving Loans Converted to Term 0 0
Total loans held for investment 2,608 2,317
Commercial Banking: | Commercial and industrial | Criticized | Criticized nonperforming    
Financing Receivable, Allowance for Credit Loss [Line Items]    
Term Loans by Vintage Year, Year 1 0 12
Term Loans by Vintage Year, Year 2 17 71
Term Loans by Vintage Year, Year 3 67 12
Term Loans by Vintage Year, Year 4 14 158
Term Loans by Vintage Year, Year 5 157 246
Prior 416 196
Total Term Loans 671 695
Revolving Loans 186 162
Revolving Loans Converted to Term 49 35
Total loans held for investment $ 906 $ 892