v3.26.1
Credit Quality and the Allowance for Loan and Lease Losses - Summary of the ALLL and Related Loans and Leases Classified by Portfolio Segment (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Financing Receivable, Allowance for Credit Loss [Line Items]        
Individually evaluated $ 161 $ 193    
Collectively evaluated 2,761 2,060    
Total ALLL 2,922 [1] 2,253 [1] $ 2,384 $ 2,352
Individually evaluated 741 615    
Collectively evaluated 175,404 121,930    
Total portfolio loans and leases 176,145 122,545    
Leveraged leases 238 243    
Commercial Leveraged Leases        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Total ALLL 2 2    
Commercial        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Individually evaluated 147 178    
Collectively evaluated 1,673 1,008    
Total ALLL 1,820 1,186 1,241 1,154
Individually evaluated 492 367    
Collectively evaluated 122,367 73,195    
Total portfolio loans and leases 122,859 73,562    
Residential Mortgage        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Individually evaluated 0 0    
Collectively evaluated 108 109    
Total ALLL 108 109 139 146
Individually evaluated 143 143    
Collectively evaluated 19,259 17,403    
Total portfolio loans and leases 19,402 17,546    
Residential mortgage loans 105 106 109  
Consumer        
Financing Receivable, Allowance for Credit Loss [Line Items]        
Individually evaluated 14 15    
Collectively evaluated 980 943    
Total ALLL 994 958 $ 1,004 $ 1,052
Individually evaluated 106 105    
Collectively evaluated 33,778 31,332    
Total portfolio loans and leases $ 33,884 $ 31,437    
[1] Includes $38 and $38 of other short-term investments, $463 and $554 of portfolio loans and leases, $(8) and $(9) of ALLL, $3 and $3 of other assets, $10 and $11 of other liabilities and $391 and $473 of long-term debt from consolidated VIEs that are included in their respective captions above at March 31, 2026 and December 31, 2025, respectively. For further information, refer to Note 10.