v3.26.1
LOANS AND LEASES - Schedule of Age Analysis of Past Due Loans (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases $ 35,112 [1] $ 34,777 [1] $ 34,235
90 Days past due and still accruing 50 13  
Non-accrual loans 118 105  
Non-accrual with No ACL 45 34  
30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 93 130  
Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 261 248  
Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 34,851 34,529  
Total commercial loans and leases      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 21,061 20,924  
90 Days past due and still accruing 35 1  
Non-accrual loans 96 85  
Non-accrual with No ACL 44 33  
Total commercial loans and leases | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 36 54  
Total commercial loans and leases | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 167 140  
Total commercial loans and leases | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 20,894 20,784  
Total commercial loans and leases | Commercial real estate      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 12,164 12,274  
90 Days past due and still accruing 0 0  
Non-accrual loans 57 45  
Non-accrual with No ACL 31 18  
Total commercial loans and leases | Commercial real estate | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 23 10  
Total commercial loans and leases | Commercial real estate | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 80 55  
Total commercial loans and leases | Commercial real estate | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 12,084 12,219  
Total commercial loans and leases | Commercial and industrial      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 8,032 7,718  
90 Days past due and still accruing 0 0  
Non-accrual loans 35 35  
Non-accrual with No ACL 13 15  
Total commercial loans and leases | Commercial and industrial | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 11 10  
Total commercial loans and leases | Commercial and industrial | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 46 45  
Total commercial loans and leases | Commercial and industrial | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 7,986 7,673  
Total commercial loans and leases | Commercial leases      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 778 791  
90 Days past due and still accruing 0 0  
Non-accrual loans 4 3  
Non-accrual with No ACL 0 0  
Total commercial loans and leases | Commercial leases | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 0 0  
Total commercial loans and leases | Commercial leases | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 4 3  
Total commercial loans and leases | Commercial leases | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 774 788  
Total commercial loans and leases | Other      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 87 141  
90 Days past due and still accruing 35 1  
Non-accrual loans 0 2  
Non-accrual with No ACL 0 0  
Total commercial loans and leases | Other | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 2 34  
Total commercial loans and leases | Other | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 37 37  
Total commercial loans and leases | Other | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 50 104  
Total consumer loans      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 14,051 13,853  
90 Days past due and still accruing 15 12  
Non-accrual loans 22 20  
Non-accrual with No ACL 1 1  
Total consumer loans | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 57 76  
Total consumer loans | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 94 108  
Total consumer loans | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 13,957 13,745  
Total consumer loans | Direct installment      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 2,655 2,678  
90 Days past due and still accruing 0 1  
Non-accrual loans 4 4  
Non-accrual with No ACL 0 0  
Total consumer loans | Direct installment | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 7 8  
Total consumer loans | Direct installment | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 11 13  
Total consumer loans | Direct installment | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 2,644 2,665  
Total consumer loans | Residential mortgages      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 9,038 8,882  
90 Days past due and still accruing 13 9  
Non-accrual loans 14 12  
Non-accrual with No ACL 1 1  
Total consumer loans | Residential mortgages | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 34 47  
Total consumer loans | Residential mortgages | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 61 68  
Total consumer loans | Residential mortgages | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 8,977 8,814  
Total consumer loans | Indirect installment      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 805 767  
90 Days past due and still accruing 0 0  
Non-accrual loans 1 1  
Non-accrual with No ACL 0 0  
Total consumer loans | Indirect installment | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 10 14  
Total consumer loans | Indirect installment | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 11 15  
Total consumer loans | Indirect installment | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 794 752  
Total consumer loans | Consumer lines of credit      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 1,553 1,526  
90 Days past due and still accruing 2 2  
Non-accrual loans 3 3  
Non-accrual with No ACL 0 0  
Total consumer loans | Consumer lines of credit | 30-89 Days Past Due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 6 7  
Total consumer loans | Consumer lines of credit | Past due      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases 11 12  
Total consumer loans | Consumer lines of credit | Current      
Financing Receivable, Past Due [Line Items]      
Total Loans and Leases $ 1,542 $ 1,514  
[1] Amount represents loans for which we have elected the fair value option. See Note 19.