v3.26.1
LOANS AND LEASES - Schedule of Net of Unearned Income (Details) - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount $ 35,112 [1] $ 34,777 [1] $ 34,235
Total commercial loans and leases      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 21,061 20,924  
Total commercial loans and leases | Commercial real estate      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 12,164 12,274  
Total commercial loans and leases | Commercial and industrial      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 8,032 7,718  
Total commercial loans and leases | Commercial leases      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 778 791  
Total commercial loans and leases | Other      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 87 141  
Total consumer loans      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 14,051 13,853  
Total consumer loans | Direct installment      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 2,655 2,678  
Total consumer loans | Residential mortgages      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 9,038 8,882  
Total consumer loans | Indirect installment      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount 805 767  
Total consumer loans | Consumer lines of credit      
Accounts, Notes, Loans and Financing Receivable [Line Items]      
Amortized cost loans and leases, carrying amount $ 1,553 $ 1,526  
[1] Amount represents loans for which we have elected the fair value option. See Note 19.