v3.26.1
LOANS AND LEASES - Schedule of Amortized Cost of Loans Modified (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan modifications     $ 1 $ 1
Total $ 470 $ 367 $ 669 $ 537
Percent of Total Loan Class 0.31% 0.26% 0.44% 0.38%
Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 247 $ 122 $ 350 $ 198
Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 76 90 106 125
Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 116 3 116 3
Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 96 24 98
Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 21 51 46 108
Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 9 5 27 5
Commercial and industrial | Term Extension, Interest Rate Reduction, And Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total     18  
Owner occupied commercial mortgage | payment Delay And Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total     2  
Commercial real estate | Term Extension, Interest Rate Reduction, And Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 7   7 5
Commercial        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 466 $ 333 $ 664 $ 497
Percent of Total Loan Class 0.37% 0.29% 0.53% 0.44%
Commercial | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 244 $ 116 $ 346 $ 188
Commercial | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 76 90 106 125
Commercial | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 115 0 115 0
Commercial | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 95 24 96
Commercial | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 21 27 46 83
Commercial | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 9 5 27 5
Commercial | Commercial and industrial        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 237 $ 100 $ 352 $ 182
Percent of Total Loan Class 0.51% 0.23% 0.75% 0.42%
Commercial | Commercial and industrial | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 167 $ 23 $ 236 $ 79
Commercial | Commercial and industrial | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 49 60 52 77
Commercial | Commercial and industrial | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Commercial and industrial | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 2 3 3
Commercial | Commercial and industrial | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 20 10 43 18
Commercial | Commercial and industrial | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 5 18 5
Commercial | Owner occupied commercial mortgage        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 11 $ 40 $ 54 $ 64
Percent of Total Loan Class 0.06% 0.24% 0.30% 0.37%
Commercial | Owner occupied commercial mortgage | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 5 $ 2 $ 28 $ 11
Commercial | Owner occupied commercial mortgage | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 3 2 3 4
Commercial | Owner occupied commercial mortgage | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Owner occupied commercial mortgage | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 29 18 29
Commercial | Owner occupied commercial mortgage | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 7 3 20
Commercial | Owner occupied commercial mortgage | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 2 0 2 0
Commercial | Owner occupied commercial mortgage | payment Delay And Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 2      
Commercial | Investor dependent        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 27 $ 35 $ 61 $ 60
Percent of Total Loan Class 1.05% 1.27% 2.33% 2.15%
Commercial | Investor dependent | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 3 $ 7 $ 10 $ 10
Commercial | Investor dependent | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 24 28 51 44
Commercial | Investor dependent | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Investor dependent | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Investor dependent | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 6
Commercial | Investor dependent | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Commercial real estate        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 191 $ 158 $ 197 $ 191
Percent of Total Loan Class 0.82% 0.67% 0.84% 0.80%
Commercial | Commercial real estate | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 69 $ 84 $ 72 $ 88
Commercial | Commercial real estate | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Commercial | Commercial real estate | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 115 0 115 0
Commercial | Commercial real estate | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 64 3 64
Commercial | Commercial real estate | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 10 0 39
Commercial | Commercial real estate | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 7 0 7 0
Consumer        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 4 $ 34 $ 5 $ 40
Percent of Total Loan Class 0.01% 0.12% 0.02% 0.14%
Consumer | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 3 $ 6 $ 4 $ 10
Consumer | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 3 1 3
Consumer | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 1 0 2
Consumer | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 24 0 25
Consumer | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Residential mortgage        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 3 $ 33 $ 4 $ 39
Percent of Total Loan Class 0.01% 0.14% 0.02% 0.17%
Consumer | Residential mortgage | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 2 $ 5 $ 3 $ 9
Consumer | Residential mortgage | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Residential mortgage | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 1 3 1 3
Consumer | Residential mortgage | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 1 0 2
Consumer | Residential mortgage | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 24 0 25
Consumer | Residential mortgage | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Revolving mortgage        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 1 $ 1 $ 1 $ 1
Percent of Total Loan Class 0.02% 0.03% 0.03% 0.05%
Consumer | Revolving mortgage | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 1 $ 1 $ 1 $ 1
Consumer | Revolving mortgage | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Revolving mortgage | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Revolving mortgage | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Revolving mortgage | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Revolving mortgage | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Auto        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 0 $ 0 $ 0 $ 0
Percent of Total Loan Class 0.00% 0.01% 0.01% 0.02%
Consumer | Auto | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 0 $ 0 $ 0 $ 0
Consumer | Auto | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Auto | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Auto | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Auto | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Auto | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Other consumer        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 0 $ 0 $ 0 $ 0
Percent of Total Loan Class 0.01% 0.01% 0.01% 0.02%
Consumer | Other consumer | Term Extension        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 0 $ 0 $ 0 $ 0
Consumer | Other consumer | Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Other consumer | Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Other consumer | Term Extension and Interest Rate Reduction        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Other consumer | Term Extension and Payment Delay        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total 0 0 0 0
Consumer | Other consumer | Other Combinations        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total $ 0 $ 0 $ 0 $ 0