v3.26.1
LOANS - Performance of Modified Corporate Loans (Details) - Corporate loans - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Financing Receivable, Modified [Line Items]    
Total modified loans balance $ 409 $ 369
Current    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 409 350
30–89 days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 12
90+ days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 7
Commercial and industrial    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 353 286
Commercial and industrial | Current    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 353 278
Commercial and industrial | 30–89 days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 1
Commercial and industrial | 90+ days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 7
Financial institutions    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Financial institutions | Current    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Financial institutions | 30–89 days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Financial institutions | 90+ days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Mortgage and real estate    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 40 77
Mortgage and real estate | Current    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 40 66
Mortgage and real estate | 30–89 days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 11
Mortgage and real estate | 90+ days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Other    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 16 6
Other | Current    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 16 6
Other | 30–89 days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance 0 0
Other | 90+ days past due    
Financing Receivable, Modified [Line Items]    
Total modified loans balance $ 0 $ 0