v3.26.1
GOODWILL AND CORE DEPOSIT INTANGIBLES - Schedule of Changes in Core Deposit Intangibles (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Finite-lived Intangible Assets [Roll Forward]        
Less: amortization for the period $ 11 $ 13 $ 24 $ 28
Core Deposits        
Finite-lived Intangible Assets [Roll Forward]        
Balance at beginning of period, net of accumulated amortization     195  
Less: amortization for the period     24  
Balance at end of period, net of accumulated amortization $ 171   $ 171