v3.25.2
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Additional Information (Details) - USD ($)
 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Derivative [Line Items]      
Notional amount $ 16,073,000,000   $ 15,924,000,000
Additional amount in excess of posted collateral required in case of breached agreements $ 100,000   200,000
Interest rate contracts      
Derivative [Line Items]      
Maximum length of time hedged in interest rate cash flow hedge 4 years 6 months    
Period to reclassification of cash flow hedge gain loss 12 months    
Derivative loss to be reclassified within twelve months $ 2,000,000.0    
Derivative loss to be reclassified within twelve months, net of tax 1,600,000    
Derivative gain or losses excluded from assessment of hedge effectiveness 0    
Amount of gain (loss) reclassified from AOCI into net income 0 $ 0  
Credit risk contracts      
Derivative [Line Items]      
Notional amount 574,000,000    
Maximum exposure under credit risk agreement assuming customer default 0   0
Credit risk derivatives, purchased at fair value 200,000   100,000
Credit risk derivatives, sold at fair value $ 100,000   $ 0
Credit risk contracts | Minimum      
Derivative [Line Items]      
Risk participation agreements, term 2 months    
Credit risk contracts | Maximum      
Derivative [Line Items]      
Risk participation agreements, term 16 years