v3.26.3
SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE - Schedule of Remaining Contractual Maturity of Secured Borrowings and Class of Collateral Pledged (Details) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase $ 240,698 $ 261,366 $ 277,594
U.S. Treasury and agency securities      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 240,698    
Overnight and Continuous      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 240,698    
Overnight and Continuous | U.S. Treasury and agency securities      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 240,698    
Up to 30 Days      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 0    
Up to 30 Days | U.S. Treasury and agency securities      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 0    
 30-90 Days      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 0    
 30-90 Days | U.S. Treasury and agency securities      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 0    
Greater Than 90 days      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase 0    
Greater Than 90 days | U.S. Treasury and agency securities      
Assets Sold under Agreements to Repurchase [Line Items]      
Securities sold under agreements to repurchase $ 0