v3.26.1
COMMITMENTS AND CONTINGENCIES (Commitments Without Recorded Liability) (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Reserve for Unfunded Loan Commitments $ 12,900,000   $ 15,000,000.0
Mortgage loan applications, day interest rate is locked 45 days    
Minimum [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Mortgage loan applications, day interest rate is locked 30 days    
Maximum [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Mortgage loan applications, day interest rate is locked 60 days    
Commitments to Extend Credit [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount $ 4,005,841,000   3,978,474,000
Financial Standby Letter of Credit [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount 27,527,000   26,406,000
Risk Participation Agreement [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount 40,647,000   41,191,000
Loans Held for Sale Origination Commitments [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount 64,788,000   39,895,000
Commitments to Sell Loans Secured by one to four Residential Properties [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount 30,682,000   43,264,000
Counterparty default losses on forward contracts 0 $ 0  
Commitments to Sell Mortgage Backed Securities [Member]      
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]      
Contract or Notional Amount $ 56,556,000   $ 27,250,000