v3.25.3
BORROWINGS Borrowings - - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2025
Dec. 31, 2024
Apr. 01, 2018
Carrying Value of Securities Sold under Repurchase Agreements and Deposits Received for Securities Loaned $ 0 $ 0 $ 0  
Federal Funds Purchased 0 0 0  
FHLB short-term borrowings 550,000 550,000 625,000  
Line of Credit Facility, Maximum Borrowing Capacity 40,000 40,000    
Short-term Debt 595,167 595,167 755,452  
Long-term Debt 221,823 221,823 347,509  
Convertible Subordinated Debt 150,000 $ 150,000    
Subordinated Borrowing, Interest Rate   5.13%    
Debt Instrument, Basis Spread on Variable Rate   5.09%    
Subordinated debt 120,000 $ 120,000    
Subordinated debt $ 194,962 $ 194,962 $ 314,619  
Debt, Weighted Average Interest Rate 8.66% 8.66% 5.43%  
Weighted average rate on other long-term debt 0.00% 0.00% 0.00%  
Other Notes payable interest rate 5.30% 5.30% 4.95%  
Short-term Debt        
Short-term Debt $ 45,167 $ 45,167 $ 130,452  
Federal Home Loan Bank Borrowings        
Short-term Debt $ 550,000 $ 550,000 625,000  
Long-term Debt [Member]        
Subordinated Borrowing, Interest Rate 9.30% 5.25%    
Subordinated Debt [Member]        
Subordinated debt $ 45,000 $ 45,000 $ 44,600 $ 49,500
Debt Instrument Maturity Period   30 years    
DebtInstrumentMinimumCallablePeriod   5 years