Quarterly report [Sections 13 or 15(d)]

FAIR VALUE MEASUREMENTS (Narratives) (Details)

v3.26.1
FAIR VALUE MEASUREMENTS (Narratives) (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Sep. 30, 2025
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Counterparty payment accrued and payable       $ 30,000,000
Total Loans $ 2,518,404,000   $ 2,546,118,000  
Level 3 issuances 2,100,000 $ 2,200,000    
Level 3 transfers 4,100,000 $ 4,400,000    
Valuation allowance for loan servicing rights 0   0  
Asset Pledged as Collateral [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Total Loans 8,100,000   6,400,000  
Valuation allowance 900,000   100,000  
Fair Value Swap [Member]        
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]        
Counterparty payment accrued and payable $ 0   $ 200,000