v3.26.1
BORROWINGS - Narrative (Details) - USD ($)
Jan. 08, 2026
Jun. 30, 2026
Dec. 31, 2025
Oct. 10, 2025
Debt Instrument, Redemption [Line Items]        
Short-term advance   $ 70,000,000 $ 170,000,000  
Long-term advance   1,200,000 1,200,000  
Credit agreement, outstanding balance   0 13,000,000  
Federal Home Loan Bank Advances        
Debt Instrument, Redemption [Line Items]        
Federal home loan bank stock outstanding   0 0  
Unsecured Revolving Credit Agreement | Working capital lines of credit loans | Revolving Credit Facility        
Debt Instrument, Redemption [Line Items]        
Credit agreement, maximum borrowing capacity       $ 30,000,000.0
Long-term debt, term       1 year
Credit agreement, outstanding balance   0 13,000,000.0  
Federal Home Loan Bank of Indianapolis        
Debt Instrument, Redemption [Line Items]        
Advances outstanding   71,200,000 171,200,000  
Short-term advance   70,000,000 170,000,000  
Repayments of advance $ 170,000,000.0      
Long-term advance   1,200,000 $ 1,200,000  
Federal Home Loan Bank of Indianapolis | Short-term advance        
Debt Instrument, Redemption [Line Items]        
Short-term advance   $ 70,000,000.0    
Interest rate   3.78%    
Federal Home Loan Bank of Indianapolis | Long-term advance        
Debt Instrument, Redemption [Line Items]        
Interest rate   0.00%    
Long-term advance   $ 1,200,000