v3.26.1
Note 11 - Borrowing Arrangements - Schedule of Borrowing Arrangements (Details) - USD ($)
Jun. 30, 2026
Jun. 24, 2026
Jun. 15, 2026
Jun. 23, 2025
May 08, 2025
Advance amount $ 160,000,000        
Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount 140,000,000        
Federal Home Loan Bank Advances [Member]          
Advance amount $ 160,000,000        
Advance interest rate 3.83%        
Advance with No Call [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount       $ 10,000,000 $ 10,000,000
Advance interest rate       3.64% 3.69%
Advance With Quarterly Call, One Year Lock Out [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [1]         $ 20,000,000
Advance interest rate [1]         3.52%
Advance With One Time Call, Three Month Lock Out [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [2]     $ 20,000    
Advance interest rate [2]     3.85%    
Advance With One Time Call, Three Month Lock Out, Two [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [2]     $ 20,000    
Advance interest rate [2]     3.88%    
Advance With One Time Call, Six Month Lock Out [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [3]     $ 10,000    
Advance interest rate [3]     3.84%    
Advance With One Time Call, Six Month Lock Out, Two [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [3]     $ 10,000    
Advance interest rate [3]     3.84%    
Advance With One Time Call, One Year Lock Out [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [1]     $ 20,000    
Advance interest rate [1]     3.94%    
Advance With One Time Call, One Year Lock Out, Two [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [1]   $ 20,000      
Advance interest rate [1]   4.01%      
Advance With One Time Call, One Year Lock Out, Three [Member] | Federal Home Loan Bank, Advances, Putable Option [Member]          
Advance amount [1]   $ 20,000      
Advance interest rate [1]   3.97%      
[1] Call option by the FHLB after initial one year lock out.
[2] Call option by the FHLB after initial three month lock out.
[3] Call option by the FHLB after initial six month lock out.