Quarterly report [Sections 13 or 15(d)]

Note 2 - Securities Available for Sale - Gross Unrealized Losses (Details)

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Note 2 - Securities Available for Sale - Gross Unrealized Losses (Details) - USD ($)
$ in Thousands
Sep. 30, 2025
Dec. 31, 2024
Less than 12 Months, Fair Value $ 7,114 $ 467
Less than 12 Months, Unrealized Losses 25 28
12 Months or Longer, Fair Value 68,871 70,782
12 Months or Longer, Unrealized Losses 8,681 12,009
Total, Fair Value 75,985 71,249
Total, Unrealized Losses 8,706 12,037
US Treasury Notes Securities [Member]    
Less than 12 Months, Fair Value 4,501  
Less than 12 Months, Unrealized Losses 3  
12 Months or Longer, Fair Value 0  
12 Months or Longer, Unrealized Losses 0  
Total, Fair Value 4,501  
Total, Unrealized Losses 3  
US Government Agencies Debt Securities [Member]    
Less than 12 Months, Fair Value 0 0
Less than 12 Months, Unrealized Losses 0 0
12 Months or Longer, Fair Value 7,516 8,657
12 Months or Longer, Unrealized Losses 748 1,062
Total, Fair Value 7,516 8,657
Total, Unrealized Losses 748 1,062
Municipal Bonds [Member]    
Less than 12 Months, Fair Value 0 467
Less than 12 Months, Unrealized Losses 0 28
12 Months or Longer, Fair Value 11,930 11,269
12 Months or Longer, Unrealized Losses 2,056 2,339
Total, Fair Value 11,930 11,736
Total, Unrealized Losses 2,056 2,367
Residential Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 0 0
Less than 12 Months, Unrealized Losses 0 0
12 Months or Longer, Fair Value 24,529 25,915
12 Months or Longer, Unrealized Losses 3,185 4,766
Total, Fair Value 24,529 25,915
Total, Unrealized Losses 3,185 4,766
Collateralized Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 2,613 0
Less than 12 Months, Unrealized Losses 22 0
12 Months or Longer, Fair Value 24,896 24,941
12 Months or Longer, Unrealized Losses 2,692 3,842
Total, Fair Value 27,509 24,941
Total, Unrealized Losses $ 2,714 $ 3,842