Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Securities - Amortized Cost and Estimated Fair Value of Debt Securities (Details)

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Note 2 - Securities - Amortized Cost and Estimated Fair Value of Debt Securities (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
1 year or less $ 5,226 $ 3,968
1 to 5 years 54,246 64,602
5 to 10 years 36,407 38,421
After 10 years 13,647 14,214
Fair value 109,526 121,205
Gross unrealized gains 0 6
Gross unrealized losses (18,231) (15,566)
Amortized cost 127,757 136,765
U.S. Treasury Notes [Member]    
1 year or less 3,941 2,433
1 to 5 years 1,925 4,855
5 to 10 years 0 0
After 10 years 0 0
Fair value 5,866 7,288
Gross unrealized gains 0 0
Gross unrealized losses (112) (155)
Amortized cost 5,978 7,443
US Government Agencies Debt Securities [Member]    
1 year or less 0 1,007
1 to 5 years 14,748 11,511
5 to 10 years 5,100 8,872
After 10 years 0 0
Fair value 19,848 21,390
Gross unrealized gains 0 0
Gross unrealized losses (2,015) (1,870)
Amortized cost 21,863 23,260
Municipal Bonds [Member]    
1 year or less 1,285 528
1 to 5 years 4,177 5,394
5 to 10 years 3,180 2,655
After 10 years 9,496 11,060
Fair value 18,138 19,637
Gross unrealized gains 0 6
Gross unrealized losses (3,834) (2,972)
Amortized cost 21,972 22,603
Residential Mortgage-Backed Securities [Member]    
1 year or less 0 0
1 to 5 years 10,883 20,033
5 to 10 years 19,281 15,046
After 10 years 795 659
Fair value 30,959 35,738
Gross unrealized gains 0 0
Gross unrealized losses (6,530) (5,464)
Amortized cost 37,489 41,202
Commercial Mortgage-Backed Securities [Member]    
1 year or less 0 0
1 to 5 years 22,513 22,809
5 to 10 years 8,846 11,848
After 10 years 3,356 2,495
Fair value 34,715 37,152
Gross unrealized gains 0 0
Gross unrealized losses (5,740) (5,105)
Amortized cost $ 40,455 $ 42,257