Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Securities - Gross Unrealized Losses (Details)

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Note 2 - Securities - Gross Unrealized Losses (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Less than 12 Months, Fair Value $ 39,753 $ 77,199
Less than 12 Months, Unrealized Losses 1,933 7,432
12 Months or Longer, Fair Value 78,070 43,229
12 Months or Longer, Unrealized Losses 11,477 8,134
Total, Fair Value 117,823 120,428
Total, Unrealized Losses 13,410 15,566
U.S. Treasury Notes [Member]    
Less than 12 Months, Fair Value 7,345 7,288
Less than 12 Months, Unrealized Losses 110 155
12 Months or Longer, Fair Value 0 0
12 Months or Longer, Unrealized Losses 0 0
Total, Fair Value 7,345 7,288
Total, Unrealized Losses 110 155
US Government Agencies Debt Securities [Member]    
Less than 12 Months, Fair Value 8,272 17,274
Less than 12 Months, Unrealized Losses 219 1,296
12 Months or Longer, Fair Value 11,890 4,116
12 Months or Longer, Unrealized Losses 1,272 574
Total, Fair Value 20,162 21,390
Total, Unrealized Losses 1,491 1,870
Municipal Bonds [Member]    
Less than 12 Months, Fair Value 6,859 16,823
Less than 12 Months, Unrealized Losses 437 2,349
12 Months or Longer, Fair Value 11,112 2,037
12 Months or Longer, Unrealized Losses 1,985 623
Total, Fair Value 17,971 18,860
Total, Unrealized Losses 2,422 2,972
Residential Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 2,144 14,365
Less than 12 Months, Unrealized Losses 165 1,618
12 Months or Longer, Fair Value 32,995 21,373
12 Months or Longer, Unrealized Losses 4,694 3,846
Total, Fair Value 35,139 35,738
Total, Unrealized Losses 4,859 5,464
Collateralized Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 15,133 21,449
Less than 12 Months, Unrealized Losses 1,002 2,014
12 Months or Longer, Fair Value 22,073 15,703
12 Months or Longer, Unrealized Losses 3,526 3,091
Total, Fair Value 37,206 37,152
Total, Unrealized Losses $ 4,528 $ 5,105