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
Jun. 30, 2023
Dec. 31, 2022
Less than 12 Months, Fair Value $ 22,156 $ 77,199
Less than 12 Months, Unrealized Losses 827 7,432
12 Months or Longer, Fair Value 94,148 43,229
12 Months or Longer, Unrealized Losses 14,325 8,134
Total, Fair Value 116,387 120,428
Total, Unrealized Losses 15,152 15,566
U.S. Treasury Notes [Member]    
Less than 12 Months, Fair Value 4,853 7,288
Less than 12 Months, Unrealized Losses 123 155
12 Months or Longer, Fair Value 2,476 0
12 Months or Longer, Unrealized Losses 16 0
Total, Fair Value 7,329 7,288
Total, Unrealized Losses 139 155
US Government Agencies Debt Securities [Member]    
Less than 12 Months, Fair Value 5,428 17,274
Less than 12 Months, Unrealized Losses 105 1,296
12 Months or Longer, Fair Value 15,308 4,116
12 Months or Longer, Unrealized Losses 1,676 574
Total, Fair Value 20,736 21,390
Total, Unrealized Losses 1,781 1,870
Municipal Bonds [Member]    
Less than 12 Months, Fair Value 5,437 16,823
Less than 12 Months, Unrealized Losses 120 2,349
12 Months or Longer, Fair Value 13,457 2,037
12 Months or Longer, Unrealized Losses 2,735 623
Total, Fair Value 18,894 18,860
Total, Unrealized Losses 2,855 2,972
Residential Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 0 14,365
Less than 12 Months, Unrealized Losses 0 1,618
12 Months or Longer, Fair Value 33,427 21,373
12 Months or Longer, Unrealized Losses 5,240 3,846
Total, Fair Value 33,510 35,738
Total, Unrealized Losses 5,240 5,464
Collateralized Mortgage-Backed Securities [Member]    
Less than 12 Months, Fair Value 6,438 21,449
Less than 12 Months, Unrealized Losses 479 2,014
12 Months or Longer, Fair Value 29,480 15,703
12 Months or Longer, Unrealized Losses 4,658 3,091
Total, Fair Value 35,918 37,152
Total, Unrealized Losses $ 5,137 $ 5,105