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, 2022
Dec. 31, 2021
Dec. 31, 2020
Less than 12 Months, Fair Value $ 71,866   $ 49,674
Less than 12 Months, Unrealized Losses 4,360 $ 943  
12 Months or Longer, Fair Value 23,392 8,519  
12 Months or Longer, Unrealized Losses 2,098 204  
Total, Fair Value 95,258 58,193  
Total, Unrealized Losses 6,458 1,147  
US Government Agencies Debt Securities [Member]      
Less than 12 Months, Fair Value 12,652   4,020
Less than 12 Months, Unrealized Losses 641 62  
12 Months or Longer, Fair Value 1,094 1,105  
12 Months or Longer, Unrealized Losses 17 16  
Total, Fair Value 13,746 5,125  
Total, Unrealized Losses 658 78  
Municipal Bonds [Member]      
Less than 12 Months, Fair Value 12,235   2,399
Less than 12 Months, Unrealized Losses 1,210 8  
12 Months or Longer, Fair Value 233 247  
12 Months or Longer, Unrealized Losses 20 6  
Total, Fair Value 12,468 2,646  
Total, Unrealized Losses 1,230 14  
Residential Mortgage-Backed Securities [Member]      
Less than 12 Months, Fair Value 30,194   26,540
Less than 12 Months, Unrealized Losses 1,536 535  
12 Months or Longer, Fair Value 11,238 2,781  
12 Months or Longer, Unrealized Losses 1,043 77  
Total, Fair Value 41,432 29,321  
Total, Unrealized Losses 2,579 612  
Collateralized Mortgage-Backed Securities [Member]      
Less than 12 Months, Fair Value 16,785   $ 16,715
Less than 12 Months, Unrealized Losses 973 338  
12 Months or Longer, Fair Value 10,827 4,386  
12 Months or Longer, Unrealized Losses 1,018 105  
Total, Fair Value 27,612 21,101  
Total, Unrealized Losses $ 1,991 $ 443