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Note 4 - Premises and Equipment, Net (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

2021

  

2020

 
         

Land and improvements

 $15,111,000  $16,533,000 

Buildings

  56,168,000   56,114,000 

Furniture and equipment

  22,974,000   21,522,000 
   94,253,000   94,169,000 

Less: accumulated depreciation

  36,955,000   35,210,000 
         

Total premises and equipment

 $57,298,000  $58,959,000