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Note 5 - Loans Held for Sale (Tables)
 12 Months Ended
Dec. 31, 2019
Notes Tables  
Servicing Asset at Amortized Cost [Table Text Block]
(In thousands)
  
Year Ended December 31,
  
   
2019
    
2018
  
Beginning balance
   $
37
      
-
  
Servicing rights capitalized
    
180
      
42
  
Servicing rights amortized
    
(16
 )    
(5
 )
Ending balance
    
201
      
37