Note 5 - Other Real Estate Owned (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
OREO Detail [Table Text Block]
December 31, (In thousands)
  
2016
    
2015
  
Construction and land development
   $
7,996
     $
12,997
  
Residential real estate
    
871
      
960
  
Farmland and other commercial enterprises
    
1,806
      
7,886
  
Total
   $
10,673
     $
21,843
  
OREO Activity [Table Text Block]
(In thousands)
  
2016
    
2015
  
Beginning balance
   $
21,843
     $
31,960
  
Transfers from loans and other increases
    
2,044
      
1,514
  
Proceeds from sales
    
(11,289
 )    
(10,342
 )
Loss on sales, net
    
(473
 )    
(188
 )
Write downs and other decreases, net
    
(1,452
 )    
(1,101
 )
Ending balance
   $
10,673
     $
21,843