Note 12 - Derivatives and Hedging Activities (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
(dollars in thousands)
 
 
  
 
    
 
  
 
 
 
 
 
 
 
 
 
 
 
 
 
Notional
Amount
  
Trade 
Date
  
Effective
Date
    
Maturity
Date
  
Receive (Variable)
Index
  
Current
Projected
Receive Rate
    
Pay Fixed
Swap Rate
    
Fair Value of
Asset
(Liability)
  
$ 15,000  
12/13/2012
  
11/30/2015
    
11/28/2022
  
US 3-Month LIBOR
    
2.335
 %    
2.376
 %   $
(39
 )