Note 12 - Commitments, Contingencies and Concentrations (Tables)
 12 Months Ended
Dec. 31, 2016
Notes Tables  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]
 
 
Minimum Future Lease Payments
 
 
 
December 31, 2016
 
(in thousands)
 
Facilities
 
 
Equipment
 
 
Total
 
2017
   $
519
    $
41
    $
560
 
2018
    
220
     
28
     
248
 
2019
    
136
     
27
     
163
 
2020
    
111
     
5
     
116
 
2021
    
89
     
-
     
89
 
2022 and thereafter
    
206
     
-
     
206
 
Total
   $
1,281
    $
101
    $
1,382
 
Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]
 
 
December 31,
 
(in thousands)
 
2016
 
 
2015
 
Commitments to extend credit
  $
150,111
    $
170,465
 
Standby letters of credit
   
21,220
      
22,092
  
Schedules of Concentration of Risk, by Risk Factor [Table Text Block]
 
 
December 31, 2016
 
 
December 31, 2015
 
 
 
 
 
 
 
% of
 
 
 
 
 
 
% of
 
(in thousands)
 
Amount
 
 
Gross Loans
 
 
Amount
 
 
Gross Loans
 
Retail space/shopping centers
   $
38,573
     
5.27
 %   $
35,292
     
4.83
 %
Automobile dealers
    
31,989
     
4.37
 %    
34,594
     
4.73
 %
1-4 family residential investment properties
    
24,413
     
3.34
 %    
18,957
     
2.59
 %