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Note 1 - Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2017
Notes Tables  
Estimated Useful Lives and Methods of Depreciation [Table Text Block]
Description
   
Life in Years
   
Method
.
Banking Premises
     
15
-
40
   
Straight-Line and Accelerated
Furniture and Equipment
     
5
-
10
   
Straight-Line and Accelerated