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Note 1 - Summary of Significant Accounting Policies (Tables)
3 Months Ended
Mar. 31, 2019
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