XML 54 R43.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 7 - Fair Value Measurements (Details Textual) - USD ($)
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Dec. 31, 2016
Financial and Nonfinancial Liabilities, Fair Value Disclosure $ 0   $ 0   $ 0
Provision for Loan and Lease Losses 150,000 $ 200,000 617,000 $ 425,000  
Impaired Loan [Member]          
Provision for Loan and Lease Losses 8,000 0 13,000 106,000  
Foreclosed Real Estate [Member]          
SEC Schedule III, Real Estate, Write-down or Reserve, Amount $ 0 $ 0 $ 228,000 $ 83,000  
Fair Value, Inputs, Level 3 [Member] | Impaired Loan [Member] | Minimum [Member]          
Fair Value Inputs, Estimated Selling Costs     33.00%   33.00%
Fair Value, Inputs, Level 3 [Member] | Impaired Loan [Member] | Maximum [Member]          
Fair Value Inputs, Estimated Selling Costs     62.00%   65.00%
Fair Value, Inputs, Level 3 [Member] | Impaired Loan [Member] | Weighted Average [Member]          
Fair Value Inputs, Estimated Selling Costs     50.00%   39.00%
Fair Value, Inputs, Level 3 [Member] | Foreclosed Real Estate [Member] | Minimum [Member]          
Fair Value Inputs, Estimated Selling Costs     10.00%   10.00%
Fair Value, Inputs, Level 3 [Member] | Foreclosed Real Estate [Member] | Maximum [Member]          
Fair Value Inputs, Estimated Selling Costs     72.00%   77.00%
Fair Value, Inputs, Level 3 [Member] | Foreclosed Real Estate [Member] | Weighted Average [Member]          
Fair Value Inputs, Estimated Selling Costs     44.00%   38.00%