Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE, Quantitative Information about Level 3 Fair Value Measurements (Details)

v3.8.0.1
FAIR VALUE, Quantitative Information about Level 3 Fair Value Measurements (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2017
Impaired Loans [Member] | Sales Comparison Approach [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Asset fair value $ 2,533 $ 2,278
Impaired Loans [Member] | Sales Comparison Approach [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Adjustment for differences between comparable sales 1.00% 2.00%
Impaired Loans [Member] | Sales Comparison Approach [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Adjustment for differences between comparable sales 15.00% 15.00%
Impaired Loans [Member] | Income Approach [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Capitalization rate 9.50% 9.50%
Impaired Loans [Member] | Income Approach [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Capitalization rate 11.00% 11.00%
Other Real Estate Owned [Member] | Sales Comparison Approach [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Asset fair value $ 2,838 $ 3,658
Other Real Estate Owned [Member] | Sales Comparison Approach [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Adjustment for differences between comparable sales 3.00% 3.00%
Other Real Estate Owned [Member] | Sales Comparison Approach [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Adjustment for differences between comparable sales 20.00% 22.00%
Other Real Estate Owned [Member] | Income Approach [Member] | Minimum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Capitalization rate 9.50% 9.50%
Other Real Estate Owned [Member] | Income Approach [Member] | Maximum [Member]    
Fair Value Inputs, Assets, Quantitative Information [Line Items]    
Capitalization rate 11.00% 11.00%