XML 52 R42.htm IDEA: XBRL DOCUMENT v3.7.0.1
Loans, Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2017
Jun. 30, 2017
Jun. 30, 2016
Dec. 31, 2016
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Pledged financial instruments, securities for federal home loan bank $ 223,000,000 $ 223,000,000   $ 229,000,000
Troubled debt restructurings that subsequently defaulted within 12 months of the restructuring date 1,236,000   $ 0  
Impaired loans modified without a valuation allowance 0 0 379,000  
Impaired loans modified with a valuation allowance 23,000 23,000 $ 60,000  
Mortgage loans secured by residential real estate that were in the process of foreclosure 683,000 683,000    
Federal Home Loan Mortgage Corporation and Other Investors [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Unpaid principal balance of loans serviced for others $ 98,234,000 $ 98,234,000   $ 100,982,000
Commercial and industrial [Member] | Minimum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   1 month    
Commercial and industrial [Member] | Maximum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   5 years    
Commercial, secured by real estate [Member] | Minimum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   1 year    
Amortization period   5 years    
Balloon payments period   1 year    
Commercial, secured by real estate [Member] | Maximum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   10 years    
Amortization period   25 years    
Balloon payments period   10 years    
Loan to appraised value ratio   80.00%    
Residential real estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Home equity line of credit draw period   5 years    
Residential real estate [Member] | Minimum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   1 year    
Amortization period   5 years    
Loan to appraised value ratio   80.00%    
Residential real estate [Member] | Maximum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Adjustable rate period   10 years    
Amortization period   30 years    
Consumer [Member] | Maximum [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Amortization period   84 months