Loans and ALLL (Narrative) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($) NumberofLoan	Jun. 30, 2015 USD ($) loan NumberofLoan	Jun. 30, 2016 USD ($) NumberofLoan	Jun. 30, 2015 USD ($) loan NumberofLoan	Dec. 31, 2015 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Restructure of Loans through Forbearance of Principal or Accrued Interest | NumberofLoan	0	0	0	0
Migration analysis of loan portfolio period			5 years
Threshold period of continuous performance to return loans to accrual status			6 months
Advance in connection with impaired loans	$ 0		$ 0		$ 0
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | NumberofLoan	0		0
Minimum [Member] | 4 - Low satisfactory [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Delinquency period			10 days
Minimum [Member] | 5 - Special mention [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Delinquency period			30 days
Maximum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, amortization term			30 years
Maximum [Member] | 4 - Low satisfactory [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Delinquency period			30 days
Maximum [Member] | 5 - Special mention [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Delinquency period			60 days
Residential, Junior Liens, Financing Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Modifications, Pre-Default, Recorded Investment		$ 39		$ 39
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down		$ 39		$ 39
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | loan		1		1
Financing Receivable, Modifications, Subsequent Default, Recorded Investment		$ 0		$ 0
Commercial, Agricultural, and Residential Portfolio Segments [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of days past due (or more), accrual of interest discontinued			90 days
Total Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum days of consumer loan charged off			180 days
Total Consumer [Member] | Maximum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing receivable, amortization term			12 years
Commercial and Agricultural [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum percentage of loan			0.80
Commercial and Agricultural [Member] | Customer Concentration Risk [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum amount of loans			$ 15,000
Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum percentage of loan			0.97
Maximum percentage of principal, interest, taxes and hazard insurance on property over gross income			0.28
Maximum percentage of debt servicing over gross income			0.36
Maximum amount without corporation approval			$ 500
Residential, Privately Insured, Financing Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Maximum percentage of loan			0.80