Loans (Details 7) - TDRs [Member] $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($) Numbers	Sep. 30, 2015 USD ($) Numbers	Sep. 30, 2016 USD ($) Numbers	Sep. 30, 2015 USD ($) Numbers
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	14	10	31	37
Troubled Debt Restructurings, Recorded Investment | $	$ 420	$ 321	$ 2,478	$ 3,171
1-4 Family Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	5	0	10	3
Troubled Debt Restructurings, Recorded Investment | $	$ 86	$ 0	$ 208	$ 226
1-4 Family Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	1	0	3	4
Troubled Debt Restructurings, Recorded Investment | $	$ 8	$ 0	$ 128	$ 63
Commercial Real Estate Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	0	1	0	2
Troubled Debt Restructurings, Recorded Investment | $	$ 0	$ 72	$ 0	$ 632
Commercial Real Estate Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	2	0	4	2
Troubled Debt Restructurings, Recorded Investment | $	$ 215	$ 0	$ 870	$ 252
Agriculture Land [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	1	0	1	3
Troubled Debt Restructurings, Recorded Investment | $	$ 46	$ 0	$ 46	$ 1,552
Commercial Real Estate Other Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	0	0	0	0
Troubled Debt Restructurings, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0
Commercial Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	0	1	1	2
Troubled Debt Restructurings, Recorded Investment | $	$ 0	$ 19	$ 590	$ 73
Other Commercial Working Capital [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	0	2	1	4
Troubled Debt Restructurings, Recorded Investment | $	$ 0	$ 114	$ 226	$ 119
Home Equity and Home Improvement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	4	4	8	11
Troubled Debt Restructurings, Recorded Investment | $	$ 52	$ 114	$ 340	$ 217
Consumer Finance [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	1	2	2	6
Troubled Debt Restructurings, Recorded Investment | $	$ 13	$ 2	$ 16	$ 37
Multi Family Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans | Numbers	0		1
Troubled Debt Restructurings, Recorded Investment | $	$ 0		$ 54