Loans (Details 7) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) Numbers	Jun. 30, 2014 USD ($) Numbers	Jun. 30, 2015 USD ($) Numbers	Jun. 30, 2014 USD ($) Numbers
Residential Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	7		15
Troubled Debt Restructurings, Recorded Investment | $		$ 674		$ 1,372
Residential Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	0		0
Troubled Debt Restructurings, Recorded Investment | $		$ 0		$ 0
TDRs [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	16	21	27	36
Troubled Debt Restructurings, Recorded Investment | $	$ 3,291	$ 1,500	$ 3,634	$ 3,592
TDRs [Member] | Residential Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	1		3
Troubled Debt Restructurings, Recorded Investment | $	$ 9		$ 226
TDRs [Member] | Residential Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	0		4
Troubled Debt Restructurings, Recorded Investment | $	$ 0		$ 65
TDRs [Member] | Commercial Real Estate Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	1	0	1	0
Troubled Debt Restructurings, Recorded Investment | $	$ 582	$ 0	$ 582	$ 0
TDRs [Member] | Commercial Real Estate Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	2	0	2	1
Troubled Debt Restructurings, Recorded Investment | $	$ 260	$ 0	$ 260	$ 358
TDRs [Member] | Agriculture Land [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	3	0	3	0
Troubled Debt Restructurings, Recorded Investment | $	$ 1,555	$ 0	$ 1,555	$ 0
TDRs [Member] | Commercial Real Estate Other Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	0	0	0	0
Troubled Debt Restructurings, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0
TDRs [Member] | Commercial Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	1		1
Troubled Debt Restructurings, Recorded Investment | $	$ 57		$ 57
TDRs [Member] | Other Commercial Working Capital [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	2	9	2	11
Troubled Debt Restructurings, Recorded Investment | $	$ 526	$ 727	$ 526	$ 1,676
TDRs [Member] | Home Equity and Home Improvement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	4	4	7	7
Troubled Debt Restructurings, Recorded Investment | $	$ 268	$ 82	$ 326	$ 167
TDRs [Member] | Consumer Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings, Number of Loans	2	1	4	2
Troubled Debt Restructurings, Recorded Investment | $	$ 34	$ 17	$ 37	$ 19