Loans (Details 8) - Subsequently Defaulted [Member] $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($) Numbers	Sep. 30, 2014 USD ($) Numbers	Sep. 30, 2015 USD ($) Numbers	Sep. 30, 2014 USD ($) Numbers
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	6	9	8	10
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 1,949	$ 1,495	$ 2,076	$ 1,677
Residential Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans		1		1
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $		$ 80		$ 80
Residential Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans		0		1
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $		$ 0		$ 182
1-4 Family Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0		0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0		$ 0
1-4 Family Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0		1
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0		$ 105
Commercial Real Estate Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	4	0	4
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 146	$ 0	$ 146
Commercial Real Estate Non Owner Occupied [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	0	0	0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0
Agriculture Land [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	0	0	0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0
Commercial Real Estate Other Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	0	0	0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0
Commercial Working Capital [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	1	4	1	4
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 120	$ 1,269	$ 120	$ 1,269
Commercial Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	5		5
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 1,829		$ 1,829
Home Equity and Home Improvement [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	0	1	0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 0	$ 22	$ 0
Consumer Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Troubled Debt Restructurings That Subsequently Defaulted, Number of Loans	0	0	0	0
Troubled Debt Restructurings That Subsequently Defaulted, Recorded Investment | $	$ 0	$ 0	$ 0	$ 0