Loans (Schedule of Recorded Investment in Nonaccrual Loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	$ 3,143	$ 5,970
Loans Past Due 90 Days or More & Still Accruing	146	143
Commercial and Industrial Loans and Leases
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	134	161
Loans Past Due 90 Days or More & Still Accruing	98	68
Commercial Real Estate Loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	2,047	3,460
Loans Past Due 90 Days or More & Still Accruing	48	0
Agricultural Loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	0	0
Loans Past Due 90 Days or More & Still Accruing	0	75
Home Equity Loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	204	268
Loans Past Due 90 Days or More & Still Accruing	0	0
Consumer Loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	90	196
Loans Past Due 90 Days or More & Still Accruing	0	0
Residential Mortgage Loans
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	668	1,885
Loans Past Due 90 Days or More & Still Accruing	0	0
Loans Acquired With Deteriorated Credit Quality (Included in the Total Above)
Financing Receivable, Recorded Investment, Past Due [Line Items]
Non-Accrual	68	1,154
Loans Past Due 90 Days or More & Still Accruing	$ 0	$ 0