Loans (Schedule for Loans Individually Evaluated for Impairment) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
With An Allowance Recorded:
Allowance for Loan Losses Allocated		$ 1,613		$ 1,613		$ 1,542
Unpaid Principal Balance	[1]	7,064		7,064		7,568
Recorded Investment		6,262		6,262		6,386
Average Recorded Investment		6,662	$ 8,309	6,719	$ 10,746
Interest Income Recognized		101	105	142	143
Cash Basis Recognized		100	97	140	135
Commercial and Industrial Loans and Leases
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	502		502		1,887
Recorded Investment		498		498		1,877
Average Recorded Investment		724	2,176	524	2,156
Interest Income Recognized		9	45	12	76
Cash Basis Recognized		9	45	12	76
With An Allowance Recorded:
Unpaid Principal Balance	[1]	1,516		1,516		84
Recorded Investment		1,531		1,531		87
Allowance for Loan Losses Allocated		103		103		87
Average Recorded Investment		1,554	219	1,744	2,295
Interest Income Recognized		23	1	46	1
Cash Basis Recognized		23	1	46	1
Commercial Real Estate Loans
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	1,276		1,276		1,944
Recorded Investment		1,126		1,126		1,447
Average Recorded Investment		1,191	3,326	1,338	2,879
Interest Income Recognized		66	53	77	55
Cash Basis Recognized		66	46	77	48
With An Allowance Recorded:
Unpaid Principal Balance	[1]	3,758		3,758		3,653
Recorded Investment		3,095		3,095		2,975
Allowance for Loan Losses Allocated		1,510		1,510		1,455
Average Recorded Investment		3,181	2,588	3,107	3,416
Interest Income Recognized		3	6	7	11
Cash Basis Recognized		2	5	5	10
Agricultural Loans
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	12		12		0
Recorded Investment		12		12		0
Average Recorded Investment		12	0	6	0
Interest Income Recognized		0	0	0	0
Cash Basis Recognized		0	0	0	0
With An Allowance Recorded:
Unpaid Principal Balance	[1]	0		0		0
Recorded Investment		0		0		0
Allowance for Loan Losses Allocated		0		0		0
Average Recorded Investment		0	0	0	0
Interest Income Recognized		0	0	0	0
Cash Basis Recognized		0	0	0	0
Subtotal
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	1,790		1,790		3,831
Recorded Investment		1,636		1,636		3,324
Average Recorded Investment		1,927	5,502	1,868	5,035
Interest Income Recognized		75	98	89	131
Cash Basis Recognized		75	91	89	124
With An Allowance Recorded:
Unpaid Principal Balance	[1]	5,274		5,274		3,737
Recorded Investment		4,626		4,626		3,062
Allowance for Loan Losses Allocated		1,613		1,613		1,542
Average Recorded Investment		4,735	2,807	4,851	5,711
Interest Income Recognized		26	7	53	12
Cash Basis Recognized		25	6	51	11
Loans Acquired With Deteriorated Credit Quality With No Related Allowance Recorded (Included in the Total Above)
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	0		0		289
Recorded Investment		0		0		133
Average Recorded Investment		45	950	124	974
Interest Income Recognized		62	1	62	3
Cash Basis Recognized		62	1	62	3
Loans Acquired With Deteriorated Credit Quality With An Additional Allowance Recorded (Included in the Total Above)
With An Allowance Recorded:
Unpaid Principal Balance	[1]	735		735		759
Recorded Investment		197		197		209
Allowance for Loan Losses Allocated		10		10		$ 10
Average Recorded Investment		286	32	292	32
Interest Income Recognized		0	0	0	1
Cash Basis Recognized		$ 0	$ 0	$ 0	$ 1

[1] Unpaid Principal Balance is the remaining contractual payments inclusive of partial charge-offs.