Loans (Schedule for Loans Individually Evaluated for Impairment) (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	$ 5,484		$ 5,484		$ 1,465
Recorded Investment		3,789		3,789		941
Average Recorded Investment		6,279	$ 1,927
Interest Income Recognized		9	75
Cash Basis Recognized		2	75
With An Allowance Recorded:
Unpaid Principal Balance	[1]	2,398		2,398		3,610
Recorded Investment		2,271		2,271		3,494
Allowance for Loan Losses Allocated		1,165		1,165		1,202
Average Recorded Investment		2,266	4,735
Interest Income Recognized		1	26
Cash Basis Recognized		0	25
Unpaid Principal Balance	[1]	7,882		7,882		5,075
Recorded Investment		6,060		6,060		4,435
Average Recorded Investment		8,545	6,662	7,975	$ 6,719
Interest Income Recognized		10	101	53	142
Cash Basis Recognized		2	100	17	140
Commercial and Industrial Loans and Leases
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	241		241		161
Recorded Investment		168		168		161
Average Recorded Investment		279	724	572	524
Interest Income Recognized		3	9	25	12
Cash Basis Recognized		1	9	12	12
With An Allowance Recorded:
Unpaid Principal Balance	[1]	86		86		1,403
Recorded Investment		86		86		1,417
Allowance for Loan Losses Allocated		76		76		106
Average Recorded Investment		86	1,554	107	1,744
Interest Income Recognized		0	23	0	46
Cash Basis Recognized		0	23	0	46
Commercial Real Estate Loans
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	4,278		4,278		1,292
Recorded Investment		2,808		2,808		768
Average Recorded Investment		4,943	1,191	4,067	1,338
Interest Income Recognized		6	66	24	77
Cash Basis Recognized		1	66	4	77
With An Allowance Recorded:
Unpaid Principal Balance	[1]	2,312		2,312		2,207
Recorded Investment		2,185		2,185		2,077
Allowance for Loan Losses Allocated		1,089		1,089		1,096
Average Recorded Investment		2,180	3,181	2,199	3,107
Interest Income Recognized		1	3	2	7
Cash Basis Recognized		0	2	0	5
Agricultural Loans
With No Related Allowance Recorded:
Unpaid Principal Balance	[1]	965		965		12
Recorded Investment		813		813		12
Average Recorded Investment		1,057	12	1,030	6
Interest Income Recognized		0	0	2	0
Cash Basis Recognized		0	0	1	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:
Average Recorded Investment				5,669	1,868
Interest Income Recognized				51	89
Cash Basis Recognized				17	89
With An Allowance Recorded:
Average Recorded Investment				2,306	4,851
Interest Income Recognized				2	53
Cash Basis Recognized				0	51
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]	3,890		3,890		528
Recorded Investment		2,342		2,342		0
Average Recorded Investment		3,739	45	3,511	124
Interest Income Recognized		4	62	12	62
Cash Basis Recognized		1	62	2	62
Loans Acquired With Deteriorated Credit Quality With An Additional Allowance Recorded (Included in the Total Above)
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	286	0	292
Interest Income Recognized		0	0	0	0
Cash Basis Recognized		$ 0	$ 0	$ 0	$ 0

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