Loans (TDR Number Of Contracts Modified And Recorded Investment) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016 USD ($) contracts	Jun. 30, 2015 USD ($) contracts	Jun. 30, 2016 USD ($) contracts	Jun. 30, 2015 USD ($) contracts
Financing Receivable, Recorded Investment [Line Items]
Additional Specific Reserves Related To Troubled Debt Restructuring	$ 950	$ 104	$ 975	$ 961
Troubled Debt Restructuring, Classification removed	$ 917		$ 1,700
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	46	86	49	91
Number of Contracts | contracts	110	126	194	232
Total Recorded Investment	$ 8,827	$ 3,979	$ 10,794	$ 7,416
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 1,747	$ 1,727	$ 1,775	$ 1,753
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	0	0	0	1
Total Recorded Investment				$ 20
Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	5	0	5
Number of Contracts | contracts	10	12	17	25
Total Recorded Investment	$ 3,299	$ 1,789	$ 3,996	$ 2,506
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period		$ 56		$ 56
Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0	0	0
Number of Contracts | contracts	1	0	1	0
Total Recorded Investment	$ 196		$ 196
Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	2	1	2	1
Number of Contracts | contracts	1	6	3	9
Total Recorded Investment	$ 132	$ 832	$ 695	$ 1,266
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 563	$ 102	$ 563	$ 102
Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	3	13	3	14
Number of Contracts | contracts	4	8	9	15
Total Recorded Investment	$ 441	$ 541	$ 752	$ 1,069
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 288	$ 793	$ 288	$ 796
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	1	1	1	1
Total Recorded Investment	$ 10	$ 20	$ 10	$ 21
Residential Real Estate Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	$ 42	$ 57	$ 42	$ 57
SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0	0	0
Number of Contracts | contracts	0	0	0	0
Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	1	0	1
Number of Contracts | contracts	2	6	8	16
Total Recorded Investment	$ 55	$ 74	$ 237	$ 342
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period		$ 5		$ 5
Consumer Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	39	60	42	64
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 311	$ 441	$ 339	$ 464
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 0	$ 0	$ 0
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	1	0	1
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 20	$ 0	$ 20
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	1	2	1	2
Number of Contracts | contracts	4	0	4	6
Total Recorded Investment	$ 3,907		$ 3,908	$ 1,291
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 582	$ 250	$ 582	$ 250
Residential Real Estate Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	1	3	1	3
Number of Contracts | contracts	2	3	2	3
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 3	$ 60	$ 3	$ 60
Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	85	90	149	156
Total Recorded Investment	$ 745	$ 666	$ 958	$ 844
Finance Leases Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Subsequent Default, Number of Contracts, During Period | contracts	0	0	0	0
Financing Receivable, Modifications, Subsequent Default, Recorded Investment, During Period	$ 0	$ 0	$ 0	$ 0
Accruing [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	3,555	1,012	3,729	1,753
Accruing [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	0	0	0	0
Accruing [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	51	896	51	1,107
Accruing [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	0	39	98	365
Accruing [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	0	0	0	0
Accruing [Member] | Residential Real Estate Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	39		39
Accruing [Member] | Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	17	37	80	228
Accruing [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	3,326		3,327
Accruing [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	122	40	134	53
Nonaccrual [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	5,272	2,967	7,065	5,663
Nonaccrual [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment				20
Nonaccrual [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	3,248	893	3,945	1,399
Nonaccrual [Member] | Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	196		196
Nonaccrual [Member] | Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	132	832	695	1,266
Nonaccrual [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	441	502	654	704
Nonaccrual [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	10	20	10	21
Nonaccrual [Member] | Residential Real Estate Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	3	57	3	57
Nonaccrual [Member] | Residential Real Estate Home Equity Line Of Credit [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	38	37	157	114
Nonaccrual [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	581		581	1,291
Nonaccrual [Member] | Consumer [Member]
Financing Receivable, Recorded Investment [Line Items]
Total Recorded Investment	$ 623	$ 626	$ 824	$ 791