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Loans (Recorded Investment In Financing Receivable Modified As TDR Within 12 Months) (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015 USD ($) contracts	Jun. 30, 2014 USD ($) contracts	Jun. 30, 2015 USD ($) contracts	Jun. 30, 2014 USD ($) contracts	Dec. 31, 2014 USD ($)
Financing Receivable, Recorded Investment [Line Items]
Troubled Debt Restructuring, Classification removed		$ 600	$ 0	$ 1,600
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	126	119	232	211
Number of Contracts | contracts	86	84	91	94
Recorded Investment	$ 1,727	$ 3,300	$ 1,753	$ 3,493
Financing Receivable, Modifications, Recorded Investment, During Period	3,979	$ 2,892	7,416	$ 4,153
Troubled Debt Restructuring Included In Nonaccrual Loans	40,100		40,100		$ 47,500
Nonaccrual Trouble Debt Restructuring Current	$ 18,100		$ 18,100		$ 15,700
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	1	1	1	1
Financing Receivable, Modifications, Recorded Investment, During Period	$ 20	$ 3	$ 21	$ 3
Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	12	5	25	10
Number of Contracts | contracts	5	6	5	7
Recorded Investment	$ 56	$ 370	$ 56	$ 374
Financing Receivable, Modifications, Recorded Investment, During Period	$ 1,789	$ 294	$ 2,506	$ 352
SEPH Commercial Land and Development [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	0	0	0	0
Number of Contracts | contracts	0	0	0	0
Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	0	2	0	2
Number of Contracts | contracts	0	0	0	0
Financing Receivable, Modifications, Recorded Investment, During Period		$ 549		$ 208
Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	6	0	9	2
Number of Contracts | contracts	1	1	1	1
Recorded Investment	$ 102	$ 29	$ 102	$ 29
Financing Receivable, Modifications, Recorded Investment, During Period	$ 832		$ 1,266	$ 48
Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	8	13	15	20
Number of Contracts | contracts	13	18	14	21
Recorded Investment	$ 793	$ 1,249	$ 796	$ 1,379
Financing Receivable, Modifications, Recorded Investment, During Period	$ 541	$ 732	$ 1,069	$ 1,321
Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	6	5	16	5
Number of Contracts | contracts	1	1	1	1
Recorded Investment	$ 5	$ 168	$ 5	$ 168
Financing Receivable, Modifications, Recorded Investment, During Period	$ 74	$ 276	$ 342	$ 276
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	0	0	1	0
Financing Receivable, Modifications, Recorded Investment, During Period			$ 20
Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	$ 57	$ 97	$ 57	$ 98
Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	90	88	156	159
Financing Receivable, Modifications, Recorded Investment, During Period	$ 666	$ 626	$ 844	$ 851
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	0	3	6	6
Number of Contracts | contracts	2	4	2	4
Recorded Investment	$ 250	$ 939	$ 250	$ 939
Financing Receivable, Modifications, Recorded Investment, During Period		$ 315	$ 1,291	$ 996
Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	1	1	1	1
Recorded Investment	$ 20	$ 3	$ 20	$ 3
Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Number of Contracts, During Period | contracts	3	2	3	6
Number of Contracts | contracts	3	4	3	5
Recorded Investment	$ 60	$ 162	$ 60	$ 185
Consumer Loan [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	60	49	64	54
Recorded Investment	$ 441	$ 380	$ 464	$ 416
Finance Leases Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Number of Contracts | contracts	0	0	0	0
Recorded Investment	$ 0	$ 0	$ 0	$ 0
Accruing Financing Receivable Modifications [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	1,012	918	1,753	1,380
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	0	0	0	0
Accruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	896		1,107	158
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	39	357	365	457
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	37	108	228	108
Accruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	0	0	0	0
Accruing Financing Receivable Modifications [Member] | Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period		93		95
Accruing Financing Receivable Modifications [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	40	360	53	562
Nonaccruing Financing Receivable Modifications [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	2,967	1,974	5,663	2,773
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	20	3	21	3
Nonaccruing Financing Receivable Modifications [Member] | Commercial Financial And Agricultural [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	893	294	1,399	194
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Remaining Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period		549		208
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Commercial [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	832		1,266	48
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	502	375	704	864
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - HELOC [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	37	168	114	168
Nonaccruing Financing Receivable Modifications [Member] | Construction Real Estate - Mortgage [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period			20
Nonaccruing Financing Receivable Modifications [Member] | Residential Real Estate - Installment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	57	4	57	3
Nonaccruing Financing Receivable Modifications [Member] | Consumer Portfolio Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period	$ 626	266	791	289
Nonaccruing Financing Receivable Modifications [Member] | Commercial Real Estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Modifications, Recorded Investment, During Period		$ 315	$ 1,291	$ 996

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