LOANS AND THE ALLOWANCE FOR CREDIT LOSSES (Loan Loss Experience And Activity In The Allowance For Credit Losses) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 11,833	$ 12,042	$ 11,562
Charge-offs	(249)	(231)	(412)
Recoveries	140	68	128
Provision (credit)	316	(46)	764
Ending balance	12,040	11,833	12,042
Commercial, Financial And Agricultural [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	2,583	2,740	2,915
Charge-offs	(29)	(34)	(20)
Recoveries	34	10	62
Provision (credit)	108	(133)	(217)
Ending balance	2,696	2,583	2,740
Municipal Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	623	758	494
Provision (credit)	(33)	(135)	264
Ending balance	590	623	758
Real Estate Loans – Residential [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	3,038	2,995	3,333
Charge-offs	(112)	(25)	(289)
Recoveries	52	24	6
Provision (credit)	(96)	44	(55)
Ending balance	2,882	3,038	2,995
Real Estate Loans – Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	5,209	5,040	4,605
Charge-offs			(1)
Recoveries	2	1	40
Provision (credit)	175	168	396
Ending balance	5,386	5,209	5,040
Real Estate Loans – Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	325	481	187
Recoveries			1
Provision (credit)	95	(156)	293
Ending balance	420	325	481
Installment Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	13	18	17
Charge-offs	(108)	(2)	(9)
Recoveries	52	2	6
Provision (credit)	109	(5)	4
Ending balance	66	13	18
All Other Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	42	10	11
Charge-offs		(170)	(93)
Recoveries		31	13
Provision (credit)	$ (42)	171	79
Ending balance		$ 42	$ 10