Allowance For Loan Losses (Summary Of Activity In And The Composition Of The Allowance For Loan Losses By Loan Segment And Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	$ 9,459	$ 8,690	$ 9,302	$ 8,702
Charge-offs	(216)	(559)	(948)	(1,135)
Recoveries	56	6	125	70
Provisions	150	650	970	1,150
Ending Balance	9,449	8,787	9,449	8,787
Commercial Related Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	7,936	7,378	8,032	8,120
Charge-offs	(85)	(276)	(582)	(609)
Recoveries	41	3	64	14
Provisions	(1,148)	986	(770)	566
Ending Balance	6,744	8,091	6,744	8,091
Builder & Developer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,576	1,680	1,571	2,170
Charge-offs	0	(215)	(62)	(217)
Recoveries	0	0	0	0
Provisions	(400)	119	(333)	(369)
Ending Balance	1,176	1,584	1,176	1,584
Commercial Real Estate Investor [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,213	1,239	1,259	2,003
Charge-offs	0	0	0	(68)
Recoveries	0	0	0	0
Provisions	188	78	142	(618)
Ending Balance	1,401	1,317	1,401	1,317
Residential Real Estate Investor [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,181	900	1,195	505
Charge-offs	(85)	(15)	(310)	(15)
Recoveries	0	0	0	0
Provisions	265	140	476	535
Ending Balance	1,361	1,025	1,361	1,025
Hotel/Motel [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	505	449	485	394
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provisions	(13)	0	7	55
Ending Balance	492	449	492	449
Wholesale & Retail [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,856	1,690	1,913	1,806
Charge-offs	0	0	(210)	0
Recoveries	25	3	47	14
Provisions	(1,239)	436	(1,108)	309
Ending Balance	642	2,129	642	2,129
Manufacturing [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	201	164	237	151
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provisions	0	58	(36)	71
Ending Balance	201	222	201	222
Agriculture [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	253	194	202	184
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provisions	21	(3)	72	7
Ending Balance	274	191	274	191
Other Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,151	1,062	1,170	907
Charge-offs	0	(46)	0	(309)
Recoveries	16	0	17	0
Provisions	30	158	10	576
Ending Balance	1,197	1,174	1,197	1,174
Consumer Related Loan [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	589	367	599	345
Charge-offs	(131)	(283)	(366)	(526)
Recoveries	15	3	61	56
Provisions	140	446	319	658
Ending Balance	613	533	613	533
Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	77	78	124	88
Charge-offs	0	(76)	(28)	(115)
Recoveries	0	0	1	41
Provisions	(8)	133	(28)	121
Ending Balance	69	135	69	135
Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	236	152	237	86
Charge-offs	(25)	(42)	(99)	(170)
Recoveries	2	1	8	1
Provisions	24	77	91	271
Ending Balance	237	188	237	188
Consumer Related Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	276	137	238	171
Charge-offs	(106)	(165)	(239)	(241)
Recoveries	13	2	52	14
Provisions	124	236	256	266
Ending Balance	307	210	307	210
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	934	945	671	237
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provisions	1,158	(782)	1,421	(74)
Ending Balance	$ 2,092	$ 163	$ 2,092	$ 163