Allowance For Loan Losses And Credit Quality Of Financing Receivables (Changes In The Allowance For Loan Losses) (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	$ 5,647	$ 6,260	$ 4,976	$ 7,210
Charge-offs	(862)	(660)	(2,083)	(3,510)
Recoveries	370	17	420	99
Provision	500	1,104	2,342	2,922
Ending balance	5,655	6,721	5,655	6,721
Commercial And Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	249	430	271	304
Charge-offs			(6)
Recoveries				2
Provision	(10)	183	(26)	307
Ending balance	239	613	239	613
Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	400	170	223	294
Charge-offs	(19)	(122)	(141)	(830)
Provision	16	131	315	715
Ending balance	397	179	397	179
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	3,472	4,547	3,395	4,833
Charge-offs	(747)	(264)	(1,759)	(2,081)
Recoveries	343	2	387	71
Provision	358	153	1,403	1,615
Ending balance	3,426	4,438	3,426	4,438
Residential Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	990	1,055	869	987
Charge-offs	(89)	(266)	(155)	(546)
Recoveries	24		24
Provision	(58)	393	129	741
Ending balance	867	1,182	867	1,182
Consumer Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	15	11	38	9
Charge-offs	(7)	(8)	(22)	(53)
Recoveries	3	15	9	26
Provision	4	(10)	(10)	26
Ending balance	15	8	15	8
Unallocated Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	521	47	180	783
Provision	190	254	531	(482)
Ending balance	$ 711	$ 301	$ 711	$ 301