Allowance For Credit Losses (Allowance For Credit Losses And Recorded Investments In Loans Receivables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Dec. 31, 2012
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	$ 6,690	$ 6,214	$ 6,838	$ 6,164	$ 6,164
Charge offs	(3,994)	(91)	(4,825)	(985)
Recoveries	10	59	138	103
Provisions	1,600	375	2,155	1,275
Ending balance	4,306	6,557	4,306	6,557	6,838
Ending balance: individually evaluated for impairment					1,015
Ending balance: collectively evaluated for impairment	4,306		4,306		5,823
Loans receivables, Ending Balance	399,239		399,239		396,498
Loans receivables, Ending Balance: individually evaluated for impairment	5,496		5,496		12,323
Loans receivable, Ending Balance: collectively evaluated for impairment	393,743		393,743		384,175
Reserve for unfunded loan commitments			152		125
Residential Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	309	378	306	383	383
Charge offs	1	(81)	(183)	(99)
Recoveries	5	5	75	15
Provisions	(132)	104	(15)	107
Ending balance	183	406	183	406
Ending balance: collectively evaluated for impairment	183		183		306
Loans receivables, Ending Balance	23,814		23,814		25,835
Loans receivables, Ending Balance: individually evaluated for impairment	2,499		2,499		2,386
Loans receivable, Ending Balance: collectively evaluated for impairment	21,315		21,315		23,449
Commercial Mortgage [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	3,110	2,860	3,094	3,442	3,442
Charge offs	(322)		(716)
Provisions	(155)	526	255	(56)
Ending balance	2,633	3,386	2,633	3,386	3,094
Ending balance: individually evaluated for impairment					151
Ending balance: collectively evaluated for impairment	2,633		2,633		2,943
Loans receivables, Ending Balance	226,629		226,629		234,202
Loans receivables, Ending Balance: individually evaluated for impairment	281		281		5,372
Loans receivable, Ending Balance: collectively evaluated for impairment	226,348		226,348		228,830
Reserve for unfunded loan commitments			17		9
Commercial Term [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	484	485	506	474	474
Charge offs	(13)	(10)	(235)	(28)
Recoveries		23	5	26
Provisions	99	(10)	294	16
Ending balance	570	488	570	488	506
Ending balance: collectively evaluated for impairment	570		570		506
Loans receivables, Ending Balance	88,466		88,466		81,888
Loans receivable, Ending Balance: collectively evaluated for impairment	88,466		88,466		81,888
Reserve for unfunded loan commitments			88		71
Commercial Construction [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	2,004	1,455	1,536	1,029	1,029
Charge offs	(3,648)		(3,648)	(848)
Provisions	1,846	(30)	2,314	1,244
Ending balance	202	1,425	202	1,425	1,536
Ending balance: individually evaluated for impairment					864
Ending balance: collectively evaluated for impairment	202		202		672
Loans receivables, Ending Balance	15,489		15,489		12,247
Loans receivables, Ending Balance: individually evaluated for impairment	2,554		2,554		4,326
Loans receivable, Ending Balance: collectively evaluated for impairment	12,935		12,935		7,921
Reserve for unfunded loan commitments			37		35
Leases Financing [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance		5	3	10	10
Charge offs			(26)	(1)
Recoveries	4	26	57	36
Provisions	(4)	(28)	(34)	(42)
Ending balance		3		3
Ending balance: collectively evaluated for impairment					3
Loans receivables, Ending Balance	3		3		67
Loans receivables, Ending Balance: individually evaluated for impairment					28
Loans receivable, Ending Balance: collectively evaluated for impairment	3		3		39
Consumer: Home Equity [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	181	176	178	165	165
Provisions	11	(5)	14	6
Ending balance	192	171	192	171	178
Ending balance: collectively evaluated for impairment	192		192		178
Loans receivables, Ending Balance	38,626		38,626		35,322
Loans receivables, Ending Balance: individually evaluated for impairment	60		60		64
Loans receivable, Ending Balance: collectively evaluated for impairment	38,566		38,566		35,258
Reserve for unfunded loan commitments			10		10
Consumer: Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	80	92	86	95	95
Charge offs	(12)		(17)	(9)
Recoveries	1	5	1	26
Provisions	9	(7)	8	(22)
Ending balance	78	90	78	90
Ending balance: collectively evaluated for impairment	78		78		86
Loans receivables, Ending Balance	6,212		6,212		6,937
Loans receivables, Ending Balance: individually evaluated for impairment	102		102		147
Loans receivable, Ending Balance: collectively evaluated for impairment	6,110		6,110		6,790
Unallocated [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance	522	763	1,129	566	566
Provisions	(74)	(175)	(681)	22
Ending balance	448	588	448	588
Ending balance: collectively evaluated for impairment	$ 448		$ 448		$ 1,129