Allowance For Loan Losses & Unfunded Loan Commitments (Activity In The Allowance For Loan Losses By Portfolio Segment ) (Tables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	$ 16,284	$ 16,018	$ 16,348	$ 14,364
Charge-offs	(2,259)	(1,085)	(4,931)	(4,155)
Recoveries	269	114	677	588
Net charge-offs	(1,990)	(971)	(4,254)	(3,567)
Provision for loan losses charged to expense	1,000	1,400	3,200	5,650
Ending Balance	15,294	16,447	15,294	16,447
SBA loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	3,201	4,297	4,088	4,198
Charge-offs	(254)	(310)	(1,081)	(1,613)
Recoveries	195	111	496	185
Net charge-offs	(59)	(199)	(585)	(1,428)
Provision for loan losses charged to expense	(37)	223	(398)	1,551
Ending Balance	3,105	4,321	3,105	4,321
SBA 504 loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,331	1,410	1,423	1,551
Charge-offs	(481)	(325)	(808)	(750)
Recoveries	15		58	82
Net charge-offs	(466)	(325)	(750)	(668)
Provision for loan losses charged to expense	342	533	534	735
Ending Balance	1,207	1,618	1,207	1,618
Total Commercial Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	8,756	7,669	8,129	6,011
Charge-offs	(1,428)	(450)	(2,314)	(1,519)
Recoveries	58	3	122	315
Net charge-offs	(1,370)	(447)	(2,192)	(1,204)
Provision for loan losses charged to expense	527	346	1,976	2,761
Ending Balance	7,913	7,568	7,913	7,568
Total residential mortgage loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	1,836	1,762	1,703	1,679
Charge-offs	(65)		(672)	(142)
Recoveries				4
Net charge-offs	(65)		(672)	(138)
Provision for loan losses charged to expense	66	4	806	225
Ending Balance	1,837	1,766	1,837	1,766
Total consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	522	569	536	586
Charge-offs	(31)		(56)	(131)
Recoveries	1		1	2
Net charge-offs	(30)		(55)	(129)
Provision for loan losses charged to expense	14	(20)	25	92
Ending Balance	506	549	506	549
Unallocated Financing Receivables [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning Balance	638	311	469	339
Provision for loan losses charged to expense	88	314	257	286
Ending Balance	$ 726	$ 625	$ 726	$ 625