Loans (Impaired Loans With Associated Allowance Amount) (Tables) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	$ 13,527	$ 14,806
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	14,544	18,154
Impaired Financing Receivable, Unpaid Principal Balance	28,071	32,960
Homogenously collectively evaluated impaired loans	5,947	6,305
Impaired Financing Receivable, Related Allowance	2,382	4,449
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	2,382	4,449
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	12,912	11,899
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	13,527	14,806
Impaired Financing Receivable, with Related Allowance, Recorded Investment	12,162	13,705
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	25,689	28,511
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	5,947	6,305
Impaired Financing Receivable, Total Gross Impaired Loans	34,018	39,265
Impaired financing receivable, net exposure	31,636	34,816
SBA loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	1,354	1,553
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	2,180	4,763
Impaired Financing Receivable, Unpaid Principal Balance	3,534	6,316
Impaired Financing Receivable, Related Allowance	850	1,694
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	850	1,694
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	2,255	2,394
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	1,354	1,553
Impaired Financing Receivable, with Related Allowance, Recorded Investment	1,330	3,069
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	2,684	4,622
SBA 504 loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	5,483	5,331
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		1,127
Impaired Financing Receivable, Unpaid Principal Balance	5,483	6,458
Impaired Financing Receivable, Related Allowance		1
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment		1
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,207	1,422
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	5,483	5,331
Impaired Financing Receivable, with Related Allowance, Recorded Investment		1,126
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	5,483	6,457
Commercial other [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	2,036	1,725
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	112	75
Impaired Financing Receivable, Unpaid Principal Balance	2,148	1,800
Impaired Financing Receivable, Related Allowance	112	75
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	112	75
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	2,036	1,725
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	2,036	1,725
Commercial real estate [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	4,654	6,197
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	12,252	11,589
Impaired Financing Receivable, Unpaid Principal Balance	16,906	17,786
Impaired Financing Receivable, Related Allowance	1,420	2,530
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,420	2,530
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	4,654	6,197
Impaired Financing Receivable, with Related Allowance, Recorded Investment	10,832	9,059
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	15,486	15,256
Commercial real estate construction [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance		600
Impaired Financing Receivable, Unpaid Principal Balance		600
Impaired Financing Receivable, Related Allowance		149
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment		149
Impaired Financing Receivable, with Related Allowance, Recorded Investment		451
Impaired Financing Receivable, Individually evaluated for impairment, net exposure		451
Total Commercial Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance	6,690	7,922
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance	12,364	12,264
Impaired Financing Receivable, Unpaid Principal Balance	19,054	20,186
Impaired Financing Receivable, Related Allowance	1,532	2,754
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,532	2,754
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	6,381	5,375
Impaired Financing Receivable, with No Related Allowance, Recorded Investment	6,690	7,922
Impaired Financing Receivable, with Related Allowance, Recorded Investment	10,832	9,510
Impaired Financing Receivable, Individually evaluated for impairment, net exposure	17,522	17,432
Residential mortgages [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	2,523	1,831
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	2,523	1,831
Residential Construction Segment [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans		2,169
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure		2,169
Residential Purchased Mortgages Segment [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	3,167	2,037
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	3,167	2,037
Total residential mortgage loans [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	5,690	6,037
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,837	1,703
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	5,690	6,037
Home equity [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	248	259
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	248	259
Consumer other [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	9	9
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	9	9
Total consumer [Member]
Financing Receivable, Impaired [Line Items]
Homogenously collectively evaluated impaired loans	257	268
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	506	536
Impaired Financing Receivable, Collectively evaluated for impairment, net exposure	$ 257	$ 268