Allowance For Loan Losses & Unfunded Loan Commitments (Loans And Their Related Allowance For Loan Losses, By Portfolio Segment ) (Tables) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012		Mar. 31, 2012	Dec. 31, 2011		Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	$ 3,702			$ 4,449
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	12,582			11,899
Loans and Leases Receivable, Allowance	16,284		16,339	16,348		16,018	15,275	14,364
Financing Receivable, Individually Evaluated for Impairment	34,871			32,960
Financing Receivable, Collectively Evaluated for Impairment	570,030			559,632
Total Loans	604,901			592,592		615,105
Other Commitment	69			79
SBA loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	847	[1]		1,694	[2]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	2,354			2,394
Loans and Leases Receivable, Allowance	3,201		3,639	4,088		4,297	4,254	4,198
Financing Receivable, Individually Evaluated for Impairment	3,757			6,316
Financing Receivable, Collectively Evaluated for Impairment	62,712			65,527
Total Loans	66,469			71,843
SBA 504 loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	132			1
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,199			1,422
Loans and Leases Receivable, Allowance	1,331		1,285	1,423		1,410	1,622	1,551
Financing Receivable, Individually Evaluated for Impairment	6,111			6,458
Financing Receivable, Collectively Evaluated for Impairment	39,136			48,650
Total Loans	45,247			55,108
Total Commercial Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	2,723			2,754
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	6,033			5,375
Loans and Leases Receivable, Allowance	8,756		8,361	8,129		7,669	6,785	6,011
Financing Receivable, Individually Evaluated for Impairment	25,003			20,186
Financing Receivable, Collectively Evaluated for Impairment	285,328			262,918
Total Loans	310,331			283,104
Total residential mortgage loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	1,836			1,703
Loans and Leases Receivable, Allowance	1,836		1,770	1,703		1,762	1,799	1,679
Financing Receivable, Collectively Evaluated for Impairment	136,514			134,090
Total Loans	136,514			134,090
Total consumer [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	522			536
Loans and Leases Receivable, Allowance	522		527	536		569	527	586
Financing Receivable, Collectively Evaluated for Impairment	46,340			48,447
Total Loans	46,340			48,447
Unallocated Financing Receivables [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Financing Receivable, Allowance for Credit Losses, Collectively Evaluated for Impairment	638			469
Loans and Leases Receivable, Allowance	$ 638		$ 757	$ 469		$ 311	$ 288	$ 339

[1] (1) Balances are reduced by amount guaranteed by the Small Business Administration of $526 thousand at June 30, 2012.

[2] (1) Balances are reduced by amount guaranteed by the SBA of $939 thousand at December 31, 2011.