Allowance For Loan Losses And Credit Quality Of Financing Receivables (Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
Recorded Investment, Total	$ 12,174		$ 13,520
Unpaid Principal Balance, Total	14,249		15,307
Related Allowance	667		485
Average Recorded Investment, With no recorded allowance	6,813	10,178
Average Recorded Investment, With an allowance recorded	6,169	9,814
Average Recorded Investment, Total	12,982	19,992
Interest Income Recognized, With no recorded allowance	28	2
Interest Income Recognized, With an allowance recorded	5	8
Interest Income Recognized, Total	33	10
Commercial And Industrial [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment, With an allowance recorded		141
Construction [Member]
Financing Receivable, Impaired [Line Items]
Average Recorded Investment, With no recorded allowance		2,262
Average Recorded Investment, With an allowance recorded		546
Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance	4,363		7,394
Recorded Investment, With an allowance recorded	5,316		3,500
Recorded Investment, Total	9,679		10,894
Unpaid Principal Balance, With no related allowance	5,225		7,967
Unpaid Principal Balance, With an allowance recorded	6,411		4,595
Unpaid Principal Balance, Total	11,636		12,562
Related Allowance	559		322
Average Recorded Investment, With no recorded allowance	4,968	6,145
Average Recorded Investment, With an allowance recorded	5,319	7,650
Interest Income Recognized, With no recorded allowance	8	2
Interest Income Recognized, With an allowance recorded	1	5
Residential Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance	1,678		1,849
Recorded Investment, With an allowance recorded	814		777
Recorded Investment, Total	2,492		2,626
Unpaid Principal Balance, With no related allowance	1,703		1,874
Unpaid Principal Balance, With an allowance recorded	907		871
Unpaid Principal Balance, Total	2,610		2,745
Related Allowance	105		163
Average Recorded Investment, With no recorded allowance	1,845	1,771
Average Recorded Investment, With an allowance recorded	849	1,477
Interest Income Recognized, With no recorded allowance	20
Interest Income Recognized, With an allowance recorded	4	3
Consumer And Other [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With an allowance recorded	3
Recorded Investment, Total	3
Unpaid Principal Balance, With an allowance recorded	3
Unpaid Principal Balance, Total	3
Related Allowance	3
Average Recorded Investment, With an allowance recorded	$ 1