Loans And Leases (Total Loans And Leases Outstanding) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	$ 399,239		$ 396,498
Less allowance for credit losses	(4,306)	(6,690)	(6,838)	(6,557)	(6,214)	(6,164)
Net loans and leases	394,933		389,660
Residential Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	23,814		25,835
Less allowance for credit losses	(183)	(309)	(306)	(406)	(378)	(383)
Commercial Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	226,629		234,202
Less allowance for credit losses	(2,633)	(3,110)	(3,094)	(3,386)	(2,860)	(3,442)
Commercial Term [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	88,466		81,888
Less allowance for credit losses	(570)	(484)	(506)	(488)	(485)	(474)
Commercial Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	15,489		12,247
Less allowance for credit losses	(202)	(2,004)	(1,536)	(1,425)	(1,455)	(1,029)
Leases Financing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	3		67
Less allowance for credit losses			(3)	(3)	(5)	(10)
Consumer: Home Equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	38,626		35,322
Less allowance for credit losses	(192)	(181)	(178)	(171)	(176)	(165)
Consumer: Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases	6,212		6,937
Less allowance for credit losses	$ (78)	$ (80)	$ (86)	$ (90)	$ (92)	$ (95)