Loans (Summary Of Major Classifications For Loans) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	$ 2,577,777	$ 2,606,197
Allowance for loan losses	(20,536)	(20,575)
Net loans	2,557,241	2,585,622
Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	1,242,972	1,204,450
Allowance for loan losses	(6,464)	(6,057)
Home equity - junior liens (including lines of credit) [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	145,452	146,090
Allowance for loan losses	(1,443)	(1,672)
Commercial And Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	149,442	164,484
Allowance for loan losses	(1,105)	(1,139)
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	993,552	1,040,866
Allowance for loan losses	(10,397)	(10,775)
Consumer Loan [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	42,858	46,402
Demand Deposit Account Overdrafts [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross loans	3,501	3,905
Allowance for loan losses	$ (1,046)	$ (855)