Loans And Leases (Loans Modified As TDRs By Class Of Loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 3,027	$ 3,130
Nonperforming Financing Receivable [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	131	144
Commercial [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 131	$ 144