Loans And Leases (Loans Modified As TDRs By Class Of Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015	Sep. 30, 2015
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 3,648	$ 5,276
Nonperforming Financing Receivable [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	318	356
Single-Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment			$ 9
Single-Family Residential [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	161	161
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	339
Commercial [Member] | Nonperforming Financing Receivable [Member]
Financing Receivable, Modifications [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 157	$ 195