Troubled Debt Restructurings (Loans By Class Of Financing Receivable Modified As TDRs) (Details) $ in Thousands	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2016	Sep. 30, 2016 USD ($) contract	Sep. 30, 2015 USD ($) contract	Dec. 31, 2015
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Number of Contracts		27		24
Troubled Debt Restructurings Within Previous Twelve Months [Member]
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Number of Contracts	0	1	2
Recorded Investment		$ 74	$ 135
Residential Equity Lines | Troubled Debt Restructurings Within Previous Twelve Months [Member]
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Number of Contracts | contract			1
Recorded Investment			$ 62
Residential Single Family | Troubled Debt Restructurings Within Previous Twelve Months [Member]
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Number of Contracts | contract		1
Recorded Investment		$ 74
Commercial - Non Real Estate Commercial And Industrial | Troubled Debt Restructurings Within Previous Twelve Months [Member]
Troubled Debt Restructuring, Subsequent Periods [Line Items]
Number of Contracts | contract			1
Recorded Investment			$ 73