Loans And Allowance For Loan Losses (Troubled Debt Restructured Loans Outstanding) (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Financing Receivable, Modifications [Line Items]
Accruing	$ 1,221	$ 20,235
Nonaccrual	5,973	6,292
Commercial Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	1,129	19,563
Nonaccrual	498	448
One-To-Four Family Residential [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	14	13
Nonaccrual	46	48
Commercial [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	78	659
Nonaccrual	$ 5,429	$ 5,796