Loans And Allowance For Loan Losses (Troubled Debt Restructured Loans Outstanding) (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable, Modifications [Line Items]
Accruing	$ 1,139	$ 1,178
Nonaccrual	3,568	3,844
Commercial Real Estate [Member] | Commercial Real Estate Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	1,106	1,118
Nonaccrual	280	475
One-To-Four Family Residential [Member] | Residential Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	15	15
Nonaccrual	45	46
Commercial [Member] | Commercial Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Accruing	18	45
Nonaccrual	$ 3,243	$ 3,323