Loans and Allowance for Loan Losses (Schedule of Troubled Debt Restructurings) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) N	Dec. 31, 2014 USD ($) N
One-to-four family residential loans [Member]
Number of Loans | N	1
Pre-modification Unpaid Principal Balance	$ 17
Post- modification Unpaid Principal Balance	$ 17
All other mortgage loans [Member]
Number of Loans | N		2
Pre-modification Unpaid Principal Balance		$ 1,057
Post- modification Unpaid Principal Balance		$ 1,090