Loans and Allowance for Loan Losses (Schedule of Loans Receivable by Credit Risk Profile) (Details) - USD ($) $ in Thousands		Dec. 31, 2016		Dec. 31, 2015
Loans Receivable, gross		$ 340,789		$ 304,788
One-to-four family residential [Member]
Loans Receivable, gross		193,424	[1]	179,732
One-to-four family residential [Member] | Pass [Member]
Loans Receivable, gross	[1]	189,975		172,617
One-to-four family residential [Member] | Special Mention [Member]
Loans Receivable, gross	[1]			1,406
One-to-four family residential [Member] | Substandard [Member]
Loans Receivable, gross	[1]	3,449		5,709
All other mortgage loans [Member]
Loans Receivable, gross	[1]	121,957		105,121
All other mortgage loans [Member] | Pass [Member]
Loans Receivable, gross	[1]	119,503		100,961
All other mortgage loans [Member] | Special Mention [Member]
Loans Receivable, gross	[1]			1,881
All other mortgage loans [Member] | Substandard [Member]
Loans Receivable, gross	[1]	788		2,279
Commercial business loans [Member]
Loans Receivable, gross	[1]	23,215		18,031
Commercial business loans [Member] | Pass [Member]
Loans Receivable, gross	[1]	22,427		17,893
Commercial business loans [Member] | Special Mention [Member]
Loans Receivable, gross	[1]			105
Commercial business loans [Member] | Substandard [Member]
Loans Receivable, gross	[1]	788		33
Consumer loans [Member]
Loans Receivable, gross	[1]	2,193		1,904
Consumer loans [Member] | Pass [Member]
Loans Receivable, gross	[1]	2,193		1,904
Consumer loans [Member] | Special Mention [Member]
Loans Receivable, gross	[1]
Consumer loans [Member] | Substandard [Member]
Loans Receivable, gross	[1]
One To Four Family Residential [Member]
Loans Receivable, gross		$ 193,424		$ 179,732	[1]

[1] Ratings are generally assigned to consumer and residential mortgage loans on a "pass" or "fail" basis, where "fail" results in a substandard classification. Commercial loans, both secured by real estate or other assets or unsecured, are analyzed in accordance with an analytical matrix codified in the Bank's loan policy that produces a risk rating as described below.