Credit Quality of Loans and the Allowance for Loan Losses (Schedule of Aging Analysis of Loans Receivable) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015		Dec. 31, 2014
Aging analysis of past due loans
30-59 Days Past Due	$ 1,058		$ 466
60-89 Days Past Due	281		495
Greater Than 90 Days Past Due	1,369		1,786
Total Past Due	2,708		2,747
Current	273,941		272,435
Total loans receivable	276,649		275,182
Total Loans >90 Days and Accruing
One-to-four family residential loans [Member]
Aging analysis of past due loans
30-59 Days Past Due	1,055		466
60-89 Days Past Due	281		297
Greater Than 90 Days Past Due	972		1,575
Total Past Due	2,308		2,338
Current	165,353		167,338
Total loans receivable	167,661	[1]	169,676	[1]
Total Loans >90 Days and Accruing
All other mortgage loans [Member]
Aging analysis of past due loans
30-59 Days Past Due
60-89 Days Past Due			198
Greater Than 90 Days Past Due	352		152
Total Past Due	352		350
Current	89,466		86,570
Total loans receivable	89,818	[1]	86,920	[1]
Total Loans >90 Days and Accruing
Commercial business loans [Member]
Aging analysis of past due loans
30-59 Days Past Due	2
60-89 Days Past Due
Greater Than 90 Days Past Due	45		59
Total Past Due	47		59
Current	17,352		16,216
Total loans receivable	17,399	[1]	16,275	[1]
Total Loans >90 Days and Accruing
Consumer loans [Member]
Aging analysis of past due loans
30-59 Days Past Due	1
60-89 Days Past Due
Greater Than 90 Days Past Due
Total Past Due	1
Current	1,770		2,311
Total loans receivable	1,771	[1]	2,311	[1]
Total Loans >90 Days and Accruing

[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.