Loans and Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011
Allowance for Loan Losses:
Balance, beginning of period	$ 2,186	$ 1,859	$ 1,754	$ 2,136
Provision for loan losses	155	309	857	720
Loans charged to the allowance	(56)	(441)	(335)	(1,137)
Recoveries of loans previously charged off	5	5	14	13
Balance, end of period	2,290	1,732	2,290	1,732
Ending balance: individually evaluated for impairment	522	273	522	273	19
Ending balance: collectively evaluated for impairment	1,768	1,459	1,768	1,459	1,735
Loans:
Ending balance	223,614	200,559	223,614	200,559	213,877
Ending balance individually evaluated for impairment	8,576	7,768	8,576	7,768	7,057
Ending balance collectively evaluated for impairment	215,038	192,791	215,038	192,791	206,820
Commercial business [Member]
Allowance for Loan Losses:
Balance, beginning of period	193	57	130	131
Provision for loan losses	33	136	96	187
Loans charged to the allowance				(125)
Recoveries of loans previously charged off
Balance, end of period	226	193	226	193
Ending balance: individually evaluated for impairment		119		119
Ending balance: collectively evaluated for impairment	226	74	226	74	130
Loans:
Ending balance	8,327	4,719	8,327	4,719	6,986
Ending balance individually evaluated for impairment		319		319
Ending balance collectively evaluated for impairment	8,327	4,400	8,327	4,400	6,986
Commercial real estate [Member]
Allowance for Loan Losses:
Balance, beginning of period	974	726	624	1,081
Provision for loan losses	156	74	506	186
Loans charged to the allowance		(230)		(697)
Recoveries of loans previously charged off
Balance, end of period	1,130	570	1,130	570
Ending balance: individually evaluated for impairment	425		425
Ending balance: collectively evaluated for impairment	705	570	705	570	624
Loans:
Ending balance	41,852	34,388	41,852	34,388	38,348
Ending balance individually evaluated for impairment	6,672	5,258	6,672	5,258	5,258
Ending balance collectively evaluated for impairment	35,180	29,130	35,180	29,130	33,090
One-to-four family [Member]
Allowance for Loan Losses:
Balance, beginning of period	868	917	778	736
Provision for loan losses	(56)	79	273	333
Loans charged to the allowance	(23)	(202)	(263)	(275)
Recoveries of loans previously charged off	1		2
Balance, end of period	790	794	790	794
Ending balance: individually evaluated for impairment	94	117	94	117	14
Ending balance: collectively evaluated for impairment	696	677	696	677	764
Loans:
Ending balance	158,560	143,080	158,560	143,080	150,613
Ending balance individually evaluated for impairment	1,884	2,021	1,884	2,021	1,757
Ending balance collectively evaluated for impairment	156,676	141,059	156,676	141,059	148,856
Home equity [Member]
Allowance for Loan Losses:
Balance, beginning of period	91	70	133	60
Provision for loan losses		20	(15)	30
Loans charged to the allowance			(28)
Recoveries of loans previously charged off	1		2
Balance, end of period	92	90	92	90
Ending balance: individually evaluated for impairment		37		37
Ending balance: collectively evaluated for impairment	92	53	92	53	133
Loans:
Ending balance	8,730	9,586	8,730	9,586	9,612
Ending balance individually evaluated for impairment		151		151	12
Ending balance collectively evaluated for impairment	8,730	9,435	8,730	9,435	9,600
Consumer [Member]
Allowance for Loan Losses:
Balance, beginning of period	60	89	89	128
Provision for loan losses	22		(3)	(16)
Loans charged to the allowance	(33)	(9)	(44)	(40)
Recoveries of loans previously charged off	3	5	10	13
Balance, end of period	52	85	52	85
Ending balance: individually evaluated for impairment	3		3		5
Ending balance: collectively evaluated for impairment	49	85	49	85	84
Loans:
Ending balance	6,145	8,786	6,145	8,786	8,318
Ending balance individually evaluated for impairment	20	19	20	19	30
Ending balance collectively evaluated for impairment	$ 6,125	$ 8,767	$ 6,125	$ 8,767	$ 8,288