Credit Quality and Allowance for Loan Losses (Details 1) (Allowance for loan losses [Member], USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011
Schedule of the activity in the allowance for loan losses
Beginning Balance	$ 5,104	$ 3,920
Charge-offs	(1,684)	(260)
Recoveries	22	30
Provision	1,872	367
Ending Balance	5,314	4,057
One- to four-family first mortgage [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	778	641
Recoveries		10
Provision	24	(43)
Ending Balance	802	608
Home equity loans and lines [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	336	296
Charge-offs	(15)
Recoveries	12
Provision	3	13
Ending Balance	336	309
Commercial real estate [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	1,755	1,258
Charge-offs	(1,452)
Recoveries		4
Provision	1,715	209
Ending Balance	2,018	1,471
Construction and land [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	904	666
Charge-offs	(151)
Provision	84	(7)
Ending Balance	837	659
Multi-family residential [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	64	46
Provision	39	1
Ending Balance	103	47
Commercial and industrial [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	922	746
Charge-offs	(55)	(244)
Recoveries	4	13
Provision	(29)	161
Ending Balance	842	676
Consumer [Member]
Schedule of the activity in the allowance for loan losses
Beginning Balance	345	267
Charge-offs	(11)	(16)
Recoveries	6	3
Provision	36	33
Ending Balance	$ 376	$ 287

A valuation allowance for financing receivables that are expected to be uncollectible.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

Amount of recovery of financing receivables doubtful of collection that were previously charged off.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(4)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

Amount of direct write-downs of financing receivables charged against the allowance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(3)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

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- Definition

The sum of the periodic provision charged to earnings, based on an assessment of uncollectibility from the counterparty on account of loan, lease or other credit losses, to reduce these accounts to the amount that approximates their net realizable value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 11

-Article 9

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=7512638&loc=SL6953423-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 28

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Paragraph 168, 169, 170

-IssueDate 2006-05-01

-Chapter 5

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3602-108585

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 225

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-04.11)

-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

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