Federal Home Loan Bank Advances (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Maturities of FHLB advances outstanding
Federal Home Loan Bank advances amount	$ 47,495	$ 42,497
Maturity January 2012, fixed rate 2.37% [Member]
Maturities of FHLB advances outstanding
Federal Home Loan Bank advances amount		15,000
Maturities January 2014 through August 2014, with fixed rates ranging from 2.06% to 3.55% [Member]
Maturities of FHLB advances outstanding
Federal Home Loan Bank advances amount	14,995	15,027
Maturities January 2015 and July 2015, with fixed rates ranging from 0.80% to 4.76% [Member]
Maturities of FHLB advances outstanding
Federal Home Loan Bank advances amount	$ 32,500	$ 12,470

Including both current and noncurrent portions, Federal Home Loan Bank borrowings initially due beyond one year or beyond the normal operating cycle if longer.

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

-Publisher OTS

-Name Federal Regulation (FR)

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

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-Name Audit and Accounting Guide (AAG)

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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 3: http://www.xbrl.org/2003/role/presentationRef

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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

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

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

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 47

-Paragraph 10

-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.

+ Details