Fair Value (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Securities available for sale, at fair value	$ 143,621	$ 123,154
U.S.Treasury and federal agency [Member]
Securities available for sale, at fair value		4,460
Us Government-Sponsored Enterprises Debt Securities [Member]
Securities available for sale, at fair value	44,966	41,520
Residential Mortgage Backed Securities [Member]
Securities available for sale, at fair value	25,175	37,478
Collateralized Mortgage Obligations [Member]
Securities available for sale, at fair value	26,167
Us States and Political Subdivisions Debt Securities [Member]
Securities available for sale, at fair value	37,399	37,000
Corporate Debt Securities [Member]
Securities available for sale, at fair value	3,758
Equity Securities [Member]
Securities available for sale, at fair value	2,175	2,696
Fair Value, Inputs, Level 1 [Member]
Securities available for sale, at fair value	5,503	5,512
Fair Value, Inputs, Level 1 [Member] \| U.S.Treasury and federal agency [Member]
Securities available for sale, at fair value	3,981	4,460
Fair Value, Inputs, Level 1 [Member] \| Us Government-Sponsored Enterprises Debt Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 1 [Member] \| Residential Mortgage Backed Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 1 [Member] \| Collateralized Mortgage Obligations [Member]
Securities available for sale, at fair value	0
Fair Value, Inputs, Level 1 [Member] \| Us States and Political Subdivisions Debt Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 1 [Member] \| Corporate Debt Securities [Member]
Securities available for sale, at fair value	0
Fair Value, Inputs, Level 1 [Member] \| Equity Securities [Member]
Securities available for sale, at fair value	1,522	1,052
Fair Value, Inputs, Level 2 [Member]
Securities available for sale, at fair value	137,465	117,642
Fair Value, Inputs, Level 2 [Member] \| U.S.Treasury and federal agency [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 2 [Member] \| Us Government-Sponsored Enterprises Debt Securities [Member]
Securities available for sale, at fair value	44,966	41,520
Fair Value, Inputs, Level 2 [Member] \| Residential Mortgage Backed Securities [Member]
Securities available for sale, at fair value	25,175	37,478
Fair Value, Inputs, Level 2 [Member] \| Collateralized Mortgage Obligations [Member]
Securities available for sale, at fair value	26,167
Fair Value, Inputs, Level 2 [Member] \| Us States and Political Subdivisions Debt Securities [Member]
Securities available for sale, at fair value	37,399	37,000
Fair Value, Inputs, Level 2 [Member] \| Corporate Debt Securities [Member]
Securities available for sale, at fair value	3,758
Fair Value, Inputs, Level 2 [Member] \| Equity Securities [Member]
Securities available for sale, at fair value	0	1,644
Fair Value, Inputs, Level 3 [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 3 [Member] \| U.S.Treasury and federal agency [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 3 [Member] \| Us Government-Sponsored Enterprises Debt Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 3 [Member] \| Residential Mortgage Backed Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 3 [Member] \| Collateralized Mortgage Obligations [Member]
Securities available for sale, at fair value	0
Fair Value, Inputs, Level 3 [Member] \| Us States and Political Subdivisions Debt Securities [Member]
Securities available for sale, at fair value	0	0
Fair Value, Inputs, Level 3 [Member] \| Corporate Debt Securities [Member]
Securities available for sale, at fair value	0
Fair Value, Inputs, Level 3 [Member] \| Equity Securities [Member]
Securities available for sale, at fair value	$ 0	$ 0

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number FAS115-1/124-1

-Paragraph 15D

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 12

-Subparagraph b

-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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

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

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number FAS115-1/124-1

-Paragraph 15C

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 25

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=7534914&loc=d3e22054-111558

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

-Publisher FASB

-Name FASB Staff Position (FSP)

-Number FAS115-1/124-1

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 13

-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 9: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 115

-Paragraph 14

-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 10: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 22

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+ Details