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Investment Securities (Details 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
The amortized cost and fair value of debt securities
Amortized cost	$ 210,627	$ 208,225
Gross unrealized gains	6,173	5,624
Gross unrealized losses	12	43
Fair value, Total	216,788	213,806
U.S. treasury [Member]
The amortized cost and fair value of debt securities
Amortized cost	2,000	2,000
Gross unrealized gains	36	54
Gross unrealized losses	0	0
Fair value, Total	2,036	2,054
Government sponsored enterprises [Member]
The amortized cost and fair value of debt securities
Amortized cost	65,400	69,703
Gross unrealized gains	927	629
Gross unrealized losses	0	18
Fair value, Total	66,327	70,314
Asset-backed securities [Member]
The amortized cost and fair value of debt securities
Amortized cost	109,340	103,806
Gross unrealized gains	3,873	3,547
Gross unrealized losses	7	24
Fair value, Total	113,207	107,329
Obligations of states and political subdivisions [Member]
The amortized cost and fair value of debt securities
Amortized cost	33,887	32,716
Gross unrealized gains	1,337	1,394
Gross unrealized losses	5	1
Fair value, Total	$ 35,218	$ 34,109

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This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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Total of debt securities categorized neither as held-to-maturity nor trading which are intended be sold or mature within one year from the balance sheet date or the normal operating cycle, whichever is longer.

+ References

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

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 43

-Section A

-Paragraph 4, 5

-Chapter 3

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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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.



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

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-Name Accounting Standards Codification

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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.



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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 22

-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.



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