Investment Securities (Details 3) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Gross realized gains and losses
Gross realized gains	$ 757,000	$ 819,000
Gross realized losses	96,000	426,000
Impairment charges	0	0
Investment securities, approximate carrying value	128,724,000		128,501,000
U.S. Government and agency securities
Gross realized gains and losses
Gross realized losses	0	31,000
State and political securities
Gross realized gains and losses
Gross realized gains	396,000	345,000
Gross realized losses	22,000	320,000
Other debt securities
Gross realized gains and losses
Gross realized gains	74,000	307,000
Gross realized losses	32,000	75,000
Financial institution equity securities
Gross realized gains and losses
Gross realized gains	155,000	112,000
Other equity securities
Gross realized gains and losses
Gross realized gains	132,000	55,000
Gross realized losses	$ 42,000	$ 0

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 9

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563

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This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

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- Definition

The fair value of available-for-sale securities that serve as collateral for borrowings.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=49124121&loc=d3e5086-111524

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- Definition

The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563

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