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Note 8 - Commitments and Off-Balance Sheet Risk (Details) (USD $)				3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014 Interest Rate Swap Agreement [Member]	Mar. 31, 2014 Minimum [Member]	Mar. 31, 2014 Maximum [Member]
Note 8 - Commitments and Off-Balance Sheet Risk (Details) [Line Items]
Reserve Or Liability Balance For Financial Instruments With Off Balance Sheet Risk	$ 0	$ 0
Derivative, Notional Amount			17,800,000
Derivative, Fair Value, Net	$ (2,500,000)
Fees Accreted Into Income During Interest Rate Swap Agreements Term				4 years	15 years

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

+ Details

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X

- Definition

The fees accreted into income during interest rate swap agreement years.

+ References

No definition available.

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X

- Definition

Reserve or liability balance for financial instruments with off balance sheet risk

+ References

No definition available.

+ Details

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X

- Definition

Fair value of the assets less the liabilities of a derivative or group of derivatives.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13433-108611



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 45

-Paragraph 5

-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 15

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13495-108611



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 45

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958

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