Note 8 - Loans and Allowance for Loan Losses (Details) - Loans by Loan Class Modified as TDRs $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2015 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)
Retail:
Number of contracts	1	1	1
Pre-modification outstanding recorded investment	$ 142	$ 142	$ 288
Post-modification outstanding recorded investment	$ 142	$ 142	$ 233
Retail Portfolio Segment [Member] \| 1-4 Family Residential Mortgages [Member]
Retail:
Number of contracts	1	1
Pre-modification outstanding recorded investment	$ 142	$ 142
Post-modification outstanding recorded investment	$ 142	$ 142
Commercial Portfolio Segment [Member] \| Commercial and Industrial Loans [Member]
Retail:
Number of contracts			1
Pre-modification outstanding recorded investment			$ 288
Post-modification outstanding recorded investment			$ 233

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 33

-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

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