Note 7 - Loans and Allowance for Loan Losses (Details) - Troubled Debt Restructurings $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Jun. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2014
Commercial:
Number of Loans	3	3	0
Pre-Modification Outstanding Recorded Investment	$ 533	$ 533
Post-Modification Outstanding Recorded Investment	$ 533	$ 533
Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Commercial:
Number of Loans	2	2
Pre-Modification Outstanding Recorded Investment	$ 388	$ 388
Post-Modification Outstanding Recorded Investment	$ 388	$ 388
Consumer Portfolio Segment [Member] \| Consumer Unsecured [Member]
Commercial:
Number of Loans	1	1
Pre-Modification Outstanding Recorded Investment	$ 145	$ 145
Post-Modification Outstanding Recorded Investment	$ 145	$ 145

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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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