Note 21 - Condensed Parent Company Financial Information (Details) - Condensed Statements of Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Condensed Income Statements, Captions [Line Items]
Net loss before income taxes	$ 5,002	$ 4,069
Income tax benefit	(1,587)us-gaap_IncomeTaxExpenseBenefit	(1,340)us-gaap_IncomeTaxExpenseBenefit
Net Income	3,415us-gaap_NetIncomeLoss	2,729us-gaap_NetIncomeLoss
Parent Company [Member]
Condensed Income Statements, Captions [Line Items]
Expenses	(143)	(145)
Net loss before income taxes	(143)	(145)
Income tax benefit	48	49
Net loss before equity in undistributed net income of subsidiary	(95)	(96)
Undistributed net income of subsidiary	3,510	2,825
Net Income	$ 3,415	$ 2,729

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Total costs of sales and operating expenses for the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03)

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Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

+ References

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

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-Glossary Income Tax Expense (or Benefit)

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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-Glossary Other Comprehensive Income

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-Glossary Net Income

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-Name Regulation S-X (SX)

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