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Note 15 - Stockholders' Equity (Details) - Summary of 2011 Plan Stock Option Activity (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Note 15 - Stockholders' Equity (Details) - Summary of 2011 Plan Stock Option Activity [Line Items]
Shares	7,500
Weighted Average Exercise Price	$ 3.10
2001 Plan [Member]
Note 15 - Stockholders' Equity (Details) - Summary of 2011 Plan Stock Option Activity [Line Items]
Shares	7,500	22,200	53,900
Weighted Average Exercise Price	$ 3.10	$ 3.08	$ 3.77
Shares - exercised	(8,500)	(24,400)
Weighted Average Exercise Price - exercised	$ 3.08	$ 3.04
Shares - expired/forfeited	(6,200)	(7,300)
Weighted Average Exercise Price - expired/forfeited	$ 3.07	$ 9.35

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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

+ References

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Number of share options (or share units) exercised during the current period.

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