Note 13 - Stock-based Compensation (Details) - Non-Vested Stock Awards (USD $)	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Note 13 - Stock-based Compensation (Details) - Non-Vested Stock Awards [Line Items]
Granted	4,450,000	2,620,000
Granted, weighted average exercise price per share	$ 0.06	$ 0.33
Forfeited	(3,172,250)	(1,955,000)
Forfeited, weighted average exercise price per share	$ 0.47	$ 0.57
Time-based Options [Member]
Note 13 - Stock-based Compensation (Details) - Non-Vested Stock Awards [Line Items]
Granted	4,450,000	2,620,000
Granted, weighted average exercise price per share	$ 0.06	$ 0.33
Vested	(802,750)	(1,187,875)
Vested, weighted average exercise price per share	$ 0.41	$ 0.51
Forfeited	(2,195,500)	(1,530,125)
Forfeited, weighted average exercise price per share	$ 0.64	$ 0.47
Non-vested	4,227,000	4,325,000
Non-vested, weighted average exercise price per share	$ 0.38	$ 0.41
Non-vested	5,678,750	4,227,000
Non-vested, weighted average exercise price per share	$ 0.13	$ 0.38
Restricted Stock [Member]
Note 13 - Stock-based Compensation (Details) - Non-Vested Stock Awards [Line Items]
Granted		400,000
Granted, weighted average grant date fair value		$ 0.27
Vested		(400,000)
Vested, weighted average grant date fair value		$ 0.27

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The weighted average exercise price of options vested.

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No definition available.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(2)(iii)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Paragraph 2

-Subparagraph (c)(2)(iii)(2)

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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.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(iv)(3)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Gross number of share options (or share units) granted during the period.

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Number of non-vested options outstanding.

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As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (e)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Number of options vested.

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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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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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