Note 13 - Warrants (Details) (USD $)	0 Months Ended	1 Months Ended	6 Months Ended								1 Months Ended
	Jun. 03, 2013	Sep. 30, 2009	Jun. 30, 2014	Jun. 09, 2014	Dec. 31, 2013	Oct. 29, 2013	Oct. 28, 2013	May 30, 2013	Feb. 26, 2013	Jun. 30, 2013 Warrant Liability [Member]	Oct. 28, 2013 Waived Warrant [Member]	Sep. 30, 2009 Minimum [Member]	Sep. 30, 2009 Maximum [Member]
Note 13 - Warrants (Details) [Line Items]
Proceeds from Issuance of Warrants		$ 7,100,000
Proceeds from Issuance of Warrants, Net		6,300,000
Common Stock and Warrants Issued, Shares (in Shares)		448,478
Common Stock, Shares, Issued (in Shares)		224,239	20,082,353		13,737,970
Investment Warrants, Exercise Price (in Dollars per share)		$ 23.58
Common Stock Warrants Weighted Average Remaining Contractual Term												6 months
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms			2 years 328 days										66 months
Warrants and Rights Outstanding			476,261	97,493	3,026				5,400,000
Class of Warrant or Right, Waived (in Shares)								1,398,816
Common Stock, Shares Authorized (in Shares)			75,000,000		75,000,000	75,000,000
Reverse Stock Split, Number of Shares Outstanding Consolidated into Each Share						4.5	4.5
Reclassification From Equity to Liability	9,100,000
undefined										8,700,000
Reverse Stock Split Reclassification From Liability to Equity											$ 5,300,000