Note 11 - Fair Value Measures (Details) - Fair Value Monte Carlo Simulation Model February 2013 Warrants (USD $)	0 Months Ended			1 Months Ended	2 Months Ended	3 Months Ended	9 Months Ended
	Jan. 16, 2013	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013 February 2013 Warrants [Member]	Feb. 22, 2013 February 2013 Warrants [Member]	Mar. 31, 2014 February 2013 Warrants [Member]	Dec. 31, 2013 February 2013 Warrants [Member]
Fair Value Inputs, Liabilities, Quantitative Information [Line Items]
Stock Price (in Dollars per share)	$ 0.15			$ 0.16	$ 0.12	$ 0.04	$ 0.04
Exercise Price (in Dollars per share)	$ 0.15			$ 0.20	$ 0.20	$ 0.08	$ 0.08
Expected Life (in years)	5 years			4 years 328 days	5 years	3 years 324 days	4 years 54 days
Stock Volatility	110.00%			110.00%	110.00%	100.00%	100.00%
Risk-Free Rate	0.75%			0.75%	0.84%	1.27%	1.34%
Number of Steps				100,000	100,000	100,000	100,000
Outstanding Shares of Common Stock (in Shares)	32,434,430	125,000,000	125,000,000	64,389,835	59,576,097	160,664,862	160,664,862