Note 10 - Stockholders' Equity (Details) - Stock Options Granted (USD $)		3 Months Ended
	Dec. 31, 2012	Mar. 31, 2014 Management, Directors and Employees [Member]	Mar. 31, 2014 Consultants [Member]	Mar. 31, 2014 Minimum [Member] Consultants [Member]	Mar. 31, 2014 Maximum [Member] Management, Directors and Employees [Member]	Mar. 31, 2014 Maximum [Member] Consultants [Member]
Note 10 - Stockholders' Equity (Details) - Stock Options Granted [Line Items]
Options (in Shares)	3,775,534	1,075,000	155,000
Options, exercise price (in Dollars per share)		$ 2.38		$ 2.38		$ 4.00
Options, share price at grant date (in Dollars per share)		$ 2.38		$ 2.38		$ 4.00
Options, vesting terms					3 years
Options, volatility		89.00%	89.00%
Options, risk free interest rate		2.82%		2.82%		3.01%
Options, expected term		10 years	10 years
Options, dividend yield		0.00%	0.00%