Note 14 - Employee Equity Incentive Plans (Details) - Status of Non-Vested Shares (USD $)	Mar. 31, 2015	Dec. 31, 2014
Status of Non-Vested Shares [Abstract]
Nonvested shares at January 1, 2015	350,000	275,000
Nonvested shares at January 1, 2015	$ 0.21	$ 0.17
Nonvested shares at March 31, 2015	350,000	275,000
Nonvested shares at March 31, 2015	$ 0.21	$ 0.17