Note 10 - Commitments and Contingencies (Details)	1 Months Ended	3 Months Ended
	Jun. 30, 2009 USD ($)	Mar. 31, 2016 USD ($) $ / shares shares	Mar. 31, 2015 USD ($)
Note 10 - Commitments and Contingencies (Details) [Line Items]
Operating Leases, Rent Expense		$ 256,600	$ 255,231
Loss Contingency, Pending Claims, Number		0
License Payments	$ 300,000
Other Expenses		$ 27,437	$ 33,595
Settlement and Licensing Agreement [Member]
Note 10 - Commitments and Contingencies (Details) [Line Items]
Patent Royalty Percentage Obligation		2.00%
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in Shares) | shares		1,000,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in Dollars per share) | $ / shares		$ 0.01
Loss Contingency, Estimate of Possible Loss		$ 300,000