Note 15 - Technology Development and Licensing Agreements (Details) (USD $)	0 Months Ended	1 Months Ended	3 Months Ended
	Jan. 18, 2013	Jan. 31, 2011	Mar. 30, 2013	Dec. 31, 2008	Jun. 30, 2014	Mar. 31, 2013
Note 15 - Technology Development and Licensing Agreements (Details) [Line Items]
Other Receivables					$ 371,000
Proceeds from License Fees Received	5,000,000			2,500,000
Deferred Revenue						5,000,000
Deferred Revenue Amortization Period			10 years
Proceeds from Issuance of Convertible Preferred Stock		4,000,000
Percentage Reduction On Milestone Payments		40.00%
Preferred Equity Financing [Member]
Note 15 - Technology Development and Licensing Agreements (Details) [Line Items]
Proceeds from Issuance of Convertible Preferred Stock		2,000,000
Requires Enrollment Of Patients [Member]
Note 15 - Technology Development and Licensing Agreements (Details) [Line Items]
Proceeds from Issuance of Convertible Preferred Stock		$ 2,000,000