Note 2 - Summary of Significant Accounting Policies (Details) - Property and Equipment Useful Lives	12 Months Ended
	Dec. 31, 2014
Computer Equipment And Software [Member]
Note 2 - Summary of Significant Accounting Policies (Details) - Property and Equipment Useful Lives [Line Items]
Property and equipment	3 years
Furniture and Fixtures [Member]
Note 2 - Summary of Significant Accounting Policies (Details) - Property and Equipment Useful Lives [Line Items]
Property and equipment	5 years
Laboratory Equipment [Member]
Note 2 - Summary of Significant Accounting Policies (Details) - Property and Equipment Useful Lives [Line Items]
Property and equipment	7 years