Note 13 - Licenses of Intellectual Property and Patents (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended	146 Months Ended
	Dec. 31, 2011	Dec. 31, 2011	Dec. 31, 2012	Sep. 30, 2009	Jan. 31, 2003
Number of Days before Issuance Factoring into Average Closing Price		20 days
Amount of Time After Effective Date of License Agreement for Registration Rights to Take Place		1 year
Common Stock, Shares, Issued (in Shares)	33,899,057	33,899,057	37,967,708	2,018,153	253,691
Common Stock, Value, Issued (in Dollars)					$ 2.2
Number of Trademark Protection Application Pending for ThermoDox(R)	14