Note 2 - Basis of Presentation (Details) (USD $)			1 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jul. 31, 2013 Immune [Member]
Note 2 - Basis of Presentation (Details) [Line Items]
Retained Earnings (Accumulated Deficit)	$ (271,595,000)	$ (268,811,000)
Cash	200,000
Restricted Cash and Cash Equivalents (in Dollars)	600,000
Proceeds from Loans			$ 400,000