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Note 3 - Merger (Details) - Fair Value Purchase Consideration (Nabi, USD $)
In Millions, except Share data, unless otherwise specified
0 Months Ended
Nov. 08, 2012
Business Acquisition [Line Items]  
Number of shares issued to Nabi stockholders (in Shares) 4,720,999
Fair value per share, using the volume weighted share price on November 9, 2012 (in Dollars per share) $ 4.0168
Fair Value Purchase Consideration $ 19.2
Number of stock options outstanding to former Nabi employees (in Shares) 508,918
Fair value per option (in Dollars per share) $ 0.456
Employee Stock Option [Member]
 
Business Acquisition [Line Items]  
Fair Value Purchase Consideration 0.2
Stock Shares
 
Business Acquisition [Line Items]  
Fair Value Purchase Consideration $ 19.0