Note 3 - Merger (Tables)

3 Months Ended

Sep. 30, 2013

Business Combinations [Abstract]

Schedule of Stockholders Equity [Table Text Block]

	No. of Shares
Ex-Nabi stockholders		4,720,999
Ex-Biota Holdings Limited stockholders		23,416,347
Total		28,137,346

Schedule of Business Acquisitions, by Acquisition [Table Text Block]

Number of shares issued to Nabi stockholders		4,720,999
Fair value per share, using the volume weighted share price on November 9, 2012	$	4.0168
Implied purchase consideration (in millions)	$	19.0
Number of stock options outstanding to former Nabi employees		508,918
Fair value per option	$	0.456
Implied purchase consideration (in millions)	$	0.2
Total implied purchase consideration (in millions)	$	19.2

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Cash	$	32.7
Accrual for severance obligations and employee benefits		(5.0	)
Accounts payable		(0.7	)
Net cash received	$	27.0
Excess of net assets acquired over total fair value purchase consideration/gain recorded on merger	$	7.8

Business Acquisition, Pro Forma Information [Table Text Block]

	September 30, 2012
Pro forma net revenue	$	2.1
Pro forma net loss		(11.3	)
Pro forma basic loss per share		(0.50	)
Pro forma diluted loss per share		(0.50	)