Note 7 - Licenses, Royalty Collaborative and Contractual Arrangements (Tables)

3 Months Ended

12 Months Ended

Sep. 30, 2017

Jun. 30, 2017

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Three Months Ended September 30 ,
	2017		2016
	(in millions)
Royalty revenue - Relenza ®	$	-	$	0.1
Non-cash royalty revenue related to the sale of future royalties		0.1		-
Total revenue	$	0.1	$	0.1

	Fiscal Years Ended June 30,
	2017		2016
Royalty revenue   – Relenza ®	$	2.5	$	4.8
– Inavir ®		3.2		4.3
Non-cash royalty revenue related to sale of royalties		3.2		0.2
Total revenue	$	8.9	$	9.3