Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Revenue:
Royalty revenue and milestones	$ 1.7	$ 6.5	$ 3.4	$ 6.5
Revenue from services		7.4		8.1
Total revenue	$ 1.7	13.9	$ 3.4	14.6
Operating expense:
Cost of revenue		1.6		3.3
Research and development	$ 6.3	4.8	$ 11.8	9.7
General and administrative	2.1	2.6	4.4	5.0
Foreign exchange (gain) loss	(0.2)	(1.5)	0.5	(2.8)
Total operating expense	8.2	7.5	16.7	15.2
Income (loss) from operations	$ (6.5)	6.4	(13.3)	(0.6)
Non-operating income:
Interest income		0.1	0.1	0.2
Total non-operating income		0.1	0.1	0.2
Income (loss) before tax	$ (6.5)	$ 6.5	$ (13.2)	$ (0.4)
Income tax benefit
Net income (loss)	$ (6.5)	$ 6.5	$ (13.2)	$ (0.4)
Basic net income (loss) per share (in dollars per share)	$ (0.17)	$ 0.19	$ (0.34)	$ (0.01)
Diluted net income (loss) per share (in dollars per share)	$ (0.17)	$ 0.19	$ (0.34)	$ (0.01)
Basic weighted-average shares outstanding (in shares)	38,636,946	35,100,961	38,630,587	35,100,961
Diluted weighted-average shares outstanding (in shares)	38,636,946	35,103,086	38,630,587	35,100,961
Comprehensive (loss) income:
Net income (loss)	$ (6.5)	$ 6.5	$ (13.2)	$ (0.4)
Exchange differences on translation of foreign operations		(2.5)		(5.0)
Change in fair value of available for sale investments		(0.1)		(0.1)
Total comprehensive income (loss)	$ (6.5)	$ 3.9	$ (13.2)	$ (5.5)