Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended		151 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013
Operating expenses:
Research and development	$ (6,084)	$ (4,915)	$ (50,188)
License fees			(21,500)
General and administrative	(5,138)	(3,479)	(27,908)
Total operating expenses	(11,222)	(8,394)	(99,596)
Loss from operations	(11,222)	(8,394)	(99,596)
Other income (expense):
Interest and dividend income	37	39	2,936
Fair value of derivative liabilities in excess of proceeds			(508)
Adjustments to fair value of derivatives		1,139	1,188
Financing costs		(406)	(406)
Gain on sale of investment		100	100
Income tax expense	(1)	(1)	(11)
Net loss arising during development stage	$ (11,186)	$ (7,523)	$ (96,297)
Net loss per share, basic and diluted	$ (1.10)	$ (3.35)
Shares used to calculate net loss per share	10,160,835	2,247,709