Summary of Significant Accounting Policies (Details 3) (USD $) Share data in Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014	Jun. 30, 2014
Inventory
Raw materials	$ 353,000		$ 353,000		$ 437,000
Work in process	2,349,000		2,349,000		2,513,000
Total	2,702,000		2,702,000		2,950,000
Minimum supply period of raw materials that is not supported by firm, fixed orders and/or projections from collaborators considered to expense inventory			12 months
Charges to research and development expense related to raw material inventory identified as excess	$ 42,000	$ 32,000	$ 434,000	$ 236,000
Computation of Net Income (Loss) per Common Share
Options outstanding to purchase common stock and unvested restricted stock (in shares)			10,158	8,605