XML 22 R73.htm IDEA: XBRL DOCUMENT v2.4.0.6
Related Party Transactions (Narrative) (Detail) (Pfizer, USD $)
In Millions, unless otherwise specified
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2012
Pfizer
     
Related Party Transaction [Line Items]      
Company's owned outstanding shares     9.00%
Received research and development program payments $ 2.0 $ 2.0  
Upfront license fee $ 2.3