XML 20 R47.htm IDEA: XBRL DOCUMENT v3.2.0.727
Subsequent Events (Details) - USD ($)
$ in Millions
1 Months Ended
Aug. 07, 2015
Aug. 07, 2015
Sep. 30, 2013
Collaborative Arrangement, Product [Member]      
Subsequent Event [Line Items]      
Upfront payment received     $ 10.0
Subsequent Event [Member]      
Subsequent Event [Line Items]      
Proceeds from exercise of warrants and options   $ 1.6  
Subsequent Event [Member] | Share Distribution [Member]      
Subsequent Event [Line Items]      
Common stock issued related to warrants and stock options exercise (shares)   306,625  
Subsequent Event [Member] | MedImmune [Member] | Collaborative Arrangement, Product [Member]      
Subsequent Event [Line Items]      
Upfront payment received $ 27.5    
Anticipated development and regulatory event based payment receivable milestones $ 700.0