Quarterly report pursuant to Section 13 or 15(d)

Sponsored Research and License Agreements (Details)

v3.10.0.1
Sponsored Research and License Agreements (Details) - USD ($)
$ in Millions
1 Months Ended 6 Months Ended
Feb. 28, 2017
Jun. 30, 2017
Jun. 30, 2018
Collaborative arrangement      
Collaborations      
Maximum amount of contingent payments receivable     $ 532.4
Specified Development Events | Collaborative arrangement      
Collaborations      
Maximum amount of contingent payments receivable     145.5
Specified Regulatory Events | Collaborative arrangement      
Collaborations      
Maximum amount of contingent payments receivable     345.6
Specified Product Launch Events | Collaborative arrangement      
Collaborations      
Maximum amount of contingent payments receivable     $ 41.3
BerGenBio      
Collaborations      
Collaborative payment received $ 3.3    
Revenue recognized   $ 3.3