Prospectus filed pursuant to Rule 424(b)(3)

Commitments and Contingencies - Obligations to Contract Research Organizations and External Service Providers (Details)

v3.7.0.1
Commitments and Contingencies - Obligations to Contract Research Organizations and External Service Providers (Details)
$ in Millions
Jun. 30, 2017
USD ($)
Research and Development Arrangement  
Long-term Purchase Commitment [Line Items]  
Obligation for future services $ 1.1