Quarterly report pursuant to Section 13 or 15(d)

Licenses Acquired - Additional Information (Detail)

v3.19.1
Licenses Acquired - Additional Information (Detail) - Nationwide Childrens Hospital [Member]
$ in Millions
Feb. 01, 2019
USD ($)
Research and Development Arrangement, Contract to Perform for Others [Line Items]  
Payment For Research And Development Licenses $ 0.2
Research And Development Licenses Payments Due $ 152.8