Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Textual (Details)

v3.20.1
Subsequent Events - Textual (Details) - Novartis [Member] - Subsequent Event [Member]
$ in Millions
1 Months Ended
Apr. 30, 2020
USD ($)
Subsequent Event [Line Items]  
Contracts receivable $ 4.0
Payment terms 60 days