Quarterly report pursuant to Section 13 or 15(d)

Accrued expenses and other current liabilities - Supply agreement (Details)

v3.19.3
Accrued expenses and other current liabilities - Supply agreement (Details)
$ in Millions
9 Months Ended
Sep. 30, 2019
USD ($)
Contingencies and commitments  
Purchasing obligations $ 5.0
Period of purchase obligation 5 years
Minimum | Research and development  
Contingencies and commitments  
Purchasing obligations $ 5.0