Co-Development Agreement with SFJ Pharmaceuticals and Development Derivative Liability - Narrative (Details) $ in Millions	Feb. 12, 2021 USD ($)
Cost of Borrowing
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Counterparty cost of borrowing	0.122
SFJ
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Committed funding	$ 150.0
Success-based annual payments, first indication	$ 450.0
Installment period, first indication	5 years
Success-based payments, first payment	$ 30.0
Success-based annual payments, second indication	$ 150.0
Installment period, second indication	7 years
One time payment	$ 37.5
SFJ | Cost of Borrowing
Collaborative Arrangements and Non-collaborative Arrangement Transactions [Line Items]
Counterparty cost of borrowing	0.010