Revenue - Reimbursement of R and D Costs (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Research and Development Reimbursement
Total reduction to R and D expense	$ 1,543	$ 1,260	$ 3,079	$ 2,686
Janssen
Research and Development Reimbursement
Total reduction to R and D expense		1,193		2,525
Viatris
Research and Development Reimbursement
Total reduction to R and D expense	$ 1,543	$ 67	$ 3,079	$ 161