Geographic Information and Concentrations - Concentration Risk (Details) - Revenue - Collaboration partnership concentration risk	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Kyowa Kirin
Concentration Risk [Line Items]
Concentration risk (percent)	29.00%	70.00%	100.00%
Bioridge Phama
Concentration Risk [Line Items]
Concentration risk (percent)	24.00%	3.20%	0.00%
Cardinal
Concentration Risk [Line Items]
Concentration risk (percent)	19.80%	9.60%	0.00%
AmerisourceBergen Drug Corporation
Concentration Risk [Line Items]
Concentration risk (percent)	19.10%	11.10%	0.00%
McKesson
Concentration Risk [Line Items]
Concentration risk (percent)	15.70%	8.90%	0.00%