Revenues - Schedule of Disaggregation of Net Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Disaggregation of Revenue [Line Items]
Product revenue - net	$ 105,751	$ 109,085	$ 201,307	$ 214,735
ZEJULA
Disaggregation of Revenue [Line Items]
Product revenue - net	32,079	41,042	62,046	90,571
VYVGART / VYVGART Hytrulo
Disaggregation of Revenue [Line Items]
Product revenue - net	23,866	26,497	41,417	44,602
NUZYRA
Disaggregation of Revenue [Line Items]
Product revenue - net	17,097	14,292	33,359	29,410
OPTUNE
Disaggregation of Revenue [Line Items]
Product revenue - net	12,202	12,355	24,272	23,718
QINLOCK
Disaggregation of Revenue [Line Items]
Product revenue - net	9,590	8,536	18,575	17,045
XACDURO
Disaggregation of Revenue [Line Items]
Product revenue - net	7,957	4,622	16,529	5,739
AUGTYRO
Disaggregation of Revenue [Line Items]
Product revenue - net	2,213	1,399	4,005	3,025
KarXT
Disaggregation of Revenue [Line Items]
Product revenue - net	552	0	552	0
Other
Disaggregation of Revenue [Line Items]
Product revenue - net	$ 195	$ 342	$ 552	$ 625