Revenue from Contracts with Customers - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended		3 Months Ended		12 Months Ended
	Nov. 30, 2022	Oct. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation Of Revenue [Line Items]
Royalty revenue					$ 1,663,405	$ 1,111,795	$ 1,173,751
Janssen Pharmaceutica N.V.
Disaggregation Of Revenue [Line Items]
Royalty revenue related to back royalties					195,400
Back royalties late payment interest					8,100
Long-Acting INVEGA Products
Disaggregation Of Revenue [Line Items]
Royalty revenue					486,100	115,700
Royalty revenue recognized					290,700
Royalty
Disaggregation Of Revenue [Line Items]
Royalty revenue					600,890	219,609	436,179
Royalty | AMPYRA
Disaggregation Of Revenue [Line Items]
Royalty revenue		$ 16,500	$ (3,200)	$ 3,200
Additional award paid	$ 1,800
Arbitration award amount paid		$ 18,300
Repayment of royalty revenue			$ 18,300
Royalty | Long-Acting INVEGA Products
Disaggregation Of Revenue [Line Items]
Royalty revenue					$ 486,101	$ 115,655	$ 303,106