Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation Of Revenue [Line Items]
Total revenues	$ 1,663,405	$ 1,111,795	$ 1,173,751
VIVITROL
Disaggregation Of Revenue [Line Items]
Total revenues	400,419	379,478	343,853
ARISTADA and ARISTADA INITIO
Disaggregation Of Revenue [Line Items]
Total revenues	327,690	302,052	275,356
LYBALVI
Disaggregation Of Revenue [Line Items]
Total revenues	191,889	96,022	8,215
Product sales, net
Disaggregation Of Revenue [Line Items]
Total revenues	$ 919,998	$ 777,552	$ 627,424