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Revenue from Contracts with Customers - Schedule of Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation Of Revenue [Line Items]
Total revenues	$ 394,185	$ 378,143	$ 1,091,352	$ 1,127,646
VIVITROL
Disaggregation Of Revenue [Line Items]
Total revenues	121,125	113,650	343,781	323,182
ARISTADA and ARISTADA INITIO
Disaggregation Of Revenue [Line Items]
Total revenues	98,050	84,652	272,820	249,571
LYBALVI
Disaggregation Of Revenue [Line Items]
Total revenues	98,248	74,697	252,550	203,055
Product sales, net
Disaggregation Of Revenue [Line Items]
Total revenues	$ 317,423	$ 272,999	$ 869,151	$ 775,808

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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