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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 12A
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CO-DEVELOPMENT AND LICENSE AGREEMENT - Additional Information (Details) - USD ($)			9 Months Ended
	Aug. 29, 2017	Feb. 13, 2014	Sep. 30, 2021
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Upfront Payment Paid			$ 60,000,000
Seltorexant \| Amendment to Co-Development and License Agreement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Upfront Payment Paid	$ 30,000,000
Janssen \| Collaborative Arrangement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Upfront payment received			41,200,000
Janssen \| Seltorexant \| Collaborative Arrangement
Collaborative Arrangements And Noncollaborative Arrangement Transactions [Line Items]
Payment of license fee		$ 22,000,000.0
Upfront payment received			30,000,000
Previously accrued collaborative expenses recognized as revenue			$ 11,200,000