Other Liabilities - Fixed Payment Arrangements (Details) $ in Thousands				1 Months Ended
	May 12, 2022 USD ($)	Jun. 21, 2021 USD ($)	May 29, 2020 USD ($)	Jan. 31, 2021 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Sep. 30, 2021 USD ($) payment	Nov. 01, 2019 USD ($)
Other Commitments [Line Items]
Fixed payment arrangements					$ 9,380	$ 10,420
Fixed Payment Arrangements, Investor Assumed, Product Acquisition from Cerecor, Inc, Periodic Payment Obligation, Fixed Payments
Other Commitments [Line Items]
Fixed payment arrangements, monthly payment amount								$ 100
Fixed payment arrangements, balloon payment amount								$ 15,000
Fixed payment arrangements, balloon payment amount, paid			$ 15,000
Fixed payment arrangements							$ 3,000
Fixed payment arrangements, quarterly payment amount, payments, number | payment							6
Fixed payment arrangements, quarterly payment amount							$ 500
Fixed Payment Arrangements, Investor Assumed, Product Acquisition from Cerecor, Inc, Periodic Payment Obligation, Variable Payments
Other Commitments [Line Items]
Fixed payment arrangements, monthly variable payment amount, percentage of net revenue (as a percent)								15.00%
Fixed payment arrangements, monthly variable payment amount, minimum								$ 100
Fixed payment arrangements, monthly variable payment amount, one-time payment, paid				$ 200
Fixed payment arrangements, monthly variable payment amount, aggregate payments to satisfy obligation if paid before 12 February 2026								$ 9,300
Fixed payment arrangements, payment amount, paid		$ 2,800
Fixed Payment Arrangements, Termination of Original License Agreement, Tris Pharma, Inc
Other Commitments [Line Items]
Fixed payment arrangements	$ 9,000
Fixed payment arrangements, current					6,000
Fixed payment arrangements, liability, reduction	$ 8,000
Fixed Payment Arrangements, TRIS Pharma, Inc, Royalty and Make Whole Payments
Other Commitments [Line Items]
Fixed payment arrangements, current					1,800
Fixed payment arrangements, noncurrent					$ 1,700