Commitments and Contingencies - Fixed Payment Arrangements (Details) $ in Thousands				1 Months Ended		12 Months Ended
	May 12, 2022 USD ($)	Jun. 21, 2021 USD ($)	May 29, 2020 USD ($)	Jan. 31, 2021 USD ($)	Jan. 31, 2020 USD ($)	Jun. 30, 2022 USD ($)	Sep. 30, 2021 USD ($) payment	Jun. 30, 2021 USD ($)	Nov. 01, 2019 USD ($) agreement
Other Commitments [Line Items]
Fixed payment arrangements						$ 13,051		$ 9,458
Issues, fixed payment arrangements						7,645
Fixed Payment Arrangements, Investor Assumed, Product Acquisition from Cerecor, Inc
Other Commitments [Line Items]
Fixed payment arrangements, periodic payment obligations, number | agreement									2
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				1,000
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, minimum						100			$ 100
Fixed payment arrangements, monthly variable payment amount, one-time payment, paid				$ 200	$ 200
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						$ 6,700
Fixed Payment Arrangements, TRIS Pharma, Inc, Royalty and Make Whole Payments
Other Commitments [Line Items]
Issues, fixed payment arrangements	$ 7,600