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Debt (Details) $ in Thousands				3 Months Ended				6 Months Ended	9 Months Ended
	Jul. 24, 2025 USD ($)	Apr. 18, 2025 USD ($)	Apr. 17, 2023 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)
Debt Instrument [Line Items]
Prepayment premium and fees on Pharmakon term loan									$ 3,802	$ 0
Loss on extinguishment of debt				$ 2,740	$ 0				6,911	$ 0
Pharmakon Advisors, LP
Debt Instrument [Line Items]
Debt instrument capitalized interest rate			0.50
Debt Instrument, SOFR floor			0.0175
Debt instrument, basis spread on variable rate			7.00%
Pharmakon Advisors, LP | PIK Interest Payment is Made
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate			7.25%
Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, periodic payment									$ 25,000
Debt instrument, prepayment fee, percentage of principal voluntary payments									3.00%
Prepayment premium and fees on Pharmakon term loan	$ 50,000	$ 75,000
Prepayment premium	1,500	2,250
Interest expense	376	424
Unamortized deferred financing costs	1,188	$ 1,921
Loss on extinguishment of debt									$ 4,171
Debt fees	52
Prepayment and debt issuance costs writeoff	$ 2,740
Pharmakon Advisors, LP | Line of Credit | Between the Second and Third Anniversaries
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments									3.00%
Pharmakon Advisors, LP | Line of Credit | After Fourth Anniversary
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments									1.00%
Pharmakon Advisors, LP | Line of Credit | After Third Anniversary
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments									2.00%
Athyrium | Senior Credit Facility
Debt Instrument [Line Items]
Repayments of lines of credit			$ 241,787
Term Loan Tranche A | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Proceeds from issuance of long-term debt									$ 300,000
Debt instrument, term			18 months
Effective interest rate				12.28%	13.34%				12.28%	13.34%
Interest expense, debt, total				$ 6,110	$ 10,201				$ 22,789	$ 30,283
Periodic payment, interest								$ 10,041		20,242
Fair value				198,704	323,704				198,704	323,704
Debt instrument, unamortized discount (premium) and debt issuance costs, net, total				11,147					11,147
Amortization of debt issuance costs				$ 384	$ 511				$ 1,387	$ 1,061
Term Loan Tranche A | Pharmakon Advisors, LP | Line of Credit | PIK Interest Payment is Made
Debt Instrument [Line Items]
Percent of interest payment						0.50	0.50
Loan Agreement | Pharmakon Advisors, LP
Debt Instrument [Line Items]
Debt instrument, face amount			$ 450,000
Proceeds from issuance of long-term debt			25,805
Term Loan Tranche B | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount			50,000
Term Loan Tranche C | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount			50,000
Term Loan Tranche D | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount			$ 50,000

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