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Debt (Details)			3 Months Ended		6 Months Ended
	Apr. 17, 2023 USD ($)	Dec. 07, 2020 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jul. 29, 2022 USD ($)
Debt Instrument [Line Items]
Proceeds from issuance of long-term debt, total					$ 300,000,000	$ 0
Interest expense, debt, total			$ 28,915,000	$ 24,022,000	56,311,000	47,859,000
Amortization of debt issuance costs					1,069,000	339,000
Loss on extinguishment of debt			$ 29,019,000	$ 0	29,019,000	0
Pharmakon Advisors, LP
Debt Instrument [Line Items]
Debt instrument capitalized interest rate	0.50
Pharmakon Advisors, LP | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Debt Instrument [Line Items]
Debt Instrument, SOFR floor	0.0175
Debt instrument, basis spread on variable rate	7.00%
Pharmakon Advisors, LP | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | 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					$ 25,000,000
Debt instrument, prepayment fee, percentage of principal voluntary payments					3.00%
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
Debt Instrument [Line Items]
Paid-in-kind interest					$ 8,476,000	$ 8,774,000
Athyrium | Senior Credit Facility
Debt Instrument [Line Items]
Repayments of lines of credit	$ 241,787,000
MidCap Financial Services, LLC | Senior Credit Facility
Debt Instrument [Line Items]
Repayments of lines of credit		$ 43,298,000
Term Loan Tranche A | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount	300,000,000
Proceeds from issuance of long-term debt, total	$ 300,000				$ 300,000,000
Debt instrument, term	18 months
Effective interest rate			12.24%		12.24%
Interest expense, debt, total			$ 7,648,000
Periodic payment, interest			3,824,000		$ 3,824,000
Fair value			303,824,000		303,824,000
Debt instrument, unamortized discount (premium) and debt issuance costs, net, total			10,885,000		10,885,000
Amortization of debt issuance costs			237,000		237,000
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
Loan Agreement | Pharmakon Advisors, LP
Debt Instrument [Line Items]
Debt instrument, face amount	$ 450,000,000
Proceeds from issuance of long-term debt, total	$ 26,068,000
Credit Agreement | Athyrium
Debt Instrument [Line Items]
Debt instrument, face amount		$ 200,000,000
Debt instrument, term	17 days
Debt instrument, LIBOR floor		1.75%
Debt instrument, LIBOR cap		3.50%
Debt instrument, exit fee, percentage of principal		2.00%
Debt instrument, commitment fee percentage		1.00%
Long-term debt, total			240,452,000		240,452,000
Interest expense	$ 1,335,000
Fee amount	17,261,000
Deferred financing costs	11,758,000
Loss on extinguishment of debt			$ 29,019,000		$ 29,019,000
Credit Agreement | Athyrium | Prior to the Second Anniversary
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments		102.00%
Debt instrument, prepayment fee, percentage of accrued interest		0.50%
Credit Agreement | Athyrium | Between the Second and Third Anniversaries
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments		2.00%
Credit Agreement | Athyrium | Between the Third and Fourth Anniversaries
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments		1.00%
Credit Agreement | Athyrium | After Fourth Anniversary
Debt Instrument [Line Items]
Debt instrument, prepayment fee, percentage of principal voluntary payments		0.00%
Credit Agreement | Athyrium | London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		8.25%
Credit Agreement | Athyrium | London Interbank Offered Rate (LIBOR) | PIK Interest Payment is Made
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate		10.25%
Credit Agreement | Athyrium | Term A Loan
Debt Instrument [Line Items]
Proceeds from issuance of long-term debt, total		$ 125,000,000
Credit Agreement | Athyrium | Term B Loan
Debt Instrument [Line Items]
Debt instrument, face amount							$ 25,000,000
Credit Agreement | Athyrium | Term C Loan
Debt Instrument [Line Items]
Debt instrument, face amount							50,000,000
Credit Agreement | Athyrium | Term B And C Loan
Debt Instrument [Line Items]
Debt instrument, face amount							$ 75,000,000
Credit Agreement | Athyrium | Term Loans
Debt Instrument [Line Items]
Effective interest rate			11.75%	12.17%	11.75%	12.17%
Term Loan Tranche B | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount	50,000,000
Term Loan Tranche C | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount	50,000,000
Term Loan Tranche D | Pharmakon Advisors, LP | Line of Credit
Debt Instrument [Line Items]
Debt instrument, face amount	$ 50,000,000

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