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Commitments and Contingencies - Narrative (Details)		1 Months Ended	3 Months Ended		6 Months Ended
	Jan. 01, 2021 USD ($) shares	Aug. 31, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2024 term
Liability For Sale of Future Royalties [Line Items]
Research and development			$ 314,819,000	$ 79,490,000	$ 470,791,000	$ 142,951,000
Pittsburgh Centre Avenue Lease Agreement
Liability For Sale of Future Royalties [Line Items]
Lease agreement, term (in months)							122 months
Option to extend, term | term							1
Extension term (in months)							60 months
Pittsburgh Centre Avenue Lease Agreement | Minimum
Liability For Sale of Future Royalties [Line Items]
Annual commitments			1,859,000		1,859,000
Pittsburgh Centre Avenue Lease Agreement | Maximum
Liability For Sale of Future Royalties [Line Items]
Annual commitments			$ 2,373,000		2,373,000
Moda Agreement
Liability For Sale of Future Royalties [Line Items]
Eligible commercial milestone payments		$ 23,000,000
Eligible develoment and regulatory milestone payments		$ 25,200,000
Moda Pharmaceuticals LLC
Liability For Sale of Future Royalties [Line Items]
Research and development				$ 0	850,000	$ 0
Moda Pharmaceuticals LLC | Moda Agreement
Liability For Sale of Future Royalties [Line Items]
Eligible development milestone payments	$ 81,612,000
Eligible commercial milestone payments	$ 30,171,000
Initial term of agreement (in years)	4 years
Moda Pharmaceuticals LLC | License agreement | Moda Agreement
Liability For Sale of Future Royalties [Line Items]
Payment for license agreement	$ 2,700,000
Issuance of common shares as payment for assets (in shares) | shares	37,836
Issuance of common shares as payment for assets	$ 3,243,000
Research and Development Arrangement
Liability For Sale of Future Royalties [Line Items]
Research commitments					$ 0

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