License Agreements - Yale University Agreement (Details) - USD ($)	1 Months Ended			3 Months Ended		6 Months Ended
	May 31, 2023	Jan. 31, 2021	May 31, 2019	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
License and other agreements
Milestone payment to be paid upon regulatory achievement				$ 547,350,000		$ 547,350,000
Research and development				79,490,000	$ 177,087,000	142,951,000	$ 247,183,000
Yale University | Yale Arrangement
License and other agreements
Milestone payment to be paid upon regulatory achievement			$ 2,000,000
Minimum annual royalty payment to be paid upon sale of product			$ 1,000,000
Research and development				0	0	0	0
Yale University | Yale MoDE Agreement
License and other agreements
Minimum annual royalty payment to be paid upon sale of product		$ 1,000,000
Research and development				333,000	$ 334,000	666,000	$ 2,000,000
Eligible development milestone payments		800,000
Eligible commercial milestone payments		$ 2,950,000
Initial term of agreement (in years)		20 years
Amount of funding		$ 4,000,000
Yale University | Yale MoDE Agreement | License agreement
License and other agreements
Payment for license agreement		$ 1,000,000
Issuance of common shares as payment for assets (in shares)		11,668
Issuance of common shares as payment for assets		$ 1,000,000
Yale University | 2023 Yale SRA
License and other agreements
Research and development				$ 153,000		$ 153,000
Amount of funding	$ 612,000