Development, Commercialization and Supply Agreement - Changes in Balances of Contract Assets and Liabilities (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Contract liabilities:
Deferred revenue, Balance at Beginning of Period			$ 4,850	$ 15,346
Deferred revenue, Additions				5,000
Deferred revenue, Deductions			$ (4,850)	(15,372)
Deferred revenue, Deductions	$ (4,900)	$ (15,000)
Deferred revenue, Balance at End of Period				$ 4,974