License Agreements - Additional Information (Detail) - USD ($)			1 Months Ended			3 Months Ended		12 Months Ended
	Nov. 22, 2021	Aug. 30, 2021	Dec. 31, 2021	Jan. 31, 2021	Dec. 31, 2020	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 21, 2021
Capitalized Contract Cost [Line Items]
Royalties accrued on product sales						$ 400,000	$ 200,000
Due to licensor						$ 5,757,000			$ 5,757,000
Right to terminate the agreement						120 days
Upfront payment				$ 14,000,000		$ 14,000,000
Total revenue					$ 14,000,000	5,867,000	2,307,000
Amount of certain development, regulatory, and sales milestones payments eligible to receive under license agreement						257,000,000
Celgene License Agreement
Capitalized Contract Cost [Line Items]
Payment of license fees		$ 5,800,000
Related party transaction, balloon payment interest rate per annum		4.00%
Celgene License Agreement | EOC Pharma (Hong Kong) Limited
Capitalized Contract Cost [Line Items]
Payment received from license agreement				$ 14,000,000.0
Celgene License Agreement
Capitalized Contract Cost [Line Items]
Payments related to milestone						$ 0	$ 0
License fees, percentage of previously outstanding payment obligation		50.00%
Due to licensor		$ 5,800,000
Celgene License Agreement | EOC Pharma (Hong Kong) Limited
Capitalized Contract Cost [Line Items]
Payments related to milestone			$ 1,000,000
Due to licensor										$ 200,000
Sublicense fees, percentage				20.00%				20.00%
Total revenue	$ 1,000,000