Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2022	Dec. 31, 2020
Accounting Policies [Line Items]
Cost of revenue	$ 5,169	$ 2,492	$ 7,808	$ 5,346
Amortization of Intangible Assets	1,000	2,100	1,000	2,100
Estimated future amortization of intangible assets					$ 2,100
Estimated future amortization of intangible assets thereafter					$ 4,200
Tazemetostat Drug Pruducts [Member]
Accounting Policies [Line Items]
Cost of revenue	$ 2,300	$ 0	$ 2,300	$ 800
Eisai [Member]
Accounting Policies [Line Items]
Milestone payments						$ 50,000