Prepaid Expenses and Other Current Assets - Prepaid Expenses and Other Current Assets (Detail) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid manufacturing costs	$ 2,010	$ 1,147
Prepaid tax	3,767	44
Prepaid insurance	307	1,224
Prepaid subscriptions fees	1,157	808
Prepaid research fees	246	178
Prepaid commercialization expenses	4,401	592
Due from collaborative and licensing arrangements	146	354
Prepaid conference and travel expenses	1,021	234
Prepaid co-pay assistance program	701	97
Other	206	489
Total prepaid expenses and other current assets	$ 13,962	$ 5,167