Commitments and Contingencies - Narrative (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Loss Contingencies [Line Items]
Loss contingency accrual	$ 0	$ 0
Accrued clinical and contract manufacturing expense	5,700,000	2,800,000
Purchase commitments to be paid in 2024	4,900,000
Incurred collaboration and supply agreement expense	900,000	$ 0
EOC Pharma (Hong Kong) Limited
Loss Contingencies [Line Items]
Loss contingency accrual	$ 0