Product Revenue - Additional Information (Detail) - USD ($)	6 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Accounts receivable	$ 32,280,000	$ 47,086,000
Bad debt write-offs	0
Credit losses	0	0
Product Revenue [Member]
Disaggregation of Revenue [Line Items]
Accounts receivable	$ 23,200,000	$ 23,600,000