DARPA Grant Revenue - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Apr. 30, 2021	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Revenue Reconciling Item [Line Items]
Allowable costs of reimbursable	$ 5,000
Prepaid expenses and other current assets		$ 1,704	$ 3,194
Maximum
Segment Reporting Revenue Reconciling Item [Line Items]
Reimbursement amount	$ 5,000
Cooperative Agreement [Member]
Segment Reporting Revenue Reconciling Item [Line Items]
Revenues		3,600	$ 1,400
Reimbursable for allowable costs		$ 5,000