Property And Equipment, Net - Summary Of Property And Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 52,114	$ 33,475
Less: accumulated depreciation	(14,599)	(7,461)
Total property and equipment, net	37,515	26,014
Computer equipment and acquired computer software
Property, Plant and Equipment [Line Items]
Gross property and equipment	4,537	2,407
Machinery, equipment, furniture, and fixtures
Property, Plant and Equipment [Line Items]
Gross property and equipment	9,238	7,506
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	10,043	1,132
Quantum computing systems [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 28,296	$ 22,430