Property And Equipment, Net - Summary Of Property And Equipment (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 68,111	$ 52,114
Less: accumulated depreciation	(20,228)	(14,599)
Total property and equipment, net	47,883	37,515
Computer equipment and acquired computer software
Property, Plant and Equipment [Line Items]
Gross property and equipment	5,666	4,537
Machinery, equipment, furniture, and fixtures
Property, Plant and Equipment [Line Items]
Gross property and equipment	12,618	9,238
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	17,276	10,043
Quantum computing systems [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 32,551	$ 28,296