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Property And Equipment, Net - Summary Of Property And Equipment (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 80,373	$ 52,114
Less: accumulated depreciation	(27,612)	(14,599)
Total property and equipment, net	52,761	37,515
Quantum computing systems [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	38,374	28,296
Leasehold improvements [Member]
Property, Plant and Equipment [Line Items]
Gross property and equipment	17,921	10,043
Machinery, equipment, furniture, and fixtures
Property, Plant and Equipment [Line Items]
Gross property and equipment	16,683	9,238
Computer equipment and acquired computer software
Property, Plant and Equipment [Line Items]
Gross property and equipment	$ 7,395	$ 4,537

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Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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