Property And Equipment, Net - Summary Of Property And Equipment (Detail) - USD ($) $ in Thousands |
Jun. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Gross property and equipment | $ 95,857 | $ 80,373 |
| Less: accumulated depreciation | (37,299) | (27,612) |
| Total property and equipment, net | 58,558 | 52,761 |
| Quantum computing systems [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Gross property and equipment | 40,968 | 38,374 |
| Leasehold improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Gross property and equipment | 20,505 | 17,921 |
| Machinery, equipment, furniture and fixtures | ||
| Property, Plant and Equipment [Line Items] | ||
| Gross property and equipment | 26,497 | 16,683 |
| Computer equipment and acquired computer software | ||
| Property, Plant and Equipment [Line Items] | ||
| Gross property and equipment | $ 7,887 | $ 7,395 |