Segment Information - Schedule of Revenue, Significant Expenses, and Segment Profit and Loss (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Segment Reporting [Line Items] | ||||
| Revenue | $ 80,050 | $ 20,694 | $ 144,718 | $ 28,260 |
| Operating costs and expenses excluding stock-based compensation: | ||||
| Cost of revenue (excluding depreciation and amortization) | 60,110 | 8,327 | 109,364 | 12,642 |
| Research and development | 160,627 | 103,359 | 286,367 | 143,312 |
| Sales and marketing | 32,895 | 10,877 | 62,331 | 19,487 |
| General and administrative | 117,574 | 48,107 | 206,190 | 71,913 |
| Stock-based compensation | 144,715 | 100,258 | 275,792 | 134,424 |
| Other segment items: | ||||
| (Gain) loss on change in fair value of warrant liabilities | 1,649,115 | 39,577 | 591,487 | 1,083 |
| Interest income, net | 31,979 | 7,138 | 60,213 | 12,032 |
| Other (income) expense, net | (79,712) | (232) | (63,585) | (283) |
| Income tax (benefit) expense | (6,067) | (15,269) | (12,449) | (15,257) |
| Net income (loss) | (1,868,600) | (177,530) | (1,063,990) | (209,782) |
| Operating Segment [Member] | ||||
| Segment Reporting [Line Items] | ||||
| Revenue | 80,050 | 20,694 | 144,718 | 28,260 |
| Operating costs and expenses excluding stock-based compensation: | ||||
| Cost of revenue (excluding depreciation and amortization) | 44,813 | 6,512 | 77,252 | 9,764 |
| Research and development | 97,009 | 27,125 | 170,048 | 49,686 |
| Sales and marketing | 17,015 | 5,305 | 31,789 | 9,559 |
| General and administrative | 70,524 | 32,560 | 114,801 | 45,924 |
| Stock-based compensation | 141,845 | 99,168 | 270,362 | 132,421 |
| Depreciation and amortization | 46,087 | 10,616 | 89,216 | 17,177 |
| Other segment items: | ||||
| (Gain) loss on change in fair value of warrant liabilities | 1,649,115 | 39,577 | 591,487 | 1,083 |
| Interest income, net | (31,979) | (7,138) | (60,213) | (12,032) |
| Other (income) expense, net | (79,712) | (232) | (63,585) | (283) |
| Income tax (benefit) expense | (6,067) | (15,269) | (12,449) | (15,257) |
| Net income (loss) | $ (1,868,600) | $ (177,530) | $ (1,063,990) | $ (209,782) |
| X | ||||||||||
- Definition Operating costs and expenses excluding stock-based compensation. No definition available.
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| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Cost of product sold and service rendered, excluding depreciation, depletion, and amortization. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expense (income) related to adjustment to fair value of warrant liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of interest income (expense) classified as operating. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of income (expense) related to nonoperating activities, classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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| X | ||||||||||
- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
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- Details
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