Unaudited Condensed Consolidated Statements of Operations - 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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| Income Statement [Abstract] | ||||||
| Revenue —net | $ 7,998 | $ 2,108 | $ 13,235 | $ 21,193 | ||
| Costs and expenses: | ||||||
| Cost of revenue | 10,312 | 1,205 | 11,424 | 2,670 | ||
| Amortization expense | 4,185 | 2,839 | 8,370 | 5,678 | ||
| Research and development expenses—net | 367,292 | 39,667 | 421,951 | 75,440 | ||
| Sales and marketing expenses | 29,328 | 3,413 | 43,064 | 6,802 | ||
| General and administrative expenses | 151,907 | 6,071 | 160,603 | 11,569 | ||
| Total costs and expenses | 563,024 | 53,195 | 645,412 | 102,159 | ||
| Loss from operations | (555,026) | (51,087) | (632,177) | (80,966) | ||
| Interest income—net | (4,719) | (999) | (9,483) | (2,343) | ||
| Loss on change in fair value of warrant liabilities | 47,615 | 6,400 | 111,815 | 7,800 | ||
| Other (income)/expense—net | (1,971) | 429 | (2,013) | 800 | ||
| Loss before taxes | (595,951) | (56,917) | (732,496) | (87,223) | ||
| Tax expense | 569 | 0 | 617 | 183 | ||
| Net loss | (596,520) | $ (56,917) | (733,113) | $ (87,406) | ||
| Less: Net loss attributable to Quantinuum (Cayman) prior to the Transactions | (110,087) | (246,680) | ||||
| Less: Net loss attributable to the non-controlling interest | (421,015) | (421,015) | ||||
| Net loss attributable to Quantinuum Inc. | $ (65,418) | $ (65,418) | ||||
| Net loss per share attributable to common Class A shareholders - basic | [1] | $ (1.93) | $ (1.93) | |||
| Net loss per share attributable to Class A common shareholders - diluted | [1] | $ (1.93) | $ (1.93) | |||
| Weighted average shares used in computing net loss per share attributable to Class A common stockholders - basic | [1] | 33,914,995 | 33,914,995 | |||
| Weighted average shares used in computing net loss per share attributable to Class A common stockholders - diluted | [1] | 33,914,995 | 33,914,995 | |||
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- Definition Cost of Goods and Service, Excluding Amortization No definition available.
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| X | ||||||||||
- Definition Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total costs of sales and operating expenses for the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Portion of net income (loss) attributable to nonredeemable noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of Net Income (Loss) attributable to redeemable noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. 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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| X | ||||||||||
- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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