Segment Information - Schedule of Segment Reporting Information, by Segment (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 | [1] | $ 20,156 | $ 39,134 | $ 39,630 | $ 77,364 | |
| Research and development | 46,210 | 53,370 | 96,130 | 124,293 | ||
| General and administrative | 30,775 | 34,981 | 68,605 | 74,704 | ||
| Depreciation and amortization | 25,114 | 30,071 | ||||
| Restructuring charges | 0 | 3,566 | 0 | 8,032 | ||
| Other (income) expense, net | (1,355) | (4,686) | 3,410 | (2,436) | ||
| Loss from continuing operations before income taxes | (57,193) | (53,477) | (133,332) | (136,699) | ||
| Employer payroll taxes | 400 | 200 | 1,300 | 500 | ||
| Reportable Segment | ||||||
| Segment Reporting [Line Items] | ||||||
| Revenue | 20,156 | 39,134 | 39,630 | 77,364 | ||
| Total segment cost of revenue | 1,472 | 3,865 | 4,144 | 6,986 | ||
| Research and development | 30,433 | 31,065 | 60,538 | 79,735 | ||
| General and administrative | 11,108 | 15,986 | 23,831 | 35,639 | ||
| Stock-based compensation | 8,037 | 18,770 | 24,745 | 36,483 | ||
| Depreciation and amortization | 12,315 | 15,249 | 25,114 | 30,071 | ||
| Restructuring charges | 0 | 3,566 | 0 | 8,032 | ||
| Carrying cost of excess space (net of sublease income) | 14,233 | 12,413 | 30,074 | 24,088 | ||
| Merger and acquisition related expense (income) | 1,106 | (3,617) | 1,106 | (4,535) | ||
| Other (income) expense, net | (1,355) | (4,686) | 3,410 | (2,436) | ||
| Loss from continuing operations before income taxes | $ (57,193) | $ (53,477) | $ (133,332) | $ (136,699) | ||
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- Definition Employer payroll taxes. No definition available.
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- Definition Amount of expense for acquisition-related cost incurred to effect business combination. Includes, but is not limited to, finder's fee; advisory, legal, accounting, valuation, and other professional and consulting fees; and general administrative cost, including cost of maintaining internal acquisition department. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expense for employee benefit and equity-based compensation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 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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- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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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 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, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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- Details
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