Acquisitions, Divestitures, Equity-Method Investments, Collaborative Arrangements, Research and Development Arrangements and In-Licensing Arrangements - Purchase Price Allocation (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 14, 2023 |
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| Business Combination [Line Items] | ||||||||||||||
| Goodwill | [1] | $ 71,264 | $ 68,527 | $ 67,783 | ||||||||||
| Seagen [Member] | ||||||||||||||
| Business Combination [Line Items] | ||||||||||||||
| Working capital, excluding inventories | [2] | $ 621 | ||||||||||||
| Inventories | [3] | 3,273 | ||||||||||||
| Property, plant and equipment | 280 | |||||||||||||
| Other noncurrent assets | 59 | |||||||||||||
| Net income tax accounts | [4] | (4,779) | ||||||||||||
| Other noncurrent liabilities | (187) | |||||||||||||
| Total identifiable net assets | 27,086 | |||||||||||||
| Goodwill | 17,148 | |||||||||||||
| Net assets acquired/total consideration transferred | 44,234 | |||||||||||||
| Seagen [Member] | IPR&D [Member] | ||||||||||||||
| Business Combination [Line Items] | ||||||||||||||
| Intangible assets | 19,900 | |||||||||||||
| Seagen [Member] | Developed Technology Rights and Other Intangible Assets [Member] | ||||||||||||||
| Business Combination [Line Items] | ||||||||||||||
| Intangible assets | [5] | $ 7,920 | ||||||||||||
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- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net Income Tax Accounts No definition available.
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- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Working Capital, Excluding Inventories No definition available.
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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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- Definition Amount of identifiable intangible asset acquired in business combination and recognized at acquisition date. Excludes goodwill and financial asset. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of inventory acquired in business combination and recognized at acquisition date, classified as current. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of asset acquired in excess of (less than) liability assumed in business combination and recognized at acquisition date. Excludes goodwill. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of liability assumed in business combination and recognized at acquisition date, classified as other and noncurrent. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of asset acquired in business combination and recognized at acquisition date, classified as other and noncurrent. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of property, plant, and equipment acquired in business combination and recognized at acquisition date. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of asset acquired in excess of (less than) liability assumed plus goodwill in business combination and recognized at acquisition date. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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