Acquisitions, Divestitures, Equity-Method Investments, Collaborative Arrangements, Research and Development Arrangements and In-Licensing Arrangements - Summarized Financial Information of Equity Method Investee (Details) - USD ($) $ in Millions |
12 Months Ended | ||||
|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Equity Method Investment, Summarized Financial Information, Balance Sheet [Abstract] | |||||
| Current assets | $ 42,898 | $ 50,358 | |||
| Total assets | 208,160 | 213,396 | |||
| Current liabilities | 36,984 | 42,995 | |||
| Total liabilities | 121,385 | 124,899 | |||
| Total Pfizer Inc. shareholders’ equity | 86,476 | 88,203 | |||
| Equity Method Investment, Summarized Financial Information [Abstract] | |||||
| Revenues: | [1] | 62,579 | 63,627 | $ 59,553 | |
| Income from continuing operations | 7,787 | 8,051 | 2,172 | ||
| Net income | 7,812 | 8,062 | 2,158 | ||
| Income attributable to shareholders | 7,771 | 8,031 | 2,119 | ||
| ViiV [Member] | |||||
| Equity Method Investment, Summarized Financial Information, Balance Sheet [Abstract] | |||||
| Current assets | 4,991 | 4,338 | |||
| Noncurrent assets | 3,297 | 3,223 | |||
| Total assets | 8,288 | 7,561 | |||
| Current liabilities | 4,714 | 4,280 | |||
| Noncurrent liabilities | 5,735 | 6,205 | |||
| Total liabilities | 10,449 | 10,485 | |||
| Total Pfizer Inc. shareholders’ equity | (2,161) | (2,924) | |||
| Equity Method Investment, Summarized Financial Information [Abstract] | |||||
| Revenues: | 9,824 | 8,971 | 7,845 | ||
| Cost of sales | (1,637) | (1,360) | (1,060) | ||
| Gross profit | 8,187 | 7,611 | 6,785 | ||
| Income from continuing operations | 4,277 | 3,062 | 3,090 | ||
| Net income | 4,277 | 3,062 | 3,090 | ||
| Income attributable to shareholders | $ 4,277 | $ 3,062 | $ 3,090 | ||
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- Definition Equity Method Investment, Summarized Financial Information, Balance Sheet [Abstract] No definition available.
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- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of asset recognized for present right to economic benefit, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are expected to be realized in cash, sold or consumed after one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liability recognized for present obligation requiring transfer or otherwise providing economic benefit to others. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Total obligations incurred as part of normal operations that are expected to be paid during the following twelve months or within one business cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of obligation due after one year or beyond the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- 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/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 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/exampleRef
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- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Details
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