Investments - Narrative (Detail) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
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| Debt Securities, Available-for-sale [Line Items] | |||||
| Contractual maturities | 37 months | ||||
| Continuous unrealized loss position, 12 months or greater, fair value | $ 17 | $ 17 | $ 14 | ||
| Continuous unrealized loss position, fair value | 3,488 | 3,488 | 171 | ||
| Strategic investments | 2,050 | 2,050 | $ 1,542 | ||
| Level 3 | |||||
| Debt Securities, Available-for-sale [Line Items] | |||||
| Equity securities without readily determinable fair value, upward price adjustment, annual amount | $ 0 | $ 0 | $ 367 | $ 0 | |
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- Definition Debt Securities, Available-for-sale, Maturity, Term, Maximum No definition available.
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of gain from upward price adjustment on investment in equity security without readily determinable fair value. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of long-term investments classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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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