Investments - Total Investment Schedule (Details) - USD ($) $ in Millions |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Total Investments [Line Items] | ||
| Current | $ 2,260 | $ 2,145 |
| Long-term | 32,407 | 32,669 |
| Total | 34,667 | 34,814 |
| Debt securities available for sale | ||
| Total Investments [Line Items] | ||
| Current | 2,104 | 1,997 |
| Long-term | 26,287 | 26,721 |
| Total | 28,391 | 28,718 |
| Mortgage loans | ||
| Total Investments [Line Items] | ||
| Current | 156 | 148 |
| Long-term | 1,339 | 1,376 |
| Total | 1,495 | 1,524 |
| Other investments | ||
| Total Investments [Line Items] | ||
| Current | 0 | 0 |
| Long-term | 4,781 | 4,572 |
| Total | $ 4,781 | $ 4,572 |
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- References No definition available.
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- Definition Sum of the carrying amounts as of the balance sheet date of all investments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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