Debt Securities - Available-for-Sale (Details) - Foreign Government Debt [Member] - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
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| Marketable Securities [Member] | |||||||
| Debt Securities, Available-for-sale [Line Items] | |||||||
| Available-for-sale securities | [1] | $ 0 | $ 8 | $ 75 | |||
| Other assets, Noncurrent | |||||||
| Debt Securities, Available-for-sale [Line Items] | |||||||
| Debt Securities, AFS, Fair Value, Maturity after year one to five years | [2] | $ 23 | $ 22 | $ 27 | |||
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- Definition Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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). 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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