Debt - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
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|---|---|---|---|---|---|---|
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||||||
| Carrying Amount, Debt | $ 24,257 | $ 22,995 | ||||
| Senior Notes [Member] | Carrying Amount [Member] | Fair Value, Inputs, Level 2 and Level 3 | ||||||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||||||
| Carrying Amount, Debt | [1] | 24,192 | 22,995 | |||
| Senior Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 2 and Level 3 | ||||||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||||||
| Senior Notes, Estimated Fair Value | [2] | 23,839 | 22,313 | |||
| Senior Notes [Member] | Estimated Fair Value [Member] | Fair Value, Inputs, Level 3 [Member] | ||||||
| Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] | ||||||
| Senior Notes, Estimated Fair Value | $ 3,000 | $ 3,100 | ||||
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