Supplemental Financial Information - Schedule of Supplemental Disclosure of Cash-flow Information (Details) - USD ($) $ in Millions |
9 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Supplemental disclosure of cash flow information | ||
| Cash paid for income taxes, net of refunds | $ 461 | $ 136 |
| Cash paid for the amount used to measure the operating lease liabilities | 564 | 461 |
| Operating lease assets obtained in exchange for lease obligations | 445 | 652 |
| Net increase to operating lease right-of-use assets resulting from remeasurements of lease obligations | 105 | 325 |
| Non-cash investing and financing activities | ||
| (Decrease) increase in property and equipment-related accounts payable | $ (69) | $ 22 |