Property, Plant and Equipment - Summary of Property, Plant and Equipment Leased (right- of- use assets) (Detail) - USD ($) $ in Millions |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Disclosure of detailed information about property, plant and equipment [line items] | ||
| Right-of-use assets, net carrying amount | $ 2,131 | $ 2,297 |
| Right-of-use assets, depreciation for the period | (377) | (742) |
| Land and buildings [member] | ||
| Disclosure of detailed information about property, plant and equipment [line items] | ||
| Right-of-use assets, net carrying amount | 1,427 | 1,505 |
| Right-of-use assets, depreciation for the period | (218) | (425) |
| Machinery, equipment and other [member] | ||
| Disclosure of detailed information about property, plant and equipment [line items] | ||
| Right-of-use assets, net carrying amount | 706 | 795 |
| Right-of-use assets, depreciation for the period | $ (159) | $ (318) |