Other assets impairments, restructuring and other items - Schedule of Other Assets Impairments, Restructuring and Other Items (Detail) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|||
| Restructuring and Impairment Costs [Line Items] | ||||||
| Impairment of long-lived tangible assets | [1] | $ 91 | $ 58 | $ 92 | $ 14 | |
| Contingent consideration | 17 | 19 | 22 | 30 | ||
| Restructuring | 38 | 154 | 63 | 168 | ||
| Other | 1 | (4) | (1) | |||
| Total | $ 147 | $ 232 | $ 173 | $ 210 | ||
| Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other assets impairments, restructuring and other items | Other assets impairments, restructuring and other items | Other assets impairments, restructuring and other items | Other assets impairments, restructuring and other items | ||
| ||||||
| X | ||||||||||
- Definition Impairment and restructuring. No definition available.
|
| X | ||||||||||
- Definition Legal settlements loss contingencies impairments other expenses. No definition available.
|
| X | ||||||||||
- Definition Restructuring and impairment costs. No definition available.
|
| X | ||||||||||
- Definition Amount of increase (decrease) in value of liability in contingent consideration arrangement in business combination, including, but not limited to, difference arising upon settlement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Indicates line item in statement of income or comprehensive income that includes impairment of long-lived asset held for use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|