Supplemental Information - Narrative (Details) - USD ($) $ in Millions |
6 Months Ended | ||
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Dec. 31, 2025 |
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| Supplemental Information [Abstract] | |||
| Gross trade receivables aged less than one year | $ 5,681 | $ 5,032 | |
| Gross receivables aged greater than one year | 430 | 377 | |
| Gross other receivables | 112 | 138 | |
| Accounts receivable net of reserves | 5,632 | 4,966 | |
| Allowances for expected credit losses | 591 | $ 581 | |
| Provisions for expected credit losses | $ 109 | $ 102 | |
| X | ||||||||||
- Definition -- None. No documentation exists for this element. -- No definition available.
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| X | ||||||||||
- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount due from parties in nontrade transactions, classified as other. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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