Goodwill And Other Intangible Assets (Narrative) (Details) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
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Dec. 31, 2025
USD ($)
reporting_unit
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Dec. 31, 2024
USD ($)
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Dec. 31, 2023
USD ($)
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| Finite-Lived Intangible Assets [Line Items] | |||
| Asset impairments and abandonments and restructuring | $ 838 | $ 5,075 | $ 1,193 |
| Goodwill, Impaired, Accumulated Impairment Loss | $ 29,234 | ||
| Communications | |||
| Finite-Lived Intangible Assets [Line Items] | |||
| Number of reporting units | reporting_unit | 3 | ||
| Goodwill, Impaired, Accumulated Impairment Loss | $ 28,408 | 28,408 | $ 23,986 |
| Communications | Business Wireline | |||
| Finite-Lived Intangible Assets [Line Items] | |||
| Asset impairments and abandonments and restructuring | $ 4,422 | ||
| X | ||||||||||
- Definition Goodwill Impairment Loss And Assets Disposed Of By Method Other Than Sale, In Period Of Disposition, Loss On Disposition No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of accumulated impairment loss for asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. No definition available.
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