Goodwill, Spectrum License Transactions and Other Intangible Assets - Schedule of Spectrum Licenses (Details) - Licensing Agreements $ in Millions |
9 Months Ended |
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Sep. 30, 2025
USD ($)
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| Indefinite-lived Intangible Assets [Roll Forward] | |
| Spectrum licenses, beginning of year | $ 100,558 |
| Spectrum license acquisitions | 1,134 |
| Spectrum licenses acquired from the UScellular Acquisition | 1,730 |
| Spectrum licenses transferred to held for sale | (5,674) |
| Costs to clear spectrum | 1 |
| Spectrum licenses, end of period | $ 97,749 |
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- Definition Indefinite-lived Intangible Assets, Acquired From Business Acquisitions No definition available.
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- Definition Indefinite-lived Intangible Assets, Transferred to Held for Sale No definition available.
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- Definition Indefinite-lived Intangible Assets, Costs to Clear Assets No definition available.
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of increase in assets, excluding financial assets and goodwill, lacking physical substance with an indefinite life, from an acquisition. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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