Debt - Schedule of Variable Interest Entities (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Debt Instrument [Line Items] | ||
| Equipment installment plan receivables, net | $ 4,530 | $ 4,997 |
| Equipment installment plan receivables due after one year, net | 2,457 | 2,683 |
| Other current assets | 2,686 | 5,372 |
| Accounts payable and accrued liabilities | 8,624 | 10,280 |
| Short-term debt | 6,343 | 5,135 |
| Variable Interest Entity, Primary Beneficiary | ||
| Debt Instrument [Line Items] | ||
| Equipment installment plan receivables, net | 2,203 | 1,865 |
| Equipment installment plan receivables due after one year, net | 784 | 543 |
| Other current assets | 310 | 232 |
| Accounts payable and accrued liabilities | 3 | 3 |
| Short-term debt | 861 | 594 |
| Long-term debt | $ 1,632 | $ 1,401 |
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- Definition Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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/disclosureRef
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- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amortized cost, after allowance for credit loss, of financing receivable classified as current. Excludes net investment in lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after allowance for credit loss, of financing receivable, classified as noncurrent. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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