Debt - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 20, 2026 |
Mar. 31, 2026 |
Mar. 31, 2025 |
Feb. 05, 2026 |
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| Debt Instrument [Line Items] | ||||
| Effective interest rate | 4.20% | 4.00% | ||
| Weighted-average debt outstanding during period | $ 86,700 | $ 80,800 | ||
| Principal Issuances | 6,437 | |||
| Net Proceeds from Issuance of Long-Term Debt | 6,393 | |||
| Debt instrument, collateral amount | 195 | |||
| Notes Payable, Other Payables | ||||
| Debt Instrument [Line Items] | ||||
| Principal Issuances | 1,000 | $ 1,000 | ||
| ABS Notes | ||||
| Debt Instrument [Line Items] | ||||
| Principal Issuances | 500 | |||
| Net Proceeds from Issuance of Long-Term Debt | 498 | |||
| Proceeds from loan facility | 2,000 | |||
| Gross EIP receivables | $ 2,600 | |||
| ABS Notes | 4.250% Class A Senior ABS Notes due 2030 | ||||
| Debt Instrument [Line Items] | ||||
| Principal Issuances | $ 500 | |||
| Interest rate, stated percentage | 4.25% | |||
| Net Proceeds from Issuance of Long-Term Debt | $ 498 | |||
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- Definition Debt Instrument, Average Amount Outstanding During Period No definition available.
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- Definition Amount of assets pledged to secure a debt instrument. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Face (par) amount of debt instrument at time of issuance. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The average effective interest rate during the reporting period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Contractual interest rate for funds borrowed, under the debt agreement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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. Excludes lease obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amortized cost, before 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 The cash inflow from a borrowing with the highest claim on the assets of the entity in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle, if longer). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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