Additional Financial Information (Tables)
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9 Months Ended |
Sep. 30, 2025 |
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| Supplemental Financial Statement Elements [Abstract] |
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| Schedule of Accounts Payable and Accrued Liabilities |
Accounts payable and accrued liabilities are summarized as follows: | | | | | | | | | | | | | (in millions) | September 30,
2025 | | December 31,
2024 | | Accounts payable | $ | 4,712 | | | $ | 4,242 | | | Property and other taxes, including payroll | 1,534 | | | 1,524 | | | Payroll and related benefits | 1,272 | | | 1,072 | | | Accrued interest | 987 | | | 905 | | | | | | | | | | | | | | | | | | | Other accrued liabilities | 688 | | | 720 | | | Accounts payable and accrued liabilities | $ | 9,193 | | | $ | 8,463 | | | | | |
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| Schedule of Supplemental Consolidated Statements of Cash Flows Information |
The following table summarizes T-Mobile’s supplemental cash flow information: | | | | | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended September 30, | | Nine Months Ended September 30, | | (in millions) | 2025 | | 2024 | | 2025 | | 2024 | | | | Interest payments, net of amounts capitalized | $ | 997 | | | $ | 947 | | | $ | 2,923 | | | $ | 2,778 | | | | | Operating lease payments | 1,269 | | | 1,127 | | | 3,685 | | | 3,928 | | | | | Income tax payments | 65 | | | 50 | | | 427 | | | 164 | | | | | Non-cash investing and financing activities | | | | | | | | | | | | | | | | | | | | | Non-cash beneficial interest obtained in exchange for securitized receivables | $ | — | | | $ | 789 | | | $ | — | | | $ | 2,283 | | | | | | | | | | | | | | | Change in accounts payable and accrued liabilities for purchases of property and equipment | 136 | | | 41 | | | (458) | | | (1,085) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Operating lease right-of-use assets obtained in exchange for lease obligations | 1,064 | | | 469 | | | 2,138 | | | 1,300 | | | | | Financing lease right-of-use assets obtained in exchange for lease obligations | 324 | | | 409 | | | 1,002 | | | 983 | | | | | Deferred consideration related to the Ka’ena Acquisition | — | | | — | | | — | | | 210 | | | | | Debt assumed in the UScellular Acquisition | 1,653 | | | — | | | 1,653 | | | — | | | |
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| Schedule of Cash and Cash Equivalents, Including Restricted Cash |
Cash and cash equivalents, including restricted cash, presented on our Condensed Consolidated Statements of Cash Flows were included on our Condensed Consolidated Balance Sheets as follows: | | | | | | | | | | | | | (in millions) | September 30,
2025 | | December 31,
2024 | | Cash and cash equivalents | $ | 3,310 | | | $ | 5,409 | | | | | | | Restricted cash (included in Other current assets) | 271 | | | 231 | | | Restricted cash (included in Other assets) | 84 | | | 73 | | | Cash and cash equivalents, including restricted cash | $ | 3,665 | | | $ | 5,713 | |
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| Schedule of Restricted Cash |
Cash and cash equivalents, including restricted cash, presented on our Condensed Consolidated Statements of Cash Flows were included on our Condensed Consolidated Balance Sheets as follows: | | | | | | | | | | | | | (in millions) | September 30,
2025 | | December 31,
2024 | | Cash and cash equivalents | $ | 3,310 | | | $ | 5,409 | | | | | | | Restricted cash (included in Other current assets) | 271 | | | 231 | | | Restricted cash (included in Other assets) | 84 | | | 73 | | | Cash and cash equivalents, including restricted cash | $ | 3,665 | | | $ | 5,713 | |
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