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Additional Financial Information - Cash Flow Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Cash Paid |  |  |
Interest, net of amounts capitalized | $ 5,505 | $ 4,384 | $ 3,316
Income taxes, net of amounts refunded | 5,632 | 2,343 | 2,736
Other, net Cash Flows from Operating Activities |  |  |
Changes in device payment plan agreement non-current receivables | (538) | (2,975) | (4,919)
Net debt extinguishment (gains) losses | (385) | (308) | 1,077
Other, net | 1,096 | (427) | 64
Other, net Cash Flows from Operating Activities | 173 | (3,710) | (3,778)
Other, net Cash Flows from Financing Activities |  |  |
Net debt related costs | (259) | (73) | (366)
Other, net | (816) | (1,397) | (1,706)
Other, net Cash Flows from Financing Activities | $ (1,075) | $ (1,470) | $ (2,072)

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