v3.25.2
Sales of Certain Receivables - Schedule of Variable Interest Entities - EIP (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Variable Interest Entity [Line Items]    
Other current liabilities $ 2,175 $ 1,965
EIP Securitization Arrangement    
Variable Interest Entity [Line Items]    
Other current liabilities 98 81
Other long-term liabilities $ 14 $ 32