v3.25.4
Acquisitions and Divestitures - TracFone Wireless, Inc. (Details) - USD ($)
$ in Millions
12 Months Ended
Nov. 23, 2021
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Business Combination [Line Items]        
Business acquisition, purchase price in cash   $ 0 $ 0 $ 30
TracFone Wireless, Inc.        
Business Combination [Line Items]        
Future cash consideration related to achievement of certain performance measures $ 650      
Contingent consideration $ 560      
Contingent consideration, earnout period 2 years      
Contingent consideration payment     $ 52 $ 257