v3.24.4
Restructuring Costs - Schedule of Restructuring Plan Expenses Incurred (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Restructuring Cost and Reserve [Line Items]      
Restructuring Charges $ 95 $ 337 $ 1,196
Incurred to Date $ 2,903    
Restructuring Incurred Cost Statement Of Income Or Comprehensive Income Extensible Enumeration Not Disclosed Flag Total restructuring plan expenses    
Contract termination costs      
Restructuring Cost and Reserve [Line Items]      
Restructuring Charges $ 4 45 231
Incurred to Date 472    
Severance costs      
Restructuring Cost and Reserve [Line Items]      
Restructuring Charges 0 3 169
Incurred to Date 574    
Network decommissioning      
Restructuring Cost and Reserve [Line Items]      
Restructuring Charges 91 $ 289 $ 796
Incurred to Date $ 1,857