Quarterly report pursuant to Section 13 or 15(d)

Investments in Affiliates Accounted for Using the Equity Method - Excess Basis Allocation (Details)

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Investments in Affiliates Accounted for Using the Equity Method - Excess Basis Allocation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Excess basis allocation within memo accounts          
Share of earnings (loss) of affiliates, net $ 309 $ 314 $ 998 $ 752  
Loss on dilution of investment in affiliate   (1) (67) (98)  
Charter.          
Excess basis allocation within memo accounts          
Property and equipment 573   573   $ 661
Customer relationships 2,330   2,330   2,537
Franchise fees 3,847   3,847   3,828
Trademarks 29   29   29
Goodwill 4,047   4,047   4,024
Debt (472)   (472)   (535)
Deferred income tax liability (1,573)   (1,573)   (1,626)
Total 8,781   8,781   $ 8,918
Amortization of Deferred Charges 57 59 191 181  
Loss on dilution of investment in affiliate $ 0 $ (1) $ (67) $ (98)  
Charter. | Customer relationships          
Excess basis allocation within memo accounts          
Remaining useful lives of customer relationships     8 years    
Charter. | Property, Plant and Equipment          
Excess basis allocation within memo accounts          
Remaining useful lives of property and equipment     5 years