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
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Excess basis allocation within memo accounts      
Loss on dilution of investment in affiliate $ (27) $ (56)  
Charter.      
Excess basis allocation within memo accounts      
Property and equipment 499   $ 524
Customer relationships 2,200   2,230
Franchise fees 3,838   3,809
Trademarks 29   29
Goodwill 4,013   3,975
Debt (407)   (450)
Deferred income tax liability (1,509)   (1,505)
Total 8,663   $ 8,612
Amortization of Deferred Charges 69 67  
Loss on dilution of investment in affiliate $ (27) $ (56)  
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 4 years