| Schedule of allocation of excess basis within memo accounts used for equity accounting purposes | 
has been allocated within memo accounts used for equity method accounting purposes as follows (amounts in millions):  
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
  | 
  | 
Years ended December 31,  | 
  | 
 
  | 
  | 
2019  | 
  | 
2018  | 
  | 
 
Property and equipment  | 
      | 
$  | 
 225  | 
  | 
 328  | 
  | 
 
Customer relationships  | 
  | 
   | 
 1,043  | 
  | 
 721  | 
  | 
 
Franchise fees  | 
  | 
   | 
 1,996  | 
  | 
 1,821  | 
  | 
 
Trademarks  | 
  | 
   | 
 29  | 
  | 
 29  | 
  | 
 
Goodwill  | 
  | 
   | 
 1,630  | 
  | 
 1,202  | 
  | 
 
Debt  | 
  | 
   | 
 (9)  | 
  | 
 (105)  | 
  | 
 
Deferred income tax liability  | 
  | 
   | 
 (817)  | 
  | 
 (698)  | 
  | 
 
  | 
  | 
$  | 
 4,097  | 
  | 
 3,298  | 
  | 
 
 
 | 
| Summary of financial information for Charter | 
 Consolidated Balance Sheets  
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
  | 
      | 
December 31,  | 
   | 
December 31,  | 
  | 
 
  | 
  | 
2019  | 
   | 
2018  | 
  | 
 
  | 
  | 
amounts in millions  | 
  | 
 
Current assets  | 
  | 
$  | 
 6,537  | 
  | 
 2,944  | 
  | 
 
Property and equipment, net  | 
  | 
   | 
 34,591  | 
  | 
 35,126  | 
  | 
 
Goodwill  | 
  | 
   | 
 29,554  | 
  | 
 29,554  | 
  | 
 
Intangible assets  | 
  | 
   | 
 74,775  | 
  | 
 76,884  | 
  | 
 
Other assets  | 
  | 
   | 
 2,731  | 
  | 
 1,622  | 
  | 
 
Total assets  | 
  | 
$  | 
 148,188  | 
  | 
 146,130  | 
  | 
 
Current liabilities  | 
  | 
$  | 
 12,385  | 
  | 
 12,095  | 
  | 
 
Deferred income taxes  | 
  | 
   | 
 17,711  | 
  | 
 17,389  | 
  | 
 
Long-term debt  | 
  | 
   | 
 75,578  | 
  | 
 69,537  | 
  | 
 
Other liabilities  | 
  | 
   | 
 3,703  | 
  | 
 2,837  | 
  | 
 
Equity  | 
  | 
   | 
 38,811  | 
  | 
 44,272  | 
  | 
 
Total liabilities and equity  | 
  | 
$  | 
 148,188  | 
  | 
 146,130  | 
  | 
 
 
 
Consolidated Statements of Operations  
 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
  | 
      | 
Years ended December 31,  | 
  | 
 
  | 
  | 
2019  | 
   | 
2018  | 
  | 
2017  | 
  | 
 
  | 
  | 
amounts in millions  | 
  | 
 
Revenue  | 
  | 
$  | 
 45,764  | 
  | 
 43,634  | 
  | 
 41,581  | 
  | 
 
Cost and expenses:  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
  | 
 
Operating costs and expenses (excluding depreciation and amortization)  | 
  | 
   | 
 29,224  | 
  | 
 27,860  | 
  | 
 26,541  | 
  | 
 
Depreciation and amortization  | 
  | 
   | 
 9,926  | 
  | 
 10,318  | 
  | 
 10,588  | 
  | 
 
Other operating expenses, net  | 
  | 
   | 
 103  | 
  | 
 235  | 
  | 
 346  | 
  | 
 
  | 
  | 
   | 
 39,253  | 
  | 
 38,413  | 
  | 
 37,475  | 
  | 
 
Operating income  | 
  | 
   | 
 6,511  | 
  | 
 5,221  | 
  | 
 4,106  | 
  | 
 
Interest expense, net  | 
  | 
   | 
 (3,797)  | 
  | 
 (3,540)  | 
  | 
 (3,090)  | 
  | 
 
Loss on extinguishment of debt  | 
  | 
   | 
 (25)  | 
  | 
 —  | 
  | 
 (40)  | 
  | 
 
Other income (expense), net  | 
  | 
   | 
 (258)  | 
  | 
 5  | 
  | 
 52  | 
  | 
 
Income tax (expense) benefit  | 
  | 
   | 
 (439)  | 
  | 
 (180)  | 
  | 
 9,087  | 
  | 
 
Net earnings (loss)  | 
  | 
  | 
 1,992  | 
  | 
 1,506  | 
  | 
 10,115  | 
  | 
 
Less: Net income attributable to noncontrolling interests   | 
  | 
  | 
 (324)  | 
  | 
 (276)  | 
  | 
 (220)  | 
  | 
 
Net Income (loss) attributable to Charter shareholders   | 
  | 
$  | 
 1,668  | 
  | 
 1,230  | 
  | 
 9,895  | 
  | 
 
 
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