Quarterly report [Sections 13 or 15(d)]

Investment in Charter Accounted for Using the Equity Method - Charter condensed consolidated statements of operations (Details)

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Investment in Charter Accounted for Using the Equity Method - Charter condensed consolidated statements of operations (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Investments in affiliates accounted for using the Equity Method        
Operating income $ (4) $ (10) $ (9) $ (23)
Other income (expense), net 3 5 4 2
Income tax (expense) benefit 667 (17) 663  
Net earnings (loss) (2,125) 383 (1,922) 651
Net Income (Loss) (2,125) 383 (1,922) 651
Charter        
Investments in affiliates accounted for using the Equity Method        
Revenue 13,526 13,766 27,123 27,501
Operating costs and expenses (excluding depreciation and amortization) 8,215 8,230 16,378 16,424
Depreciation and amortization 2,197 2,176 4,408 4,357
Other operating (income) expense, net 51 81 66 204
Total operating costs and expenses 10,463 10,487 20,852 20,985
Operating income 3,063 3,279 6,271 6,516
Interest expense, net (1,276) (1,263) (2,532) (2,504)
Other income (expense), net 212 (107) 88 (249)
Income tax (expense) benefit (475) (414) (940) (859)
Net earnings (loss) 1,524 1,495 2,887 2,904
Less: Net income attributable to noncontrolling interests (232) (194) (432) (386)
Net Income (Loss) $ 1,292 $ 1,301 $ 2,455 $ 2,518