Annual report [Section 13 and 15(d), not S-K Item 405]

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
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Investments in affiliates accounted for using the Equity Method      
Operating costs and expenses (excluding depreciation and amortization) $ 257 $ 245 $ 253
Depreciation and amortization 207 230 262
Total operating costs and expenses 924 908 1,014
Operating income (loss) 92 73 (39)
Other income (expense), net 18 27 (70)
Income tax benefit (expense) (213) (200) (277)
Net earnings (loss) 869 688 1,257
Net earnings (loss) attributable to Liberty Broadband shareholders 869 688 1,257
Charter.      
Investments in affiliates accounted for using the Equity Method      
Revenue 55,085 54,607 54,022
Operating costs and expenses (excluding depreciation and amortization) 33,167 33,405 32,876
Depreciation and amortization 8,673 8,696 8,903
Other operating (income) expense, net 127 (53) 281
Total operating costs and expenses 41,967 42,048 42,060
Operating income (loss) 13,118 12,559 11,962
Interest expense, net (5,229) (5,188) (4,556)
Other income (expense), net (387) (517) 56
Income tax benefit (expense) (1,649) (1,593) (1,613)
Net earnings (loss) 5,853 5,261 5,849
Less: Net income attributable to noncontrolling interests (770) (704) (794)
Net earnings (loss) attributable to Liberty Broadband shareholders $ 5,083 $ 4,557 $ 5,055