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Comprehensive Income (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Statement of Other Comprehensive Income [Abstract]      
Consolidated net income $ 5,320 $ 3,676 $ 1,992
Foreign currency translation adjustment     2
Consolidated comprehensive income     1,994
Less: Comprehensive income attributable to noncontrolling interests     (324)
Comprehensive income attributable to Charter shareholders     $ 1,670