v3.26.1
Investments - Schedule of Net Assets Available to Participating Plans in the Master Trust (Details) - EBP 003 - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Total assets $ 1,742,670 $ 1,475,077
Total liabilities 0 95
Net assets available for benefits 1,742,670 1,474,982
Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 11,394,059 9,817,883
Investments, at contract value 384,580 384,731
Other receivables 4,528 7,756
Total assets 11,783,167 10,210,370
Other liabilities 8,002 8,056
Total liabilities 8,002 8,056
Net assets available for benefits 11,775,165 10,202,314
Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 1,646,719 1,454,460
Investments, at contract value 16,656 15,985
Other receivables 308 1,039
Total assets 1,663,683 1,471,484
Other liabilities 349 352
Total liabilities 349 352
Net assets available for benefits 1,663,334 1,471,132
Cash and equivalents | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 123,409 23,885
Cash and equivalents | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 102,974 1,922
Charter Communications, Inc. common stock | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 3,438 5,355
Charter Communications, Inc. common stock | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 3,438 5,355
Charter Communications, Inc. common stock fund | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 30,133 58,546
Charter Communications, Inc. common stock fund | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 0 0
Other common stocks | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 285,444 458,655
Other common stocks | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 7,063 11,598
Mutual funds | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 567,416 459,906
Mutual funds | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 33,883 28,757
Other investments measured at NAV | Master Trust Balance    
EBP, Master Trust [Line Items]    
Total investments, at fair value 10,384,219 8,811,536
Other investments measured at NAV | Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value $ 1,499,361 $ 1,406,828