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Document And Entity Information - USD ($)
$ in Billions
6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Entity Information [Line Items]    
Entity Registrant Name CHARTER COMMUNICATIONS, INC. /MO/  
Entity Central Index Key 0001091667  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Document Type 10-Q  
Document Period End Date Jun. 30, 2017  
Document Fiscal Year Focus 2017  
Document Fiscal Period Focus Q2  
Trading Symbol CHTR  
Entity Current Reporting Status Yes  
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Amendment Flag false  
Entity Public Float   $ 49.1
Class A Common Stock [Member]    
Entity Information [Line Items]    
Entity Common Stock, Shares Outstanding 257,883,733  
Class B Common Stock [Member]    
Entity Information [Line Items]    
Entity Common Stock, Shares Outstanding 1