Document And Entity Information - USD ($) $ in Billions	9 Months Ended
	Sep. 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	Sep. 30, 2017
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	Q3
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	248,610,434
Class B Common Stock [Member]
Entity Information [Line Items]
Entity Common Stock, Shares Outstanding	1