| Cover | Oct. 15, 2019 |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 15, 2019 |
| Entity File Number | 001-33664 |
| Entity Registrant Name | Charter Communications, Inc. |
| Entity Central Index Key | 0001091667 |
| Entity Tax Identification Number | 84-1496755 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 400 Atlantic Street |
| Entity Address, City or Town | Stamford |
| Entity Address, State or Province | CT |
| Entity Address, Postal Zip Code | 06901 |
| City Area Code | 203 |
| Local Phone Number | 905-7801 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Common Stock, $.001 Par Value |
| Trading Symbol | CHTR |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | false |
| CCO Holdings, LLC [Member] | |
| Entity Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 15, 2019 |
| Entity File Number | 001-37789 |
| Entity Registrant Name | CCO Holdings, LLC |
| Entity Central Index Key | 0001271833 |
| Entity Tax Identification Number | 86-1067239 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 400 Atlantic Street |
| Entity Address, City or Town | Stamford |
| Entity Address, State or Province | CT |
| Entity Address, Postal Zip Code | 06901 |
| City Area Code | 203 |
| Local Phone Number | 905-7801 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | false |
