Acquisitions and Dispositions (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Principal Amount	$ 21,032,000,000us-gaap_DebtInstrumentFaceAmount	$ 21,092,000,000us-gaap_DebtInstrumentFaceAmount
Comcast Transaction [Member]
Business Acquisition [Line Items]
Amount of commitments from financial institutions - term loan facilities	8,400,000,000
Amount of commitments from financial institutions - revolving facility	500,000,000
CCO Safari [Member] \| Term Loan G [Member]
Business Acquisition [Line Items]
Principal Amount	3,500,000,000	3,500,000,000
CCO Safari [Member] \| Term Loan G [Member] \| Comcast Transaction [Member]
Business Acquisition [Line Items]
Principal Amount, credit facilities	3,500,000,000
Repayment price (percentage)	0.00%
Charter Operating [Member] \| Comcast Transaction [Member]
Business Acquisition [Line Items]
Amount of committed, but not issued, term loans from financial institutions	1,400,000,000
CCOH Safari, LLC [Member] \| Comcast Transaction [Member]
Business Acquisition [Line Items]
Principal Amount	3,500,000,000
CCOH Safari, LLC [Member] \| 5.50% senior notes due December 1, 2022 [Member]
Business Acquisition [Line Items]
Principal Amount	1,500,000,000	1,500,000,000
Stated interest rate (percentage)	5.50%
CCOH Safari, LLC [Member] \| 5.50% senior notes due December 1, 2022 [Member] \| Comcast Transaction [Member]
Business Acquisition [Line Items]
Principal Amount	1,500,000,000
Stated interest rate (percentage)	5.50%
CCOH Safari, LLC [Member] \| 5.75% senior notes due December 1, 2024 [Member]
Business Acquisition [Line Items]
Principal Amount	2,000,000,000	2,000,000,000
Stated interest rate (percentage)	5.75%
CCOH Safari, LLC [Member] \| 5.75% senior notes due December 1, 2024 [Member] \| Comcast Transaction [Member]
Business Acquisition [Line Items]
Principal Amount	$ 2,000,000,000
Stated interest rate (percentage)	5.75%

Amount of commitments from financial institutions to provide a senior secured incremental revolving facility

No definition available.

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- Definition

Amount of commitments from financial institutions to provide incremental senior secured term loan facilities

+ References

No definition available.

+ Details

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- Definition

Amount of committed, but not issued, term loans from financial institutions

+ References

No definition available.

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- Definition

Percentage price of original principal amount of debt at which debt can be repaid under the Escrow Agreement.

+ References

No definition available.

+ Details

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- Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

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- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

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