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The estimated percentage of the Cable segment's customers who experienced power outages and service disruptions when Superstorm Sandy made landfall in the Company's New York metropolitan service area.

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No definition available.

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Expenses related to fees paid to programmers to license the programming distributed to subscribers and other related costs.

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The primary financial measure the Company uses to evaluate segment performance, which is defined as operating income (loss) excluding depreciation and amortization (including impairments), share-based compensation expense or benefit and restructuring expense or credit), a non-GAAP measure.

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No definition available.

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The cumulative value of commissions on shares that have been repurchased since inception of the repurchase program and are being held in treasury as of the balance sheet date.

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No definition available.

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The cumulative value of shares that have been repurchased since inception of the repurchase program and are being held in treasury as of the balance sheet date.

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No definition available.

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The cumulative number of shares that have been repurchased since inception of the repurchase program and are being held in treasury as of the balance sheet date.

+ References

No definition available.

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The aggregate costs of keeping the property in good condition but that do not appreciably prolong the life or increase the value of the property.

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Total costs related to services rendered by an entity during the reporting period.

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

-Publisher SEC

-Name Regulation S-X (SX)

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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The aggregate amount of expenditures for salaries, wages, profit sharing and incentive compensation, and other employee benefits, including equity-based compensation, and pension and other postretirement benefit expense.

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The net result for the period of deducting operating expenses from operating revenues.

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No definition available.

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The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation.

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The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets.

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Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

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The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc.

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Amount of stock repurchase plan authorized.

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No definition available.

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Amount remaining of a stock repurchase plan authorized.

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OTHER MATTERS (Details) (USD $)	3 Months Ended								12 Months Ended			0 Months Ended
OTHER MATTERS (Details) (USD $)	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Oct. 29, 2012
Unusual or Infrequent Item [Line Items]
Revenues, net from continuing operations	$ (1,631,036,000)us-gaap_SalesRevenueServicesNet	$ (1,626,187,000)us-gaap_SalesRevenueServicesNet	$ (1,628,137,000)us-gaap_SalesRevenueServicesNet	$ (1,575,586,000)us-gaap_SalesRevenueServicesNet	$ (1,583,468,000)us-gaap_SalesRevenueServicesNet	$ (1,567,837,000)us-gaap_SalesRevenueServicesNet	$ (1,569,619,000)us-gaap_SalesRevenueServicesNet	$ (1,511,228,000)us-gaap_SalesRevenueServicesNet	$ (6,460,946,000)us-gaap_SalesRevenueServicesNet	$ (6,232,152,000)us-gaap_SalesRevenueServicesNet	$ (6,131,675,000)us-gaap_SalesRevenueServicesNet
Operating expenses:
Technical and operating expenses									3,136,808,000us-gaap_CostOfServices	3,079,226,000us-gaap_CostOfServices	3,001,577,000us-gaap_CostOfServices
Selling, general and administrative expenses									1,533,898,000	1,521,005,000	1,454,045,000
Impact to AOCF									(1,834,224,000)	(1,684,636,000)	(1,736,758,000)
Depreciation and amortization (including impairments) included in continuing operations									866,502,000	909,147,000	907,775,000
Impact to operating income	(205,836,000)us-gaap_OperatingIncomeLoss	(252,446,000)us-gaap_OperatingIncomeLoss	(255,893,000)us-gaap_OperatingIncomeLoss	(207,083,000)us-gaap_OperatingIncomeLoss	(168,647,000)us-gaap_OperatingIncomeLoss	(225,427,000)us-gaap_OperatingIncomeLoss	(197,763,000)us-gaap_OperatingIncomeLoss	(107,387,000)us-gaap_OperatingIncomeLoss	(921,258,000)us-gaap_OperatingIncomeLoss	(699,224,000)us-gaap_OperatingIncomeLoss	(769,048,000)us-gaap_OperatingIncomeLoss
Capital Expenditures									891,678,000	951,679,000	991,586,000
CNYG Class A Common Stock
Common Stock Repurchases [Abstract]
Total common stock authorized to be repurchased since inception of the program	1,500,000,000								1,500,000,000
Aggregate shares repurchased since inception (in shares)	45,282,687								45,282,687
Aggregate cost of shares repurchased since inception	1,044,678,000								1,044,678,000
Aggregate commissions since inception	453,000								453,000
Remaining availability under stock repurchase authorizations	455,322,000								455,322,000
Superstorm Sandy
Unusual or Infrequent Item [Line Items]
Estimated percentage of Cable segment's customers who experienced power outages and service disruptions (in hundredths)												60.00%
Revenues, net from continuing operations											33,156,000
Operating expenses:
Technical and operating expenses											57,252,000
Selling, general and administrative expenses											15,118,000
Impact to AOCF											105,526,000
Depreciation and amortization (including impairments) included in continuing operations											1,462,000
Impact to operating income											106,988,000
Capital Expenditures											5,639,000
Superstorm Sandy \| Technical and Operating Expenses
Operating expenses:
Salaries, payroll taxes and benefits											26,683,000
Repairs and maintenance costs										7,484,000	40,883,000
Other costs											2,266,000
Programming and other costs											12,580,000
Superstorm Sandy \| Selling, General and Administrative Expenses
Operating expenses:
Salaries, payroll taxes and benefits											13,536,000
Other costs											$ 1,582,000