Equity Plans	9 Months Ended
Sep. 30, 2013
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Equity And Long-Term Incentive Plans	Equity Plans On March 12, 2013, AMC Networks granted 365,509 restricted share units to certain executive officers and employees under the AMC Networks Inc. Amended and Restated 2011 Employee Stock Plan that vest on the third anniversary of the grant date. The vesting criteria for 80,355 of those restricted share units include the achievement of certain performance targets by the Company. On June 6, 2013, AMC Networks granted 20,064 restricted share units under the Amended and Restated 2011 Non-Employee Director Plan to non-employee directors that vested on the date of grant. During the nine months ended September 30, 2013, 496,313 restricted shares of AMC Networks Class A common stock previously issued to employees of Cablevision and the Company vested. In connection with the employees’ satisfaction of the statutory minimum tax withholding obligations for the applicable income and other employment taxes, 202,377 of these shares, with an aggregate value of $12,000, were surrendered to the Company. These acquired shares, as well as 33,306 forfeited unvested restricted shares, have been classified as treasury stock. Share-based compensation expense included in selling, general and administrative expense, for the three and nine months ended September 30, 2013 was $5,108 and $15,049, respectively and $4,362 and $12,846 for the three and nine months ended September 30, 2012, respectively. As of September 30, 2013, there was $30,650 of total unrecognized share-based compensation cost related to Company employees who held unvested AMC Networks restricted shares/units. The unrecognized compensation cost is expected to be recognized over a weighted-average remaining period of approximately 1.9 years.

Equity Plans

9 Months Ended

Sep. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Equity Plans

On March 12, 2013, AMC Networks granted 365,509 restricted share units to certain executive officers and employees under the AMC Networks Inc. Amended and Restated 2011 Employee Stock Plan that vest on the third anniversary of the grant date. The vesting criteria for 80,355 of those restricted share units include the achievement of certain performance targets by the Company.

On June 6, 2013, AMC Networks granted 20,064 restricted share units under the Amended and Restated 2011 Non-Employee Director Plan to non-employee directors that vested on the date of grant.

During the nine months ended September 30, 2013, 496,313 restricted shares of AMC Networks Class A common stock previously issued to employees of Cablevision and the Company vested. In connection with the employees’ satisfaction of the statutory minimum tax withholding obligations for the applicable income and other employment taxes, 202,377 of these shares, with an aggregate value of $12,000, were surrendered to the Company. These acquired shares, as well as 33,306 forfeited unvested restricted shares, have been classified as treasury stock.

Share-based compensation expense included in selling, general and administrative expense, for the three and nine months ended September 30, 2013 was $5,108 and $15,049, respectively and $4,362 and $12,846 for the three and nine months ended September 30, 2012, respectively.

As of September 30, 2013, there was $30,650 of total unrecognized share-based compensation cost related to Company employees who held unvested AMC Networks restricted shares/units. The unrecognized compensation cost is expected to be recognized over a weighted-average remaining period of approximately 1.9 years.