Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule Of Goodwill

	March 31, 2013		December 31, 2012
Reporting Unit and Segment
AMC	$	34,251	$	34,251
WE tv	5,214		5,214
IFC	13,582		13,582
Sundance Channel	24,417		25,062
Total National Networks	77,464		78,109
AMC Networks Broadcasting & Technology	1,196		1,196
Total International and Other	1,196		1,196
	$	78,660	$	79,305

Summary Of Intangible Assets

	March 31, 2013
	Gross		Accumulated Amortization			Net
Amortizable intangible assets:
Affiliation agreements and affiliate relationships	$	840,757	$	(634,255	)	$	206,502
Advertiser relationships	74,248		(72,082		)	2,166
Other amortizable intangible assets	644		(551		)	93
Total amortizable intangible assets	915,649		(706,888		)	208,761
Indefinite-lived intangible assets:
Trademarks	19,900		—			19,900
Total intangible assets	$	935,549	$	(706,888	)	$	228,661
	December 31, 2012
	Gross		Accumulated Amortization			Net
Amortizable intangible assets:
Affiliation agreements and affiliate relationships	$	840,757	$	(623,621	)	$	217,136
Advertiser relationships	74,248		(70,226		)	4,022
Other amortizable intangible assets	644		(519		)	125
Total amortizable intangible assets	915,649		(694,366		)	221,283
Indefinite-lived intangible assets:
Trademarks	19,900		—			19,900
Total intangible assets	$	935,549	$	(694,366	)	$	241,183

Schedule Of Estimated Amortization Expense

Years Ending December 31,
2013	$	31,631
2014	9,759
2015	9,746
2016	9,746
2017	9,746