Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net income including noncontrolling interests	$ 110,332	$ 107,626	$ 270,868	$ 250,256
Other comprehensive income (loss):
Foreign currency translation adjustment	7,780	37,820	26,585	47,684
Unrealized gain (loss) on interest rate swaps	0	(180)	0	139
Unrealized gain (loss) on available for sale securities	0	(1,083)	0	2,938
Other comprehensive income, before income taxes	7,780	36,557	26,585	50,761
Income tax expense	0	465	0	(1,132)
Other comprehensive income, net of income taxes	7,780	37,022	26,585	49,629
Comprehensive income	118,112	144,648	297,453	299,885
Comprehensive income attributable to noncontrolling interests	(2,173)	(6,559)	(6,736)	(13,364)
Comprehensive income attributable to AMC Networks' stockholders	$ 115,939	$ 138,089	$ 290,717	$ 286,521