Condensed Consolidated Statements Of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income including noncontrolling interests	$ 160,536	$ 142,631
Other comprehensive income (loss):
Foreign currency translation adjustment	18,805	9,864
Unrealized gain on interest rate swaps	0	319
Unrealized gain on available for sale securities	0	4,021
Other comprehensive income, before income taxes	18,805	14,204
Income tax expense	0	(1,597)
Other comprehensive income, net of income taxes	18,805	12,607
Comprehensive income	179,341	155,238
Comprehensive income attributable to noncontrolling interests	(4,563)	(6,805)
Comprehensive income attributable to AMC Networks' stockholders	$ 174,778	$ 148,433