Selected Financial Information by Reportable Operating Segment (Detail) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Revenues		$ 744,404	$ 799,932	$ 1,449,273	$ 1,445,330
Adjusted EBITDA	[1]	168,395	194,498	353,042	348,883
Capital expenditures		83,779	69,965	131,524	155,712
Operating Segments | U.S. Operating Segment
Segment Reporting Information [Line Items]
Revenues		560,534	592,482	1,104,449	1,066,777
Adjusted EBITDA	[1]	127,845	144,649	271,478	259,020
Capital expenditures		58,182	43,947	99,380	118,214
Operating Segments | International Operating Segment
Segment Reporting Information [Line Items]
Revenues		187,561	211,505	351,736	385,838
Adjusted EBITDA	[1]	40,550	49,849	81,564	89,863
Capital expenditures		25,597	26,018	32,144	37,498
Eliminations
Segment Reporting Information [Line Items]
Revenues		$ (3,691)	$ (4,055)	$ (6,912)	$ (7,285)

[1] Distributions from NCM and other cash distributions from equity investees are reported entirely within the U.S. operating segment.