Summary of Revenues Disaggregated Based on Major Type of Good or Service and by Reportable Operating Segment (Detail) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Disaggregation of Revenue [Line Items]
Total revenues		$ 821,817	$ 754,235	$ 2,494,296	$ 2,423,259
Admissions Revenues
Disaggregation of Revenue [Line Items]
Total revenues		454,429	427,616	1,371,041	1,389,110
Concession Revenues
Disaggregation of Revenue [Line Items]
Total revenues		289,477	264,165	886,083	831,243
Other Revenues
Disaggregation of Revenue [Line Items]
Total revenues		40,349	30,024	123,589	101,531
Screen Advertising, Screen Rental And Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues		37,562		113,583
Screen Advertising and Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues			32,430		101,375
U.S. Operating Segment
Disaggregation of Revenue [Line Items]
Total revenues	[1]	633,045	582,275	1,930,787	1,887,692
U.S. Operating Segment | Admissions Revenues
Disaggregation of Revenue [Line Items]
Total revenues	[1]	351,122	333,274	1,066,884	1,091,489
U.S. Operating Segment | Concession Revenues
Disaggregation of Revenue [Line Items]
Total revenues	[1]	230,415	207,960	704,727	661,328
U.S. Operating Segment | Other Revenues
Disaggregation of Revenue [Line Items]
Total revenues	[1]	30,394	22,031	95,180	76,635
U.S. Operating Segment | Screen Advertising, Screen Rental And Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues	[1]	21,114		63,996
U.S. Operating Segment | Screen Advertising and Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues	[1]		19,010		58,240
International Operating Segment
Disaggregation of Revenue [Line Items]
Total revenues		188,772	171,960	563,509	535,567
International Operating Segment | Admissions Revenues
Disaggregation of Revenue [Line Items]
Total revenues		103,307	94,342	304,157	297,621
International Operating Segment | Concession Revenues
Disaggregation of Revenue [Line Items]
Total revenues		59,062	56,205	181,356	169,915
International Operating Segment | Other Revenues
Disaggregation of Revenue [Line Items]
Total revenues		9,955	7,993	28,409	24,896
International Operating Segment | Screen Advertising, Screen Rental And Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues		$ 16,448		$ 49,587
International Operating Segment | Screen Advertising and Promotional Revenues
Disaggregation of Revenue [Line Items]
Total revenues			$ 13,420		$ 43,135

[1] U.S. segment revenues include eliminations of intercompany transactions with the international operating segment.  See Note 16 for additional information on intercompany eliminations.