Impact of The COVID-19 Pandemic - Schedule of Restructuring Plan (Detail) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Unusual Or Infrequent Item [Line Items]
Restructuring costs		$ (1,001)	$ 20,369	$ 0
2020 Restructuring Plan | U.S. Operating Segment
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		6,580
Restructuring costs			16,609
Amounts paid		(4,280)	(9,252)
Noncash write-offs			(777)
Reserve adjustments	[1]	(981)
Restructuring Reserve, Ending Balance		1,319	6,580
2020 Restructuring Plan | U.S. Operating Segment | Employee Related
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		840
Restructuring costs			8,964
Amounts paid		(350)	(7,603)
Noncash write-offs			(521)
Reserve adjustments	[1]	(94)
Restructuring Reserve, Ending Balance		396	840
2020 Restructuring Plan | U.S. Operating Segment | Facility Closure Costs
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		5,740
Restructuring costs			7,645
Amounts paid		(3,930)	(1,649)
Noncash write-offs			(256)
Reserve adjustments	[1]	(887)
Restructuring Reserve, Ending Balance		923	5,740
2020 Restructuring Plan | International Operating Segment
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		161
Restructuring costs			3,760
Amounts paid		(27)	(1,404)
Noncash write-offs			(2,195)
Reserve adjustments	[1]	(20)
Restructuring Reserve, Ending Balance		114	161
2020 Restructuring Plan | International Operating Segment | Employee Related
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		0
Restructuring costs			814
Amounts paid		0	(814)
Noncash write-offs			0
Reserve adjustments	[1]	0
Restructuring Reserve, Ending Balance		0	0
2020 Restructuring Plan | International Operating Segment | Facility Closure Costs
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		161
Restructuring costs			2,946
Amounts paid		(27)	(590)
Noncash write-offs			(2,195)
Reserve adjustments	[1]	(20)
Restructuring Reserve, Ending Balance		114	161
2020 Restructuring Plan | Consolidated
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		6,741
Restructuring costs			20,369
Amounts paid		(4,307)	(10,656)
Noncash write-offs			(2,972)
Reserve adjustments	[1]	(1,001)
Restructuring Reserve, Ending Balance		1,433	6,741
2020 Restructuring Plan | Consolidated | Employee Related
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		840
Restructuring costs			9,778
Amounts paid		(350)	(8,417)
Noncash write-offs			(521)
Reserve adjustments	[1]	(94)
Restructuring Reserve, Ending Balance		396	840
2020 Restructuring Plan | Consolidated | Facility Closure Costs
Unusual Or Infrequent Item [Line Items]
Restructuring Reserve, Beginning Balance		5,901
Restructuring costs			10,591
Amounts paid		(3,957)	(2,239)
Noncash write-offs			(2,451)
Reserve adjustments	[1]	(907)
Restructuring Reserve, Ending Balance		$ 1,037	$ 5,901

[1] Amounts are primarily adjustments based on final facility lease payments for certain closed theatres as compared with original estimates recorded.