SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Detail) $ in Millions	12 Months Ended
	Dec. 31, 2024 USD ($) Segments	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Summary Of Significant Accounting Policies [Line Items]
Operating revenues comprise	100.00%
Operating expenses comprise	100.00%
Description of motion picture exhibition industry	We operate in the motion picture exhibition industry, with theaters in the United States (“U.S.”) and in 13 countries in Latin America as of December 31, 2024.
General liability claim per occurrence, cap	$ 0.3
Aggregate annual cap per policy year	0.0
Pre-funding claims and covers claims annual cap	5.0
Medical claim per occurrence, cap	0.3
Insurance Reserves	$ 10.6	$ 11.4
Minimum Percentage for Tax position measure as largest amount of benefit	50.00%
Reportable operating segments | Segments	2
Aggregate government assistance amount	$ 2.8
Restructuring costs	0.0	0.0	$ (0.5)
CUSA [Member]
Summary Of Significant Accounting Policies [Line Items]
Restructuring costs	$ 0.0	0.0	$ (0.5)
Reclassification [Member] | CUSA [Member]
Summary Of Significant Accounting Policies [Line Items]
Long-term deferred tax asset		$ 7.7
Minimum | Cinemark Holdings Inc
Summary Of Significant Accounting Policies [Line Items]
Equity method investment, ownership percentage	20.00%
Fair value method investment, ownership percentage	20.00%
Maximum
Summary Of Significant Accounting Policies [Line Items]
Cost method investment, ownership Percentage	20.00%
Pre-funding claims and covers claims per occurrence	$ 0.3
Maximum | Cinemark Holdings Inc
Summary Of Significant Accounting Policies [Line Items]
Equity method investment, ownership percentage	50.00%
Fair value method investment, ownership percentage	50.00%