SUBSIDIARIES - CONDENSED CONSOLIDATING STATEMENT OF COMPREHENSIVE INCOME (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Net Income (Loss)	$ 309.7	$ 188.2	$ (271.2)
Other comprehensive loss, net of tax
Foreign currency translation adjustments	(40.2)	$ 4.9	$ 4.6
CINEMARK USA, INC. AND SUBSIDIARIES
Net Income (Loss)	324.1
Other comprehensive loss, net of tax
Unrealized loss due to fair value adjustments on interest rate swap agreements, net of taxes of $3.2 and net of settlements	1.8
Foreign currency translation adjustments	(40.2)
Total other comprehensive income (loss), net of tax	(38.4)
Total comprehensive income, net of tax	285.7
Comprehensive income attributable to noncontrolling interests	(3.2)
Comprehensive (loss) income attributable to Cinemark Holdings, Inc.	282.5
Cinemark USA, Inc. [Member]
Net Income (Loss)	320.9
Restricted Group [Member] | CINEMARK USA, INC. AND SUBSIDIARIES
Net Income (Loss)	300.7
Other comprehensive loss, net of tax
Unrealized loss due to fair value adjustments on interest rate swap agreements, net of taxes of $3.2 and net of settlements	1.8
Foreign currency translation adjustments	(40.2)
Total other comprehensive income (loss), net of tax	(38.4)
Total comprehensive income, net of tax	262.3
Comprehensive income attributable to noncontrolling interests	(3.2)
Comprehensive (loss) income attributable to Cinemark Holdings, Inc.	259.1
Restricted Group [Member] | Cinemark USA, Inc. [Member]
Net Income (Loss)	297.5
Unrestricted Group [Member] | CINEMARK USA, INC. AND SUBSIDIARIES
Net Income (Loss)	23.4
Other comprehensive loss, net of tax
Unrealized loss due to fair value adjustments on interest rate swap agreements, net of taxes of $3.2 and net of settlements	0.0
Foreign currency translation adjustments	0.0
Total other comprehensive income (loss), net of tax	0.0
Total comprehensive income, net of tax	23.4
Comprehensive income attributable to noncontrolling interests	0.0
Comprehensive (loss) income attributable to Cinemark Holdings, Inc.	23.4
Unrestricted Group [Member] | Cinemark USA, Inc. [Member]
Net Income (Loss)	23.4
Eliminations [Member] | CINEMARK USA, INC. AND SUBSIDIARIES
Net Income (Loss)	0.0
Other comprehensive loss, net of tax
Unrealized loss due to fair value adjustments on interest rate swap agreements, net of taxes of $3.2 and net of settlements	0.0
Foreign currency translation adjustments	0.0
Total other comprehensive income (loss), net of tax	0.0
Total comprehensive income, net of tax	0.0
Comprehensive income attributable to noncontrolling interests	0.0
Comprehensive (loss) income attributable to Cinemark Holdings, Inc.	0.0
Eliminations [Member] | Cinemark USA, Inc. [Member]
Net Income (Loss)	$ 0.0