CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net (loss) income	$ 191.5	$ (268.0)	$ (422.2)
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	4.9	4.6	(18.8)
CUSA [Member]
Net (loss) income	208.6	(228.7)	(380.1)
Other comprehensive income (loss), net of tax
Unrealized gain (loss) due to fair value adjustments on interest rate swap agreements, net of taxes and settlements	(8.9)	31.6	16.0
Foreign currency translation adjustments	4.9	4.6	(18.8)
Total other comprehensive (loss) income, net of tax	(4.0)	36.2	(2.8)
Total comprehensive (loss) income, net of tax	204.6	(192.5)	(382.9)
Comprehensive income attributable to noncontrolling interests	(3.3)	(3.2)	(0.6)
Comprehensive (loss) income attributable to Cinemark, Inc.	201.3	(195.7)	(383.5)
CNK [Member]
Net (loss) income	191.5	(268.0)	(422.2)
Other comprehensive income (loss), net of tax
Unrealized gain (loss) due to fair value adjustments on interest rate swap agreements, net of taxes and settlements	(9.2)	32.2	18.5
Foreign currency translation adjustments	4.9	4.6	(18.8)
Total other comprehensive (loss) income, net of tax	(4.3)	36.8	(0.3)
Total comprehensive (loss) income, net of tax	187.2	(231.2)	(422.5)
Comprehensive income attributable to noncontrolling interests	(3.3)	(3.2)	(0.6)
Comprehensive (loss) income attributable to Cinemark, Inc.	$ 183.9	$ (234.4)	$ (423.1)