Condensed Parent Company Statements of Income (Loss) (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Condensed Financial Statements, Captions [Line Items]
Revenue		$ 3,066.7	$ 2,454.7	$ 1,510.5
Interest expense	[1]	150.4	155.3	149.7
Income tax benefit (expense)		(29.9)	(3.0)	16.8
Net Income (Loss)		188.2	(271.2)	(422.8)
Cinemark Holdings, Inc.
Condensed Financial Statements, Captions [Line Items]
Revenue		0.0	0.0	0.0
Cost of operations		3.3	2.9	2.6
Operating (loss) income		(3.3)	(2.9)	(2.6)
Interest expense		(24.1)	(24.1)	(24.1)
Interest income		11.8	3.8	0.1
Loss before income taxes and equity in loss of subsidiaries		(15.6)	(23.2)	(26.6)
Income tax benefit (expense)		(1.5)	(16.1)	5.7
Equity in income (loss) of affiliates		205.3	(231.9)	(401.9)
Net Income (Loss)		$ 188.2	$ (271.2)	$ (422.8)

[1] Includes amortization of debt issuance costs, amortization of original issue discount, and amortization of accumulated (gains) losses for amended swap agreements.