QUARTERLY FINANCIAL INFORMATION (Detail) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 3,049.5	$ 3,066.7	$ 2,454.7
Net (loss) income	312.9	191.5	(268.0)
Net income attributable to Cinemark Holdings, Inc.	$ 309.7	$ 188.2	$ (271.2)
Net income per share attributable to Cinemark Holdings, Inc.’s common stockholders:
Basic	$ 2.54	$ 1.55	$ (2.26)
Diluted	$ 2.06	$ 1.34	$ (2.26)