Summary of Impact of Translating Financial Statements of Company's International Subsidiaries (Detail) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2018 USD ($)	Dec. 31, 2018
Foreign Currency Translation [Line Items]
Other comprehensive Income (Loss)		$ 4,925	$ (56,248)	$ 5,680	$ (56,044)
International Subsidiaries | Cinemark Holdings, Inc. Stockholders' Equity
Foreign Currency Translation [Line Items]
Other comprehensive Income (Loss)				$ 5,680	(56,044)
Brazil
Foreign Currency Translation [Line Items]
Exchange Rate		3.85		3.85		3.88
Other comprehensive Income (Loss)				$ 1,664	(34,511)
Argentina
Foreign Currency Translation [Line Items]
Exchange Rate	[1]	42.48		42.48		37.68
Other comprehensive Income (Loss)	[1]				(16,896)
Chile
Foreign Currency Translation [Line Items]
Exchange Rate		677.91		677.91		694.74
Other comprehensive Income (Loss)				$ 1,839	(580)
Peru
Foreign Currency Translation [Line Items]
Exchange Rate		3.29		3.29		3.39
Other comprehensive Income (Loss)				$ 1,389	(4,372)
Other foreign countries
Foreign Currency Translation [Line Items]
Other comprehensive Income (Loss)				$ 788	$ 315

[1] Beginning July 1, 2018, Argentina was deemed highly inflationary.  The impact of translating Argentina financial results to U.S. dollars, which was not significant, has been recorded in foreign currency exchange loss on the Company’s condensed consolidated statement of income.