Treasury Stock and Share Based Awards - Summary of Restricted Stock and Restricted Stock Unit Award Activity (Detail) - USD ($) shares in Thousands		3 Months Ended
		Mar. 31, 2024	Mar. 31, 2023
Restricted Stock (Member)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of restricted stock units that vested during the period		770
Fair value of performance stock units that vested during the period		$ 12,500,000	$ 6,900,000
Compensation expense recognized during the period		4,200,000	3,900,000
Income tax benefit related to performance stock units		2,200,000	$ 800,000
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated remaining expense	[1]	$ 27,500,000
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of restricted stock units that vested during the period		100	100
Fair value of performance stock units that vested during the period		$ 2,100,000	$ 1,200,000
Accumulated dividends paid upon vesting of performance stock units		100,000	200,000
Compensation expense recognized during the period		2,200,000	1,800,000
Income tax benefit related to performance stock units		100,000	0
Cinemark Holdings Inc [Member] | Restricted Stock (Member)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of performance stock units that vested during the period		0	0
Compensation expense recognized during the period		400,000	300,000
Income tax benefit related to performance stock units		0	0
Cinemark Holdings Inc [Member] | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated remaining expense		300,000
Cinemark Partners Second [Member] | Restricted Stock (Member)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of performance stock units that vested during the period		12,500,000	6,900,000
Compensation expense recognized during the period		3,800,000	3,600,000
Income tax benefit related to performance stock units		2,200,000	$ 800,000
Cinemark Partners Second [Member] | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Estimated remaining expense	[1]	$ 27,200,000

[1] The weighted average period over which this remaining compensation expense will be recognized by both Holdings and CUSA is approximately 1.9 years.