Long Term Debt - Components of Long-Term Debt (Details) - USD ($) $ in Millions		Jun. 30, 2023	Dec. 31, 2022
CNK [Member]
Debt Instrument [Line Items]
Cinemark USA, Inc. term loan due 2030		$ 648.4	$ 626.5
Other		8.0	10.1
Total carrying value of long-term debt	[1]	2,436.4	2,516.6
Less current portion		8.1	10.7
Less: Debt discounts and debt issuance costs, net of accumulated amortization	[1]	38.0	31.9
Long-term debt, less current portion	[1]	2,390.3	2,474.0
CNK [Member] | 4.500% convertible senior notes due 2025
Debt Instrument [Line Items]
Senior notes		460.0	460.0
CNK [Member] | 8.750% senior secured notes due 2025
Debt Instrument [Line Items]
Senior notes		150.0	250.0
CNK [Member] | 5.875% senior notes due 2026
Debt Instrument [Line Items]
Senior notes		405.0	405.0
CNK [Member] | 5.250% senior notes due 2028
Debt Instrument [Line Items]
Senior notes		765.0	765.0
CUSA [Member]
Debt Instrument [Line Items]
Total carrying value of long-term debt		1,976.4	2,056.6
Less current portion		8.1	10.7
Less: Debt discounts and debt issuance costs, net of accumulated amortization		30.7	22.9
Long-term debt, less current portion		$ 1,937.6	$ 2,023.0

[1] The only differences between the long-term debt for Holdings, as presented above, and the long-term debt for CUSA are the $460.0 4.50% Convertible Senior Notes due 2025 and the related debt issuance costs. The following table sets forth, as of the periods indicated, the total long-term debt carrying value, current portion of long-term debt and debt issuance costs, net of amortization, for CUSA.