Lease Accounting - Additional Information (Detail) - Theatres - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Lease [Line Items]
Lease payments withheld or deferred	$ 13.3	$ 31.9
Contractual minimum lease payments payable under operating lease, lease not yet commenced	$ 69.8

Contractual minimum lease payments payable under lessee operating lease lease not yet commenced.

No definition available.

Name:	cnk_ContractualMinimumLeasePaymentsPayableUnderLesseeOperatingLeaseLeaseNotYetCommenced
Namespace Prefix:	cnk_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant