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Lease Accounting - Additional Information (Detail) - Theatres - USD ($) $ in Millions | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Lease [Line Items] |  |
Lease payments withheld or deferred | $ 5.3 | $ 31.9
Contractual minimum lease payments payable under operating lease, lease not yet commenced | $ 69.3 |

X
- Definition Contractual minimum lease payments payable under lessee operating lease lease not yet commenced. + References No definition available. + Details
Name: | cnk_ContractualMinimumLeasePaymentsPayableUnderLesseeOperatingLeaseLeaseNotYetCommenced
Namespace Prefix: | cnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lease. + References No definition available. + Details
Name: | cnk_LeaseLineItems
Namespace Prefix: | cnk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Lease payments withheld or deferred. + References No definition available. + Details
Name: | cnk_LeasePaymentsWithheldOrDeferred
Namespace Prefix: | cnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=cnk_TheatresMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |