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Summary of Activity with NCM Included in Company's Consolidated Financial Statements (Parenthetical) (Detail) $ in Thousands | 6 Months Ended
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Jun. 30, 2016 USD ($)
Schedule of Equity Method Investments [Line Items] |
Company's beverage concessionaire advertising costs | $ 5,236

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- Definition Cost of on-screen advertising time provided to the company's beverage concessionaire. + References No definition available. + Details
Name: | cnk_CostOfOnScreenTimeProvidedToCompanysBeverageConcessionaire
Namespace Prefix: | cnk_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration