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Fair Value Measurements - Additional Information (Detail) | Jun. 30, 2016 USD ($)
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Assets and Liabilities At Fair Value On Recurring Basis [Line Items] |
Assets at fair value on recurring basis | $ 0
Liabilities at fair value on recurring basis | $ 0

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- Definition Assets and Liabilities At Fair Value On Recurring Basis [Line Items] + References No definition available. + Details
Name: | cnk_AssetsAndLiabilitiesAtFairValueOnRecurringBasisLineItems
Namespace Prefix: | cnk_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. + References No definition available. + Details
Name: | us-gaap_AssetsFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity. + References No definition available. + Details
Name: | us-gaap_LiabilitiesFairValueDisclosureRecurring
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant