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Significant Accounting Policies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2014
Segment
Theatre
Dec. 31, 2013
Theatre
Dec. 31, 2012
Significant Accounting Policies [Line Items]            
Revenue recognized related to unredeemed gift cards and other advanced sale certificates       $ 1,081ckec_RevenueRecognitionUnredeemedGiftCardsAndOtherAdvancedSaleCertificates $ 500ckec_RevenueRecognitionUnredeemedGiftCardsAndOtherAdvancedSaleCertificates $ 1,319ckec_RevenueRecognitionUnredeemedGiftCardsAndOtherAdvancedSaleCertificates
Number of operating segment       1us-gaap_NumberOfOperatingSegments    
Credit and debit transaction, amount due from bank 3,128us-gaap_CreditAndDebitCardReceivablesAtCarryingValue     3,128us-gaap_CreditAndDebitCardReceivablesAtCarryingValue 5,174us-gaap_CreditAndDebitCardReceivablesAtCarryingValue  
Allowance for doubtful accounts 0us-gaap_AllowanceForDoubtfulAccountsReceivable     0us-gaap_AllowanceForDoubtfulAccountsReceivable 0us-gaap_AllowanceForDoubtfulAccountsReceivable  
Building and building improvements under financing lease at cost 939,881us-gaap_PropertyPlantAndEquipmentGross     939,881us-gaap_PropertyPlantAndEquipmentGross 869,777us-gaap_PropertyPlantAndEquipmentGross  
Accumulated depreciation 438,378us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment     438,378us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment 402,022us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment  
Goodwill 125,515us-gaap_Goodwill     125,515us-gaap_Goodwill 74,377us-gaap_Goodwill 44,577us-gaap_Goodwill
Impairment charges 1,655us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 1,198us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 2,974us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 3,212us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 3,726us-gaap_ImpairmentOfLongLivedAssetsHeldForUse 4,227us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Number of operating theaters       1ckec_NumberOfOperatingTheatres 1ckec_NumberOfOperatingTheatres  
Deferred revenue amortization period       30 years    
Advertising expenses       2,927us-gaap_AdvertisingExpense 2,674us-gaap_AdvertisingExpense 1,927us-gaap_AdvertisingExpense
Building and Building Improvements Under Finance Lease [Member]            
Significant Accounting Policies [Line Items]            
Building and building improvements under financing lease at cost 152,244us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
    152,244us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
153,729us-gaap_PropertyPlantAndEquipmentGross
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
 
Accumulated depreciation $ 41,409us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
    $ 41,409us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
$ 36,003us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_BuildingAndBuildingImprovementsUnderFinanceLeaseMember
 
Two Owned Theatre [Member]            
Significant Accounting Policies [Line Items]            
Number of theaters       2ckec_NumberOfTheatre
/ us-gaap_PropertyPlantAndEquipmentByTypeAxis
= ckec_TwoOwnedTheatreMember
   
Minimum [Member]            
Significant Accounting Policies [Line Items]            
Film exhibition cost accrual period       30 days    
Settlement completion period of film exhibition       3 weeks    
Non cancellable lease agreement, initial lease term       15 years    
Maximum [Member]            
Significant Accounting Policies [Line Items]            
Film exhibition cost accrual period       60 days    
Settlement completion period of film exhibition       4 weeks    
Non cancellable lease agreement, initial lease term       20 years