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Significant Accounting Policies (Promotional Allowances) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Total promotional allowances | $ 1,063 | $ 1,202 | $ 1,152
Hotel [Member] |  |  |
Total promotional allowances | 59 | 90 | 82
Food And Beverage [Member] |  |  |
Total promotional allowances | $ 1,004 | $ 1,112 | $ 1,070

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- Definition Promotional allowances, estimated cost + References No definition available. + Details
Name: | cnty_PromotionalAllowancesEstimatedCost
Namespace Prefix: | cnty_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
Name: | cnty_PromotionalAllowancesAxis=us-gaap_HotelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | cnty_PromotionalAllowancesAxis=cnty_FoodAndBeverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |