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Sgnificant Accounting Policies (Policy) | 3 Months Ended
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Mar. 31, 2023
Significant Accounting Policies [Abstract] |
Accounting Pronouncements Pending Adoption | Accounting Pronouncements Pending Adoption – The Company has considered all recently issued accounting pronouncements and does not believe the adoption of such pronouncements will have a material impact on its financial statements or notes thereto. ‎

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- Definition Accounting Pending Pronouncements Policy [Policy Text Block] + References No definition available. + Details
Name: | cnty_AccountingPendingPronouncementsPolicyPolicyTextBlock
Namespace Prefix: | cnty_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration