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v3.21.2

Segment Information (Aggregation Of Operating Segments Into Reportable Segments) (Details) | 6 Months Ended
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Jun. 30, 2021
Colorado [Member] | United States [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino & Hotel - Central City
Colorado [Member] | United States [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino & Hotel - Cripple Creek
West Virginia [Member] | United States [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Mountaineer Casino, Racetrack & Resort
Missouri [Member] | United States [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino Cape Girardeau
Missouri [Member] | United States [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino Caruthersville
Edmonton [Member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino & Hotel - Edmonton
Edmonton [Member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Casino St. Albert
Edmonton [Member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Mile Racetrack and Casino
Calgary [Member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Downs Racetrack and Casino
Calgary [Member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Sports
Calgary [member] | Canada [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Century Bets! Inc.
Poland [Member] | Poland [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Casinos Poland
Corporate And Other [Member] | Corporate And Other [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Cruise Ships & Other
Corporate And Other [Member] | Corporate And Other [Member] |
Segment Reporting Information [Line Items] |
Reporting Unit | Corporate Other

X
- Definition Name of operating segment. + References No definition available. + Details
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Namespace Prefix: | cnty_
Data Type: | xbrli:stringItemType
Balance Type: | na
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
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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Namespace Prefix: |
Data Type: | na
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Period Type: |

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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_SubsegmentsAxis=cnty_OperatingSegment8Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
Data Type: | na
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- Details
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Namespace Prefix: |
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- Details
Name: | us-gaap_SubsegmentsAxis=cnty_OperatingSegment12Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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- Details
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Namespace Prefix: |
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Balance Type: |
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