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Goodwill And Intangible Assets (Intangible Asset) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Dec. 31, 2014
Balance   $ 4,026us-gaap_FiniteLivedIntangibleAssetsNet
Balance 3,602us-gaap_FiniteLivedIntangibleAssetsNet 4,026us-gaap_FiniteLivedIntangibleAssetsNet
Casinos Poland Ltd [Member]    
Balance 1,284us-gaap_FiniteLivedIntangibleAssetsNet
/ dei_LegalEntityAxis
= cnty_CasinosPolandLtdMember
 
Amortization (106)us-gaap_AmortizationOfIntangibleAssets
/ dei_LegalEntityAxis
= cnty_CasinosPolandLtdMember
 
Effect of foreign currency translation adjustments (84)us-gaap_FiniteLivedIntangibleAssetsTranslationAdjustments
/ dei_LegalEntityAxis
= cnty_CasinosPolandLtdMember
 
Balance 1,094us-gaap_FiniteLivedIntangibleAssetsNet
/ dei_LegalEntityAxis
= cnty_CasinosPolandLtdMember
 
Century Downs Racetrack And Casino [Member]    
Balance 2,742us-gaap_FiniteLivedIntangibleAssetsNet
/ dei_LegalEntityAxis
= cnty_CenturyDownsRacetrackAndCasinoMember
 
Effect of foreign currency translation adjustments (234)us-gaap_FiniteLivedIntangibleAssetsTranslationAdjustments
/ dei_LegalEntityAxis
= cnty_CenturyDownsRacetrackAndCasinoMember
 
Balance $ 2,508us-gaap_FiniteLivedIntangibleAssetsNet
/ dei_LegalEntityAxis
= cnty_CenturyDownsRacetrackAndCasinoMember