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Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Goodwill [Line Items]    
Balance at beginning of period $ 15,162 $ 13,387
Effect of foreign currency translation (1,169) 1,775
Balance at end of period 13,993 15,162
Century Resorts Alberta [Member]    
Goodwill [Line Items]    
Balance at beginning of period 3,919 3,661
Effect of foreign currency translation (316) 258
Balance at end of period 3,603 3,919
Century Downs Racetrack And Casino [Member]    
Goodwill [Line Items]    
Balance at beginning of period 151 141
Effect of foreign currency translation (12) 10
Balance at end of period 139 151
Century Casino St. Albert [Member]    
Goodwill [Line Items]    
Balance at beginning of period 3,747 3,501
Effect of foreign currency translation (301) 246
Balance at end of period 3,446 3,747
Casinos Poland [Member]    
Goodwill [Line Items]    
Balance at beginning of period 7,345 6,084
Effect of foreign currency translation (540) 1,261
Balance at end of period $ 6,805 $ 7,345