Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) $ in Thousands	6 Months Ended
	Jun. 30, 2019 USD ($)
Goodwill [Line Items]
Balance at beginning of period	$ 13,993
Effect of foreign currency translation	353
Balance at end of period	14,346
Century Resorts Alberta [Member]
Goodwill [Line Items]
Balance at beginning of period	3,603
Effect of foreign currency translation	153
Balance at end of period	3,756
Century Downs Racetrack And Casino [Member]
Goodwill [Line Items]
Balance at beginning of period	139
Effect of foreign currency translation	6
Balance at end of period	145
Century Casino St. Albert [Member]
Goodwill [Line Items]
Balance at beginning of period	3,446
Effect of foreign currency translation	146
Balance at end of period	3,592
Casinos Poland [Member]
Goodwill [Line Items]
Balance at beginning of period	6,805
Effect of foreign currency translation	48
Balance at end of period	$ 6,853