Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Goodwill [Line Items]
Balance at beginning of period	$ 13,993
Effect of foreign currency translation	25
Balance at end of period	14,018
Century Resorts Alberta [Member]
Goodwill [Line Items]
Balance at beginning of period	3,603
Effect of foreign currency translation	76
Balance at end of period	3,679
Century Downs Racetrack And Casino [Member]
Goodwill [Line Items]
Balance at beginning of period	139
Effect of foreign currency translation	3
Balance at end of period	142
Century Casino St. Albert [Member]
Goodwill [Line Items]
Balance at beginning of period	3,446
Effect of foreign currency translation	72
Balance at end of period	3,518
Casinos Poland [Member]
Goodwill [Line Items]
Balance at beginning of period	6,805
Effect of foreign currency translation	(126)
Balance at end of period	$ 6,679