Goodwill And Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2019 USD ($)
Goodwill [Line Items]
Balance at beginning of period	$ 13,993
Effect of foreign currency translation	(207)
Balance at end of period	13,786
Century Resorts Alberta [Member]
Goodwill [Line Items]
Balance at beginning of period	3,603
Effect of foreign currency translation	109
Balance at end of period	3,712
Century Downs Racetrack And Casino [Member]
Goodwill [Line Items]
Balance at beginning of period	139
Effect of foreign currency translation	4
Balance at end of period	143
Century Casino St. Albert [Member]
Goodwill [Line Items]
Balance at beginning of period	3,446
Effect of foreign currency translation	104
Balance at end of period	3,550
Casinos Poland [Member]
Goodwill [Line Items]
Balance at beginning of period	6,805
Effect of foreign currency translation	(424)
Balance at end of period	$ 6,381