Equity Investment (Schedule of Summarized Financial Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Schedule of Equity Method Investments [Line Items]
Net operating revenue	$ 108,508	$ 103,103
Earnings from continuing operations	18,400	13,045
Net earnings	3,031	2,709
Net earnings attributable to Century Casinos, Inc.	(1,243)	$ 218
Smooth Bourbon, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Net operating revenue	3,852
Earnings from continuing operations	3,729
Net earnings	2,181
Net earnings attributable to Century Casinos, Inc.	$ 1,091