Condensed Consolidated Statements Of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Condensed Consolidated Statements Of Comprehensive Income (Loss) [Abstract]
Net earnings	$ 358	$ 97	$ 2,081	$ 1,418
Other comprehensive income (loss)
Foreign currency translation adjustments	2,239	(4,004)	3,607	(5,345)
Other comprehensive income (loss)	2,239	(4,004)	3,607	(5,345)
Comprehensive income (loss)	2,597	(3,907)	5,688	(3,927)
Comprehensive income (loss) attributable to non-controlling interests
Net (earnings) loss attributable to non-controlling interests	(923)	220	(1,578)	(174)
Foreign currency translation adjustments	(251)	649	(190)	645
Comprehensive income (loss) attributable to Century Casinos, Inc. shareholders	$ 1,423	$ (3,038)	$ 3,920	$ (3,456)