Condensed Consolidated Statements Of Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]	Total Century Casinos, Inc. Shareholders' Equity [Member]	Noncontrolling Interests [Member]	Total
Balance at Dec. 31, 2021	$ 296	$ 118,469	$ (6,430)	$ 29,289		$ 8,733
Performance stock unit issuance	2	(436)
Net (loss) earnings				218		2,491	$ 2,709
Foreign currency translation adjustment			1,481			(38)	1,443
Amortization of stock-based compensation		673
Distribution to non-controlling interest						(1,960)
Balance at Mar. 31, 2022	$ 298	118,706	(4,949)	29,507	$ 143,562	9,226	152,788
Common shares issued	189,233
Balance at Dec. 31, 2022	$ 299	121,653	(15,189)	37,265		10,171	154,199
Performance stock unit issuance	4	(1,294)
Net (loss) earnings				(1,243)		4,274	3,031
Foreign currency translation adjustment			466			175	641
Amortization of stock-based compensation		736
Distribution to non-controlling interest						(3,536)
Balance at Mar. 31, 2023	$ 303	$ 121,095	$ (14,723)	$ 36,022	$ 142,697	$ 11,084	$ 153,781
Common shares issued	464,384