Condensed Consolidated Statements Of Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained (Loss) Earnings [Member]	Total Century Casinos, Inc. Shareholders' Equity [Member]	Non-controlling Interests [Member]	Total
Balance at Dec. 31, 2022	$ 299	$ 121,653	$ (15,189)	$ 37,265		$ 10,171
Net (loss) earnings				(1,243)		4,274	$ 3,031
Foreign currency translation adjustment			466			175	641
Amortization of stock-based compensation		736
Distributions to non-controlling interests						(3,536)
Performance stock unit issuance	4	(1,294)
Balance at Mar. 31, 2023	$ 303	121,095	(14,723)	36,022	$ 142,697	11,084	153,781
Common shares issued	464,384
Balance at Dec. 31, 2023	$ 304	124,094	(12,073)	9,067		93,049	214,441
Net (loss) earnings				(13,544)		1,850	(11,694)
Foreign currency translation adjustment			(2,065)			(40)	(2,105)
Amortization of stock-based compensation		503
Distributions to non-controlling interests						(1,961)
Performance stock unit issuance	3	(238)
Balance at Mar. 31, 2024	$ 307	$ 124,359	$ (14,138)	$ (4,477)	$ 106,051	$ 92,898	$ 198,949
Common shares issued	322,672