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 (Deficit) [Member]	Non-controlling Interests [Member]	Total
Balance at Dec. 31, 2023	$ 304	$ 124,094	$ (12,073)	$ 9,067		$ 93,049
Net earnings (loss)				(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
Balance at Dec. 31, 2024	$ 307	123,922	(14,426)	(119,103)		91,304	82,004
Net earnings (loss)				(20,613)		1,734	(18,879)
Foreign currency translation adjustment			706			381	1,087
Amortization of stock-based compensation		290
Distributions to non-controlling interests						(1,930)
Balance at Mar. 31, 2025	$ 307	$ 124,212	$ (13,720)	$ (139,716)	$ (28,917)	$ 91,489	$ 62,572