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 earnings (loss)				(17,377)		7,305	$ (10,072)
Foreign currency translation adjustment			646			13	659
Amortization of stock-based compensation		2,746
Distributions to non-controlling interests						(12,926)
Consolidation of Smooth Bourbon, LLC						92,125
Exercise of options		125
Performance stock unit issuance	5	(1,294)
Balance at Sep. 30, 2023	$ 304	123,230	(14,543)	19,888	$ 128,879	96,688	225,567
Common shares issued	489,384
Balance at Jun. 30, 2023	$ 303	122,023	(11,580)	34,063		101,784
Net earnings (loss)				(14,175)		709	(13,466)
Foreign currency translation adjustment			(2,963)			(680)	(3,643)
Amortization of stock-based compensation		1,082
Distributions to non-controlling interests						(5,125)
Exercise of options		125
Performance stock unit issuance	1
Balance at Sep. 30, 2023	$ 304	123,230	(14,543)	19,888	128,879	96,688	225,567
Common shares issued	25,000
Balance at Dec. 31, 2023	$ 304	124,094	(12,073)	9,067		93,049	214,441
Net earnings (loss)				(63,276)		5,844	(57,432)
Foreign currency translation adjustment			(1,642)			228	(1,414)
Amortization of stock-based compensation		566
Distributions to non-controlling interests						(6,893)
Performance stock unit issuance	3	(238)
Balance at Sep. 30, 2024	$ 307	124,422	(13,715)	(54,209)	56,805	92,228	149,033
Common shares issued	322,672
Balance at Jun. 30, 2024	$ 307	124,702	(14,340)	(46,090)		92,434
Net earnings (loss)				(8,119)		1,394	(6,725)
Foreign currency translation adjustment			625			310	935
Amortization of stock-based compensation		(280)
Distributions to non-controlling interests						(1,910)
Balance at Sep. 30, 2024	$ 307	$ 124,422	$ (13,715)	$ (54,209)	$ 56,805	$ 92,228	$ 149,033