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
Net (loss) earnings				9,074		3,486	$ 12,560
Foreign currency translation adjustment			(3,001)			(729)	(3,730)
Amortization of stock-based compensation		1,685
Distribution to non-controlling interest						(1,960)
Exercise of options		252
Performance stock unit issuance	3	(436)
Balance at Jun. 30, 2022	$ 299	119,970	(9,431)	38,363	$ 149,201	9,530	158,731
Common shares issued	239,233
Balance at Mar. 31, 2022	$ 298	118,706	(4,949)	29,507		9,226
Net (loss) earnings				8,856		995	9,851
Foreign currency translation adjustment			(4,482)			(691)	(5,173)
Amortization of stock-based compensation		1,012
Exercise of options		252
Performance stock unit issuance	1
Balance at Jun. 30, 2022	$ 299	119,970	(9,431)	38,363	149,201	9,530	158,731
Common shares issued	50,000
Balance at Dec. 31, 2022	$ 299	121,653	(15,189)	37,265		10,171	154,199
Net (loss) earnings				(3,202)		6,596	3,394
Foreign currency translation adjustment			3,609			693	4,302
Amortization of stock-based compensation		1,664
Distribution to non-controlling interest						(7,801)
Consolidation of Smooth Bourbon, LLC						92,125
Exercise of options
Performance stock unit issuance	4	(1,294)
Balance at Jun. 30, 2023	$ 303	122,023	(11,580)	34,063	144,809	101,784	246,593
Common shares issued	464,384
Balance at Mar. 31, 2023	$ 303	121,095	(14,723)	36,022		11,084
Net (loss) earnings				(1,959)		2,322	363
Foreign currency translation adjustment			3,143			518	3,661
Amortization of stock-based compensation		928
Distribution to non-controlling interest						(4,265)
Consolidation of Smooth Bourbon, LLC						92,125
Balance at Jun. 30, 2023	$ 303	$ 122,023	$ (11,580)	$ 34,063	$ 144,809	$ 101,784	$ 246,593