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, 2020	$ 296	$ 115,570	$ (6,379)	$ 8,667		$ 8,829
Net earnings				5,436		(1,067)	$ 4,369
Foreign currency translation adjustment			3,302				3,302
Amortization of stock-based compensation		582
Distribution to non-controlling interest						(655)
Exercise of options		40
Balance at Jun. 30, 2021	$ 296	116,192	(3,077)	14,103	$ 127,514	7,107	134,621
Common shares issued	7,852
Balance at Mar. 31, 2021	$ 296	115,829	(5,363)	7,248		7,421
Net earnings				6,855		(583)	6,272
Foreign currency translation adjustment			2,286			269	2,555
Amortization of stock-based compensation		323
Exercise of options		40
Balance at Jun. 30, 2021	$ 296	116,192	(3,077)	14,103	127,514	7,107	134,621
Common shares issued	7,852
Balance at Dec. 31, 2021	$ 296	118,469	(6,430)	29,289		8,733	150,357
Performance stock unit issuance	3	(436)
Net 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
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
Performance stock unit issuance	1
Net 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
Balance at Jun. 30, 2022	$ 299	$ 119,970	$ (9,431)	$ 38,363	$ 149,201	$ 9,530	$ 158,731
Common shares issued	50,000