Condensed Consolidated Statements Of Earnings (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Operating revenue:
Net operating revenue	$ 95,706	$ 52,935	$ 219,466	$ 150,990
Operating costs and expenses:
General and administrative	31,374	19,426	73,359	56,438
Depreciation and amortization	6,824	2,829	19,723	7,698
Impairment - goodwill and intangible assets			35,121
Total operating costs and expenses	80,692	49,455	238,338	141,465
Loss from equity investment				(1)
Earnings (loss) from operations	15,014	3,480	(18,872)	9,524
Non-operating income (expense):
Interest income		11	6	20
Interest expense	(10,587)	(1,427)	(32,538)	(4,083)
(Loss) gain on foreign currency transactions, cost recovery income and other	(43)	116	36	886
Non-operating (expense) income, net	(10,630)	(1,300)	(32,496)	(3,177)
Earnings (loss) before income taxes	4,384	2,180	(51,368)	6,347
Income tax expense	(428)	(1,133)	(3,535)	(3,219)
Net earnings (loss)	3,956	1,047	(54,903)	3,128
Net (earnings) loss attributable to non-controlling interests	(208)	(565)	188	(2,143)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	$ 3,748	$ 482	$ (54,715)	$ 985
Earnings (loss) per share attributable to Century Casinos, Inc. shareholders:
Basic	$ 0.13	$ 0.02	$ (1.85)	$ 0.03
Diluted	$ 0.13	$ 0.02	$ (1.85)	$ 0.03
Weighted average shares outstanding - basic	29,576	29,453	29,553	29,444
Weighted average shares outstanding - diluted	29,709	30,179	29,553	30,134
Gaming [Member]
Operating revenue:
Operating revenue	$ 78,289	$ 42,019	$ 182,503	$ 121,345
Operating costs and expenses:
Operating costs and expenses	37,643	21,589	96,168	62,873
Hotel [Member]
Operating revenue:
Operating revenue	1,981	562	4,273	1,502
Operating costs and expenses:
Operating costs and expenses	574	200	1,552	565
Food And Beverage [Member]
Operating revenue:
Operating revenue	4,633	5,425	12,336	14,230
Operating costs and expenses:
Operating costs and expenses	4,277	5,411	12,415	13,891
Other [Member]
Operating revenue:
Operating revenue	$ 10,803	$ 4,929	$ 20,354	$ 13,913