Condensed Consolidated Statements Of (Loss) Earnings - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Operating revenue:
Net operating revenue	$ 52,445	$ 39,648	$ 98,057	$ 80,270
Operating costs and expenses:
General and administrative	20,963	15,942	37,015	29,607
Depreciation and amortization	2,443	2,170	4,868	4,323
Total operating costs and expenses	49,861	38,651	92,012	76,020
Earnings (loss) from equity investment	14	(1)	(1)	(1)
Earnings from operations	2,598	996	6,044	4,249
Non-operating income (expense):
Interest income	5	14	9	33
Interest expense	(1,398)	(1,089)	(2,656)	(2,120)
Gain on foreign currency transactions, cost recovery income and other	523	190	770	249
Non-operating (expense) income, net	(870)	(885)	(1,877)	(1,838)
Earnings before income taxes	1,728	111	4,167	2,411
Income tax expense	(1,370)	(14)	(2,086)	(993)
Net earnings	358	97	2,081	1,418
Net (earnings) loss attributable to non-controlling interests	(923)	220	(1,578)	(174)
Net (loss) earnings attributable to Century Casinos, Inc. shareholders	$ (565)	$ 317	$ 503	$ 1,244
(Loss) earnings per share attributable to Century Casinos, Inc. shareholders:
Basic	$ (0.02)	$ 0.01	$ 0.02	$ 0.04
Diluted	$ (0.02)	$ 0.01	$ 0.02	$ 0.04
Weighted average shares outstanding - basic	29,440	29,376	29,440	29,369
Weighted average shares outstanding - diluted	29,440	29,974	30,114	29,984
Gaming [Member]
Operating revenue:
Operating revenue	$ 41,986	$ 32,605	$ 79,326	$ 66,612
Operating costs and expenses:
Operating costs and expenses	21,718	16,435	41,284	34,176
Hotel [Member]
Operating revenue:
Operating revenue	494	505	940	959
Operating costs and expenses:
Operating costs and expenses	187	180	365	354
Food And Beverage [Member]
Operating revenue:
Operating revenue	5,054	3,781	8,805	7,340
Operating costs and expenses:
Operating costs and expenses	4,550	3,924	8,480	7,560
Other [Member]
Operating revenue:
Operating revenue	$ 4,911	$ 2,757	$ 8,986	$ 5,359