Condensed Consolidated Statements Of Loss - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Operating revenue:
Net operating revenue	$ 150,818	$ 146,435	$ 281,261	$ 282,451
Operating costs and expenses:
General and administrative	35,704	37,219	71,794	75,144
Depreciation and amortization	12,843	12,449	25,236	24,480
Total operating costs and expenses	134,243	132,174	257,546	259,904
Earnings from operations	16,575	14,261	23,715	22,547
Non-operating (expense) income:
Interest income	273	673	653	1,359
Interest expense	(26,211)	(25,756)	(52,247)	(51,570)
Gain on foreign currency transactions, cost recovery income and other (Note 1)	1,040	1,428	1,159	2,590
Non-operating (expense) income, net	(24,898)	(23,655)	(50,435)	(47,621)
Loss before income taxes	(8,323)	(9,394)	(26,720)	(25,074)
Income tax expense	(1,250)	(29,619)	(1,732)	(25,633)
Net loss	(9,573)	(39,013)	(28,452)	(50,707)
Net earnings attributable to non-controlling interests	(2,736)	(2,600)	(4,470)	(4,450)
Net loss attributable to Century Casinos, Inc. shareholders	$ (12,309)	$ (41,613)	$ (32,922)	$ (55,157)
Loss per share attributable to Century Casinos, Inc. shareholders:
Basic	$ (0.40)	$ (1.36)	$ (1.08)	$ (1.81)
Diluted	$ (0.40)	$ (1.36)	$ (1.08)	$ (1.81)
Weighted average shares outstanding - basic	30,565	30,683	30,624	30,551
Weighted average shares outstanding - diluted	30,565	30,683	30,624	30,551
Gaming [Member]
Operating revenue:
Net operating revenue	$ 111,070	$ 106,888	$ 211,736	$ 212,305
Operating costs and expenses:
Total operating costs and expenses	58,851	56,639	113,115	112,544
Pari-Mutuel, Sports Betting And iGaming [Member]
Operating revenue:
Net operating revenue	5,071	5,298	7,956	8,687
Operating costs and expenses:
Total operating costs and expenses	6,203	5,938	9,688	9,688
Hotel [Member]
Operating revenue:
Net operating revenue	14,061	12,768	23,768	22,070
Operating costs and expenses:
Total operating costs and expenses	5,078	4,894	9,478	9,308
Food And Beverage [Member]
Operating revenue:
Net operating revenue	13,505	13,810	25,611	26,555
Operating costs and expenses:
Total operating costs and expenses	12,168	12,451	23,531	24,682
Other [Member]
Operating revenue:
Net operating revenue	7,111	7,671	12,190	12,834
Operating costs and expenses:
Total operating costs and expenses	$ 3,396	$ 2,584	$ 4,704	$ 4,058