Significant Accounting Policies And Restatement Of Previously Issued Consolidated Financial Statements (Summary Of Effect Of Error On Notes To Financial Statements, Segment Information) (Details) - USD ($)
$ in Thousands

Significant Accounting Policies And Restatement Of Previously Issued Consolidated Financial Statements (Summary Of Effect Of Error On Notes To Financial Statements, Segment Information) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	$ (119,885)	$ (23,832)	$ 6,010
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(153,601)	(28,198)	7,976
Income tax expense (benefit)	26,631	(5,343)	$ (7,660)
Impairment - goodwill	70,189
Adjusted EBITDAR	102,678
Long-lived assets	1,048,131
Total assets	1,199,839	$ 1,359,662
As Previously Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	(93,412)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(128,170)
Income tax expense (benefit)	27,673
Impairment - goodwill	43,716
Adjusted EBITDAR	102,678
Long-lived assets	1,074,604
Total assets	1,226,312
Adjustments [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	(26,473)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(25,431)
Income tax expense (benefit)	(1,042)
Impairment - goodwill	26,473
Total assets	(26,473)
United States Segment [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	(67,782)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(101,853)
Income tax expense (benefit)	26,974
Impairment - goodwill	70,189
Adjusted EBITDAR	93,791
Long-lived assets	883,295
Total assets	930,555
United States Segment [Member] \| As Previously Reported [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	(41,309)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(76,422)
Income tax expense (benefit)	28,016
Impairment - goodwill	43,716
Adjusted EBITDAR	93,791
Long-lived assets	909,768
Total assets	957,028
United States Segment [Member] \| Adjustments [Member]
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Earnings (loss) before income taxes	(26,473)
Net earnings (loss) attributable to Century Casinos, Inc. shareholders	(25,431)
Income tax expense (benefit)	(1,042)
Impairment - goodwill	26,473
Long-lived assets	(26,473)
Total assets	$ (26,473)