Condensed Consolidated Statements Of Equity - USD ($) $ in Thousands		Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Total Century Casinos, Inc. Shareholders Equity [Member]	Noncontrolling Interests [Member]	Total
BALANCE at Dec. 31, 2017		$ 294	$ 113,068	$ (6,127)	$ 72,662		$ 7,421
Net earnings					2,887		328	$ 3,215
Foreign currency translation adjustment				(3,105)			(430)	(3,535)
Amortization of stock-based compensation			613
Distribution to non-controlling interest							(572)
Non-controlling interest	[1]						445
Incremental costs of common stock issuance			(59)
Exercise of stock options			333
BALANCE at Sep. 30, 2018		$ 294	113,955	(9,232)	75,549	$ 180,566	7,192	187,758
Common shares issued		74,198,000
BALANCE at Jun. 30, 2018		$ 294	113,511	(10,827)	73,906		7,365
Net earnings					1,643		154	1,795
Foreign currency translation adjustment				1,595			215	1,810
Amortization of stock-based compensation			266
Distribution to non-controlling interest							(542)
Exercise of stock options			178
BALANCE at Sep. 30, 2018		$ 294	113,955	(9,232)	75,549	180,566	7,192	187,758
Common shares issued		35,000,000
BALANCE at Dec. 31, 2018		$ 294	114,214	(14,243)	76,056		7,062	$ 183,383
BALANCE, Shares at Dec. 31, 2018								29,439,179
Net earnings					985		2,143	$ 3,128
Foreign currency translation adjustment				1,159			(290)	869
Amortization of stock-based compensation			979
Distribution to non-controlling interest							(989)
Non-controlling interest	[1]						(607)
Exercise of stock options		1	157
BALANCE at Sep. 30, 2019		$ 295	115,350	(13,084)	76,809	179,370	7,270	$ 186,640
BALANCE, Shares at Sep. 30, 2019								29,470,327
Common shares issued		31,148,000
BALANCE at Jun. 30, 2019		$ 294	114,880	(10,826)	76,327		7,393
Net earnings					482		565	$ 1,047
Foreign currency translation adjustment				(2,258)			(480)	(2,738)
Amortization of stock-based compensation			358
Non-controlling interest	[1]						(208)
Exercise of stock options		1	112
BALANCE at Sep. 30, 2019		$ 295	$ 115,350	$ (13,084)	76,809	$ 179,370	7,270	$ 186,640
BALANCE, Shares at Sep. 30, 2019								29,470,327
Common shares issued		22,148,000
Cumulative effect of accounting change	[2]				$ (232)		$ (49)

[1] In May 2019, the Company sold its interest in Golden Hospitality Limited ("GHL") to the unaffiliated shareholders of GHL resulting in a $0.4 million decrease to non-controlling interests on the Company's condensed consolidated balance sheet as of September 30, 2019. In July 2019, the Company purchased the 25% non-controlling interest in Century Bets!, Inc. resulting in a $0.2 million decrease to non-controlling interests on the Company's condensed consolidated balance sheet as of September 30, 2019.

[2] Cumulative effect of accounting change relates to the adoption of Accounting Standards Update 2016-02 ("ASU 2016-02"). See Note 2 to the unaudited condensed consolidated financial statements for further details on the adoption of this accounting standard.