Segment Information (Aggregation Of Operating Segments Into Reportable Segments) (Details)	6 Months Ended
	Jun. 30, 2017
Operating Segment 1 [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Casino & Hotel - Edmonton
Operating Segment 2 [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Casino Calgary
Operating Segment 3 [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Downs Racetrack and Casino
Operating Segment 4 [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Bets!
Operating Segment 5 [Member] | Canada [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Casino St. Albert
Operating Segment 6 [Member] | United States [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Casino & Hotel – Central City
Operating Segment 7 [Member] | United States [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Century Casino & Hotel – Cripple Creek
Operating Segment 8 [Member] | Poland [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Casinos Poland
Operating Segment 9 [Member] | Corporate and Other [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Cruise Ships & Other
Operating Segment 10 [Member] | Corporate and Other [Member]
Segment Reporting Information [Line Items]
Name of operating segment	Corporate Other