Long-Term Debt (Narrative) (Details) $ in Thousands, PLN in Millions, CAD in Millions	3 Months Ended				9 Months Ended					12 Months Ended
	Sep. 30, 2016 CAD loan item	Sep. 30, 2016 USD ($)	Sep. 30, 2015 CAD	Sep. 30, 2015 USD ($)	Sep. 30, 2016 CAD loan item	Sep. 30, 2016 PLN	Sep. 30, 2016 USD ($)	Sep. 30, 2015 CAD	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2016 PLN loan item	Sep. 30, 2016 USD ($) loan item	Dec. 31, 2015 PLN	Dec. 31, 2015 USD ($)	Apr. 30, 2015 CAD item	Apr. 30, 2015 USD ($) item	Mar. 26, 2015	Mar. 25, 2015	Aug. 15, 2014 CAD	May 31, 2012 CAD
Debt Instrument [Line Items]
Amortization of deferred financing costs | $							$ 86		$ 77
Amount outstanding | $												$ 58,754		$ 36,781
total debt | $												$ 58,356		36,520
Interest Rate Swap [Member]
Debt Instrument [Line Items]
Number of credit agreements | item															2	2
Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Number of credit agreements | loan	2				2						2	2
Number of capital lease agreements | item	1				1						1	1
Amount outstanding											PLN 0.0	$ 524	PLN 0.0
Capital lease agreements											0.1	100
Deposits or bank guarantees for payment of casino jackpots and gaming tax obligations under gaming law | PLN											3.6
total debt											PLN 2.0	$ 500
Century Downs Racetrack And Casino [Member]
Debt Instrument [Line Items]
Number of capital lease agreements | item	6				6						6	6
Amount outstanding | $												$ 15,505
total debt	CAD 20.3				CAD 20.3							15,500
Century Resorts Alberta [Member]
Debt Instrument [Line Items]
Outstanding balance on financing obligation	0.3				0.3							200
BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity	69.2				69.2														CAD 39.1	CAD 28.0
Notional Value | $												7,200
Required minimum equity balance under debt covenant	50.0				50.0
Required maximum capital expenditure limit under debt covenant					4.0
Line of credit facility	55.7				55.7							42,500
Line of credit facility amount available for borrowing	5.2				5.2							$ 4,000
Standby fees	0.1	$ 100	CAD 0.1	$ 100	0.1		$ 100	CAD 0.1	$ 100
Line of credit facility amount that cannot be reborrowed once repaid	CAD 63.9				CAD 63.9
BMO Credit Agreement [Member] | Interest Rate Swap [Member]
Debt Instrument [Line Items]
CDOR exchange rate	3.92				3.92						3.92	3.92
Notional Value	CAD 9.4				CAD 9.4							$ 7,200			CAD 9.4	$ 7,200
Credit agreement expiration date					Aug. 15, 2019	Aug. 15, 2019	Aug. 15, 2019
Debt instrument maturity date					Aug. 01, 2019	Aug. 01, 2019	Aug. 01, 2019
BMO Credit Agreement [Member] | Interest Rate Swap Second Agreement [Member]
Debt Instrument [Line Items]
CDOR exchange rate	3.89				3.89						3.89	3.89
CDR Financing Obligation [Member]
Debt Instrument [Line Items]
Interest rate on financing obligation					10.00%	10.00%	10.00%
CDR Financing Obligation [Member] | Century Downs Racetrack And Casino [Member]
Debt Instrument [Line Items]
Capital lease agreements	CAD 0.8				CAD 0.8							$ 600
First Loan With mBank [Member] | Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Line of credit facility amount available for borrowing | $												0
Debt instrument term					3 years	3 years	3 years
Interest rate percentage points above WIBOR					1.75%	1.75%	1.75%
Amount outstanding											PLN 0.8	200
Required liquidity ratio under debt covenant																	0.5	0.6
Second Loan With mBank [Member] | Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Line of credit facility amount available for borrowing | $												0
Debt instrument term					3 years	3 years	3 years
Interest rate percentage points above WIBOR					1.70%	1.70%	1.70%
Amount outstanding											1.2	300
Required liquidity ratio under debt covenant																	0.5	0.6
Line Of Credit With BPH Bank [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity | PLN											13.0
Line of credit amount that can only be used to secure bank guarantees | PLN						PLN 2.0
Line Of Credit With BPH Bank [Member] | Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Line of credit facility | PLN											0.0
Line of credit facility amount available for borrowing											11.0	2,800
Interest rate percentage points above WIBOR					1.85%	1.85%	1.85%
Guarantee From mBank [Member] | Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Bank guarantee issued for payment of casino jackpots and gaming tax obligations											PLN 3.6	900
Deposits maintained for payment of casino jackpots and gaming tax obligations | $														$ 200
Credit Facility A [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Term of credit agreement					5 years	5 years	5 years
Line of credit facility	1.1				CAD 1.1
Credit agreement expiration date					Aug. 01, 2019	Aug. 01, 2019	Aug. 01, 2019
Line of credit facility amount available for borrowing	1.1				CAD 1.1							$ 800
Credit Facility B [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Term of credit agreement					5 years	5 years	5 years
Line of credit facility	24.1				CAD 24.1
Credit agreement expiration date					Aug. 01, 2019	Aug. 01, 2019	Aug. 01, 2019
Line of credit facility amount available for borrowing	CAD 0.0				CAD 0.0
Credit Facility B [Member] | BMO Credit Agreement [Member] | Casinos Poland Ltd [Member]
Debt Instrument [Line Items]
Additional ownership acquired	33.30%				33.30%						33.30%	33.30%
Credit Facility C [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Term of credit agreement					5 years	5 years	5 years
Line of credit facility	CAD 11.0				CAD 11.0
Credit agreement expiration date					Aug. 01, 2019	Aug. 01, 2019	Aug. 01, 2019
Line of credit facility amount available for borrowing	4.1				CAD 4.1							$ 3,100
Credit Facility D [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Term of credit agreement					5 years	5 years	5 years
Line of credit facility	30.0				CAD 30.0
Credit agreement expiration date					Sep. 01, 2021	Sep. 01, 2021	Sep. 01, 2021
Line of credit facility amount available for borrowing	0.0				CAD 0.0
Credit Facility E [Member] | Treasury Risk Management Facility [Member]
Debt Instrument [Line Items]
Term of credit agreement					5 years	5 years	5 years
Line of credit facility	CAD 3.0				CAD 3.0
Minimum [Member] | Interest Rate Swap [Member]
Debt Instrument [Line Items]
CDOR exchange rate	3.89				3.89						3.89	3.89
Minimum [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Standby fees, percentage					0.50%	0.50%	0.50%
Maximum [Member] | Interest Rate Swap [Member]
Debt Instrument [Line Items]
CDOR exchange rate	3.92				3.92						3.92	3.92
Maximum [Member] | BMO Credit Agreement [Member]
Debt Instrument [Line Items]
Standby fees, percentage					0.75%	0.75%	0.75%
Amortization of deferred financing costs | $							$ 100			$ 100
Century Downs Racetrack And Casino [Member]
Debt Instrument [Line Items]
Ownership percentage	75.00%				75.00%						75.00%	75.00%
Outstanding balance on financing obligation	CAD 19.5				CAD 19.5							$ 14,900