Long-Term Debt (Schedule of Maturities of Long-term Debt) (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Debt Instrument [Line Items]
Total	$ 54,504	$ 56,971
Casinos Poland Credit Facilities [Member]
Debt Instrument [Line Items]
2018	2,782
Total	2,782
Century Casino Bath Credit Agreement [Member]
Debt Instrument [Line Items]
2018	132
2019	527
2020	527
2021	527
2022	527
Thereafter	396
Total	2,636
Century Downs Land Lease [Member]
Debt Instrument [Line Items]
Thereafter	14,806
Total	14,806
Capital Leases [Member]
Debt Instrument [Line Items]
2018	113
2019	127
2020	49
2021	18
2022	1
Total	308
Total Long-term Debt [Member]
Debt Instrument [Line Items]
2018	5,598
2019	16,677
2020	2,854
2021	13,645
2022	528
Thereafter	15,202
Total	54,504
Bank Of Montreal [Member]
Debt Instrument [Line Items]
2018	2,571
2019	16,023
2020	2,278
2021	13,100
Total	$ 33,972

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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-Subparagraph (SX 210.9-03(16))
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6802200&loc=d3e1835-112601

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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-Section S99
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