Long-Term Financing Obligation (Narrative) (Details) - VICI [Member] - Master Lease [Member] $ in Thousands	Dec. 06, 2019 USD ($) item	Sep. 30, 2020 USD ($)
Residual value	$ 28,500	$ 28,492
Discount rate	10.60%
Lease term plus renewal options	35 years
Initial lease term	15 years
Number of renewal options \| item	4
Lease renewal term	5 years
Initial annual rent	$ 25,000
Maximum [Member]
Base Rent Escalator, percentage	1.25%
2nd And 3rd Year [Member]
Base Rent Escalator, percentage	1.00%
4th Through 7th Year [Member]
Base Rent Escalator, percentage	1.25%
8th Year [Member]
Base Rent Escalator, percentage	1.25%
Base Rent, percentage	80.00%
Variable Rent, percentage	20.00%
Change In Average Net Revenue, percentage	4.00%

Direct Financing Lease, Base Rent Escalator

No definition available.

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- Definition

Direct Financing Lease, Base Rent Percentage

+ References

No definition available.

+ Details

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- Definition

Direct Financing Lease, Change In Average Net Revenue

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Direct Financing Lease, Variable Rent Percentage

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Lessee, Operating Lease, Term Plus Renewal Options

+ References

No definition available.

+ Details

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Namespace Prefix:	cnty_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Lessor, Direct Financing Lease, Discount Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	cnty_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number Of Lease Renewal Options

+ References

No definition available.

+ Details

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- Definition

Amount of residual asset covered by residual value guarantee under direct financing lease. Excludes guarantee considered to be lease payments for lessor.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 30
-Section 50
-Paragraph 3
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919359-209981

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918673-209980

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

The yearly payments due under the lease entered into in connection with the transaction involving the sale of property to another party and the lease of the property back to the seller.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=121549808&loc=d3e36991-112694

Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121586228&loc=d3e50796-112755

+ Details

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Balance Type:	credit
Period Type:	duration

- Details

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- Details

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