XML 32 R51.htm IDEA: XBRL DOCUMENT
v3.20.1

Significant Accounting Policies (Schedule Of Promotional Allowances) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Promotional Allowances [Line Items] |  |  |
Promotional allowances, estimated cost | $ 1,549 | $ 1,208 | $ 1,164
Hotel [Member] |  |  |
Promotional Allowances [Line Items] |  |  |
Promotional allowances, estimated cost | 77 | 49 | 47
Food And Beverage [Member] |  |  |
Promotional Allowances [Line Items] |  |  |
Promotional allowances, estimated cost | $ 1,472 | $ 1,159 | $ 1,117

X
- Definition Promotional allowances, estimated cost + References No definition available. + Details
Name: | cnty_PromotionalAllowancesEstimatedCost
Namespace Prefix: | cnty_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Promotional Allowances [Line Items] + References No definition available. + Details
Name: | cnty_PromotionalAllowancesLineItems
Namespace Prefix: | cnty_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=srt_HotelMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=us-gaap_FoodAndBeverageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |