XML 41 R37.htm IDEA: XBRL DOCUMENT
v3.19.3

Description Of Business And Basis Of Presentation (Average Exchange Rates) (Details) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Canadian Dollar (CAD) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 1.3205 | 1.3068 | 1.3292 | 1.2874
Average Rates % Change | (1.00%) |  | (3.20%) |
Euros (EUR) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 0.8997 | 0.8601 | 0.8901 | 0.8377
Average Rates % Change | (4.60%) |  | (6.30%) |
Polish Zloty (PLN) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 3.8850 | 3.6981 | 3.8270 | 3.5581
Average Rates % Change | (5.10%) |  | (7.60%) |
British Pound (GBP) [Member] |  |  |  |
Currency [Line Items] |  |  |  |
Average Rates | 0.8111 | 0.7676 | 0.7859 | 0.7405
Average Rates % Change | (5.70%) |  | (6.10%) |

X
- Definition Average foreign currency exchange rate translation. + References No definition available. + Details
Name: | cnty_AverageForeignCurrencyExchangeRateTranslation
Namespace Prefix: | cnty_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

X
- Definition Change In Average Foreign Currency Rate + References No definition available. + Details
Name: | cnty_ChangeInAverageForeignCurrencyRate
Namespace Prefix: | cnty_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | srt_CurrencyAxis=currency_CAD
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_EUR
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_PLN
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_CurrencyAxis=currency_GBP
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |