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Segment Reporting - Additional Information (Detail) | 9 Months Ended
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Sep. 30, 2015 Facility Segment
Segment Reporting Information [Line Items] |
Number of facilities owned and managed | 47
Number of facilities owned by government partners, managed | 11
Number of Operating segments | Segment | 1
Number of facilities leased to third party operators | 7

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- Definition The number of facilities which are managed and not owned by the company. + References No definition available. + Details
Name: | cxw_NumberOfFacilitiesManagedAndNotOwnedByCompany
Namespace Prefix: | cxw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of facilities which are owned and managed by the company. + References No definition available. + Details
Name: | cxw_NumberOfFacilitiesOwnedAndManagedByCompany
Namespace Prefix: | cxw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. + References No definition available. + Details
Name: | us-gaap_NumberOfOperatingSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of units (items of property) under operating lease arrangements. + References No definition available. + Details
Name: | us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNumberOfUnits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration