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Goodwill - Additional Information (Detail) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 Facility | Mar. 31, 2017 USD ($) | Dec. 31, 2019 USD ($) Facility | Dec. 31, 2018 USD ($)
Goodwill and Intangible Assets Disclosure [Line Items] |  |  |  |
Establishment of goodwill |  |  | This goodwill was established in connection with multiple business combination transactions. |
Goodwill |  |  | $ 50,537,000 | $ 48,169,000
Goodwill impairment charges |  |  | 0 | 0
State of Texas |  |  |  |
Goodwill and Intangible Assets Disclosure [Line Items] |  |  |  |
Goodwill |  |  | $ 0 |
Number of facilities scheduled to expire in August 2017 | Facility |  |  | 4 |
Number of facilities for which TDCJ selected other operators | Facility | 3 |  |  |
Bartlett State Jail |  |  |  |
Goodwill and Intangible Assets Disclosure [Line Items] |  |  |  |
Goodwill impairment charges |  | $ 300,000 |  |
Closing date of Bartlett facility |  |  | Jun. 24, 2017 |
CoreCivic Safety |  |  |  |
Goodwill and Intangible Assets Disclosure [Line Items] |  |  |  |
Goodwill |  |  | $ 7,900,000 | 7,900,000
CoreCivic Community |  |  |  |
Goodwill and Intangible Assets Disclosure [Line Items] |  |  |  |
Goodwill |  |  | $ 42,600,000 | $ 40,300,000

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