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Schedule of Revenue and Net Operating Income of Owned and Managed and the Managed-Only Facilities and Reconciliation to CoreCivic's Operating Income (Detail) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Segment Reporting Information [Line Items] |  |
REVENUES | $ 445,684 | $ 447,385
Operating expenses | 315,303 | 313,918
Operating income | 69,039 | 64,928
General and administrative expense | (24,826) | (26,480)
Depreciation and amortization | (36,257) | (42,059)
Asset impairments | (259) |
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
REVENUES | 435,264 | 438,451
Operating expenses | 308,997 | 308,514
Operating income | 126,267 | 129,937
Operating Segments | Owned and managed |  |
Segment Reporting Information [Line Items] |  |
REVENUES | 384,703 | 388,621
Operating expenses | 262,272 | 263,423
Operating income | 122,431 | 125,198
Operating Segments | Managed-only |  |
Segment Reporting Information [Line Items] |  |
REVENUES | 50,561 | 49,830
Operating expenses | 46,725 | 45,091
Operating income | 3,836 | 4,739
Segment Reconciling Items |  |
Segment Reporting Information [Line Items] |  |
Rental and other revenue | 10,420 | 8,934
Other operating expense | (6,306) | (5,404)
General and administrative expense | (24,826) | (26,480)
Depreciation and amortization | (36,257) | $ (42,059)
Asset impairments | $ (259) |

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