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Business Segments and Geographic Information (Asset Reconciliation) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | --- | --- | ---
Asset Reconciliation of Segments |  |  |  |
Cash and cash equivalents | $ 81,377 | $ 68,038 | $ 59,638 | $ 41,337
Deferred income tax | 80,821 | 79,044 |  |
Total segment assets | 4,226,908 | 3,749,409 |  |
Operating Segments |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Total segment assets | 4,046,323 | 3,613,351 | 3,338,551 |
Segment Reconciling Items |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Cash and cash equivalents | 81,377 | 68,038 |  |
Deferred income tax | 26,277 | 30,039 |  |
Restricted cash and investments | 72,931 | 37,981 |  |
U.S. Corrections & Detention | Operating Segments |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Total segment assets | 2,385,069 | 2,390,705 | 2,396,076 |
GEO Community Services | Operating Segments |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Total segment assets | 1,121,792 | 711,795 | 722,248 |
International Services Segment | Operating Segments |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Total segment assets | 40,056 | 64,417 | 43,589 |
Facility Constructions and Design | Operating Segments |  |  |  |
Asset Reconciliation of Segments |  |  |  |
Total segment assets | $ 499,406 | $ 446,434 | $ 176,638 |

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