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Business Segments and Geographic Information (Sources of Revenue) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Revenues: |  |  |
Revenues | $ 2,263,420 | $ 2,179,490 | $ 1,843,307
Detention & Corrections |  |  |
Revenues: |  |  |
Revenues | 1,633,850 | 1,532,640 | 1,395,342
GEO Community Services |  |  |
Revenues: |  |  |
Revenues | 514,166 | 394,449 | 340,918
Facility Constructions and Design |  |  |
Revenues: |  |  |
Revenues | $ 115,404 | $ 252,401 | $ 107,047

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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- References No definition available. + Details
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- Details
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- Details
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- Details
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