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Commitments, Contingencies and Other (Details) bed in Thousands, $ in Millions | 3 Months Ended
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Mar. 31, 2019 USD ($) facility bed | Dec. 19, 2017 claim
Commitments and Contingencies [Line Items] |  |
Estimate of possible loss | $ 19.6 |
Estimated construction capital project cost | 218.0 |
Cost already spent on existing capital projects | 195.0 |
Remaining capital required for capital projects | $ 23.0 |
Number of vacant beds at idle facilities marketed to potential customers | bed | 4 |
Number of marketed idle facilities | facility | 4 |
Property and Equipment |  |
Commitments and Contingencies [Line Items] |  |
Carrying values of idle facilities marketed to potential customers | $ 110.0 |
Pending Litigation | Immigration Detainees Against Company |  |
Commitments and Contingencies [Line Items] |  |
New claims filed, number | claim |  | 3
WASHINGTON | Pending Litigation | Immigration Detainees Against Company |  |
Commitments and Contingencies [Line Items] |  |
New claims filed, number | claim |  | 2
CALIFORNIA | Pending Litigation | Immigration Detainees Against Company |  |
Commitments and Contingencies [Line Items] |  |
New claims filed, number | claim |  | 1

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- Definition Commitments and Contingencies. + References No definition available. + Details
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- Definition Cost already spent on existing capital projects. + References No definition available. + Details
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- Definition Number of Marketed Idle Facilities + References No definition available. + Details
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- Definition Estimated amount of loss resulting from an adverse tax position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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