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v2.4.1.9

Business Combinations (Details) (LCS Facilities, USD $) | 0 Months Ended | 3 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 17, 2015 | Mar. 31, 2015 | Feb. 18, 2015 bed | Feb. 17, 2015 party bed facility
Business Acquisition [Line Items] |  |  |  |
Number of correctional and detention facilities acquired | 8 geo_BusinessCombinationNumberOfCorrectionalAndDetentionFacilitiesAcquired |  |  | 8 geo_BusinessCombinationNumberOfCorrectionalAndDetentionFacilitiesAcquired
Number of beds In facilities acquired (more than 6500) | 6,500 geo_NumberOfBeds |  | 6,500 geo_NumberOfBeds | 6,500 geo_NumberOfBeds
Contingent consideration arrangements, performance period |  | 18 months |  |
Aggregate amount of purchase price, maximum |  | $ 350,000,000 us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh |  |
Repayments of debt | 298,000,000 us-gaap_RepaymentsOfDebt |  |  |
Consulting agreement, term | 3 years |  |  |
Number of principal parties with consulting agreements | 3 geo_NumberOfPrincipalPartiesWithConsultingAgreements |  |  | 3 geo_NumberOfPrincipalPartiesWithConsultingAgreements
Consulting agreement, annual amount | 300,000 geo_BusinessCombinationConsultingAgreementAnnualAmount |  |  | 300,000 geo_BusinessCombinationConsultingAgreementAnnualAmount
Customer Relationships |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Identifiable intangible assets, useful life |  | 20 years |  |
General and Administrative Expense |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Acquisition related costs |  | $ 2,100,000 us-gaap_BusinessCombinationAcquisitionRelatedCosts / us-gaap_BusinessAcquisitionAxis = geo_LCSFacilitiesMember / us-gaap_IncomeStatementLocationAxis = us-gaap_GeneralAndAdministrativeExpenseMember |  |

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- Definition Business Combination, Consulting Agreement, Annual Amount + References No definition available. + Details
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- Definition Business Combination, Consulting Agreement, Term + References No definition available. + Details
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- Definition Business Combination, Contingent Consideration Arrangements, Performance Period + References No definition available. + Details
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- Definition Business Combination, Number Of Correctional And Detention Facilities Acquired + References No definition available. + Details
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- Definition Number Of Beds + References No definition available. + Details
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Namespace Prefix: | geo_
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Balance Type: | na
Period Type: | instant

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- Definition Number Of Principal Parties With Consulting Agreements + References No definition available. + Details
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Balance Type: | na
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=34752592&loc=d3e1043-128460 + Details
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations. + References No definition available. + Details
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