XML 74 R63.htm IDEA: XBRL DOCUMENT
v3.7.0.1

Debt - Guarantees (Details) - 6 months ended Jun. 30, 2017 £ in Millions, CAD in Millions, AUD in Millions | ZAR | AUD guarantee | CAD guarantee | ZAR guarantee | USD ($) guarantee | GBP (£) guarantee
--- | --- | --- | --- | --- | --- | ---
Geo Amey |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Ownership percentage in South African Custodial Services Pty. Limited | 50.00% |  |  |  |  |
Working capital line of credit issued to GEOAmey |  |  |  |  | $ 15,600,000 | £ 12.0
Note receivable for GEOAmey |  |  |  |  | $ 3,300,000 | £ 2.5
Ravenhall |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Number of letters of guarantee outstanding under separate international facilities relating to performance guarantees | guarantee |  | 10 | 10 | 10 | 10 | 10
Letters of credit outstanding relating to performance guarantees |  |  |  |  | $ 15,600,000 |
Ravenhall | Letter of Credit | Revolver |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Guaranteed obligations |  | AUD 100.0 |  |  | 76,900,000 |
SACS |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Guaranteed obligations |  |  |  | ZAR 7,400,000 | 600,000 |
Remaining guarantee under letter of credit | ZAR | ZAR 7,400,000 |  |  |  |  |
Maximum loan amount under standby facility |  |  |  | ZAR 20,000,000 | 1,500,000.0 |
Amount funded |  |  |  |  | 0 |
Canada Facility |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Potential estimated exposure of tax obligations |  |  | CAD 1.4 |  | $ 1,100,000 |

X
- Definition Letters of credit outstanding relating to performance guarantees. + References No definition available. + Details
Name: | geo_LettersofCreditOutstandingRelatingtoPerformanceGuarantees
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum loan amount under SACS shareholder's loan. + References No definition available. + Details
Name: | geo_MaximumLoanAmountunderSACSShareholdersLoan
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of letters of guarantee outstanding under separate international facilities relating to performance guarantees. + References No definition available. + Details
Name: | geo_NumberOfLettersOfGuaranteeOutstandingUnderSeparateInternationalFacilitiesRelatingToPerformanceGuarantees
Namespace Prefix: | geo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Potential estimated exposure of tax obligations. + References No definition available. + Details
Name: | geo_PotentialEstimatedExposureOfTaxObligations
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Remaining guarantee under letter of credit. + References No definition available. + Details
Name: | geo_RemainingGuaranteeUnderLetterOfCredit
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Working Capital Line of Credit Issue to GEO Amey + References No definition available. + Details
Name: | geo_WorkingCapitalLineofCreditIssuedtoGEOAmey
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due after 1 year (or 1 business cycle). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39622-107864 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 210 -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-06(3)(a)(3)) -URI http://asc.fasb.org/extlink&oid=6488278&loc=d3e604059-122996 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(k)(1)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39599-107864 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(10)(3)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(11)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(3)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
Name: | us-gaap_DueFromAffiliateNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248 + Details
Name: | us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Fair value of the amount outstanding under the credit facility. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13476-108611 + Details
Name: | us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=64801991&loc=SL6759159-111685 + Details
Name: | us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=geo_GeoAmeyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=geo_RavenhallMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=geo_RevolverMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=geo_SouthAfricanCustodialServicesPtyLimitedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis=geo_CanadaFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |