XML 74 R64.htm IDEA: XBRL DOCUMENT
v3.25.1

Commitments, Contingencies and Other Matters - Additional Information (Details) |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Oct. 31, 2021 USD ($) | Jul. 31, 2024 USD ($) | Mar. 31, 2025 USD ($) Facility | Sep. 30, 2024 USD ($) | Jun. 30, 2024 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2024
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Loss contingency, judgement value | $ 23,200,000 |  |  |  |  |  |
Attorneys fees costs and interest amount |  |  | $ 14,400,000 |  |  |  |
Federal immigration detainee minimum allowance per day |  |  | 1 |  |  |  |
Payment of estimated liability related to assessment for audited period |  | $ 18,900,000 |  |  |  |  |
Penalties and interest related to the post-audit period |  |  |  | $ 6,300,000 |  |  |
Estimated construction existing active capital projects cost |  |  | 47,100,000 |  |  |  |
Cost already spent on existing active capital projects |  |  | 14,200,000 |  |  |  |
Remaining capital required for existing active capital projects |  |  | $ 32,900,000 |  |  |  |
Number of lease facilities | Facility |  |  | 9 |  |  |  |
Rental income |  |  | $ 3,800,000 |  |  | $ 3,800,000 |
Unrecognized tax benefits for uncertain tax positions |  |  | $ 42,600,000 |  |  |  |
Unrecognized benefition interest deduction for shares issued |  |  |  |  | $ 38,900,000 |  |
6.50% Exchangeable Senior Notes due 2026 |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Stated interest rate |  |  | 6.50% |  |  |  | 6.50%
Month to Month Term |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Number of lease facilities | Facility |  |  | 6 |  |  |  |
Lessor operating lease expiration period |  |  | 2025-06 |  |  |  |
Carrying value of leased facilities |  |  | $ 45,100,000 |  |  |  |
Leased facilities accumulated depreciation |  |  | $ 26,500,000 |  |  |  |
Term of Contract |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Number of lease facilities | Facility |  |  | 1 |  |  |  |
Lessor operating lease expiration period |  |  | 2026-10 |  |  |  |
Carrying value of leased facilities |  |  | $ 2,200,000 |  |  |  |
Leased facilities accumulated depreciation |  |  | $ 900,000 |  |  |  |
Sixty-Six Months Term of Contract |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Number of lease facilities | Facility |  |  | 1 |  |  |  |
Lessor operating lease expiration period |  |  | 2028-10 |  |  |  |
Carrying value of leased facilities |  |  | $ 73,900,000 |  |  |  |
Leased facilities accumulated depreciation |  |  |  | $ 37,800,000 |  |  |
Lessor, operating lease, term of contract |  |  | 66 months |  |  |  |
Lessor operating lease renewal period |  |  | 1 year |  |  |  |
Twenty Years Term of Contract |  |  |  |  |  |  |
Commitments and Contingencies [Line Items] |  |  |  |  |  |  |
Lessor operating lease expiration period |  |  | 2041-10 |  |  |  |
Carrying value of leased facilities |  |  | $ 20,300,000 |  |  |  |
Leased facilities accumulated depreciation |  |  | $ 18,700,000 |  |  |  |
Lessor, operating lease, term of contract |  |  | 20 years |  |  |  |

X
- Definition AttorneysFeesCostsAndInterestAmount + References No definition available. + Details
Name: | geo_AttorneysFeesCostsAndInterestAmount
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Carrying value of leased facilities. + References No definition available. + Details
Name: | geo_CarryingValueOfLeasedFacilities
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Commitments and Contingencies. + References No definition available. + Details
Name: | geo_CommitmentsAndContingenciesLineItems
Namespace Prefix: | geo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Cost already spent on existing active capital projects. + References No definition available. + Details
Name: | geo_CostAlreadySpentOnExistingActiveCapitalProjects
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Estimated construction existing active capital projects cost. + References No definition available. + Details
Name: | geo_EstimatedConstructionExistingActiveCapitalProjectsCost
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Federal immigration detainee minimum allowance per day. + References No definition available. + Details
Name: | geo_FederalImmigrationDetaineeMinimumAllowancePerDay
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Leased facilities accumulated depreciation. + References No definition available. + Details
Name: | geo_LeasedFacilitiesAccumulatedDepreciation
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Lessor operating lease expiration period. + References No definition available. + Details
Name: | geo_LessorOperatingLeaseExpirationPeriod
Namespace Prefix: | geo_
Data Type: | xbrli:gYearMonthItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of lease facilities. + References No definition available. + Details
Name: | geo_NumberOfLeaseFacilities
Namespace Prefix: | geo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Payment of estimated liability related to assessment for audited period. + References No definition available. + Details
Name: | geo_PaymentOfEstimatedLiabilityRelatedToAssessmentForAuditedPeriod
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Remaining capital required for existing active capital projects. + References No definition available. + Details
Name: | geo_RemainingCapitalRequiredForExistingActiveCapitalProjects
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Unrecognized tax benefits interest deduction for shares issued. + References No definition available. + Details
Name: | geo_UnrecognizedTaxBenefitsInterestDeductionForSharesIssued
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)(a)(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481139/470-20-50-1B + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The sum of the amounts of estimated penalties and interest recognized in the period arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15 + Details
Name: | us-gaap_IncomeTaxExaminationPenaltiesAndInterestExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-5 + Details
Name: | us-gaap_LeaseIncome
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Term of lessor's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-3 + Details
Name: | us-gaap_LessorOperatingLeaseRenewalTerm
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-3 + Details
Name: | us-gaap_LessorOperatingLeaseTermOfContract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of damages awarded to the plaintiff in the legal matter. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-4 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483076/450-20-50-9 + Details
Name: | us-gaap_LossContingencyDamagesAwardedValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 217 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-217 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15A Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org/1943274/2147482525/740-10-45-10B + Details
Name: | us-gaap_UnrecognizedTaxBenefits
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=geo_SixPointFiveZeroPercentExchangeableSeniorNotesDue2026Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseContractualTermAxis=geo_MonthToMonthTermOfContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseContractualTermAxis=geo_TermOfContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseContractualTermAxis=geo_SixtySixMonthsTermOfContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LeaseContractualTermAxis=geo_TwentyYearsTermOfContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |