XML 96 R80.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Financial Instruments (Details) - USD ($) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Feb. 04, 2019 | Dec. 31, 2017
Liabilities: |  |  |
Accounts receivable, transferred to third party | $ 6,900 |  |
Proceeds from sale and collection of receivables | 6,900 |  |
Recurring |  |  |
Restricted investments: |  |  |
Rabbi Trust | 20,892 |  | $ 20,763
Fixed income securities | 1,801 |  | 1,902
Recurring | Quoted Prices in Active Markets (Level 1) |  |  |
Restricted investments: |  |  |
Rabbi Trust | 0 |  | 0
Fixed income securities | 0 |  | 0
Recurring | Significant Other Observable Inputs (Level 2) |  |  |
Restricted investments: |  |  |
Rabbi Trust | 20,892 |  | 20,763
Fixed income securities | 1,801 |  | 1,902
Recurring | Significant Unobservable Inputs (Level 3) |  |  |
Restricted investments: |  |  |
Rabbi Trust | 0 |  | 0
Fixed income securities | 0 |  | 0
Interest Rate Swap | Recurring |  |  |
Liabilities: |  |  |
Interest rate swap derivative liability | 8,638 |  | 13,992
Interest Rate Swap | Recurring | Quoted Prices in Active Markets (Level 1) |  |  |
Liabilities: |  |  |
Interest rate swap derivative liability | 0 |  | 0
Interest Rate Swap | Recurring | Significant Other Observable Inputs (Level 2) |  |  |
Liabilities: |  |  |
Interest rate swap derivative liability | 8,638 |  | 13,992
Interest Rate Swap | Recurring | Significant Unobservable Inputs (Level 3) |  |  |
Liabilities: |  |  |
Interest rate swap derivative liability | $ 0 |  | $ 0
Subsequent Event |  |  |
Liabilities: |  |  |
Accounts receivable, transferred to third party |  | $ 3,000 |

X
- Definition Accounts Receivable, Transferred To Third Party + References No definition available. + Details
Name: | geo_AccountsReceivableTransferredToThirdParty
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Rabbi trust. + References No definition available. + Details
Name: | geo_RabbiTrust
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=109250915&loc=d3e13433-108611 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313 + Details
Name: | us-gaap_DerivativeLiabilities
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value of investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27232-111563 + Details
Name: | us-gaap_HeldToMaturitySecuritiesFairValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The cash inflow associated with the proceeds from sale and collection of receivables during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleAndCollectionOfReceivables
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RestrictedCashAndInvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateSwapMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |