XML 81 R66.htm IDEA: XBRL DOCUMENT
v3.20.4

Contract Receivable (Details) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 USD ($) bed | Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Contract receivable | $ 396,647 | $ 366,697
Ravenhall |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Contract receivable | $ 402,900 |
Loan issued, interest rate | 8.97% |
Department of Justice, State of Victoria | Facility Constructions and Design |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Number of beds in detention facility | bed | 1,300 |
Facility operation contract term | 25 years |

X
- Definition Contract Term, Operation Of Facility + References No definition available. + Details
Name: | geo_ContractTermOperationOfFacility
Namespace Prefix: | geo_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Contract Work In Process, Noncurrent + References No definition available. + Details
Name: | geo_ContractWorkInProcessNoncurrent
Namespace Prefix: | geo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Number of beds in detention facility + References No definition available. + Details
Name: | geo_NumberofBedsinDetentionFacility
Namespace Prefix: | geo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Yield on the receivable, on which interest has been imputed, as calculated from its issuance value or purchase price. The calculated effective interest rate considers factors such as the issued face value or price paid for the receivable, the time period between payments, and the time until maturity [full receipt] of the receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=119993939&loc=d3e28551-108399 + Details
Name: | us-gaap_ReceivableWithImputedInterestEffectiveYieldInterestRate
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | srt_CounterpartyNameAxis=geo_DepartmentOfJusticeStateOfVictoriaMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=geo_FacilityConstructionsAndDesignMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |