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Note 7 - Crude Oil, Natural Gas and NGLs Properties and Equipment - Contract Terms (Details) | 6 Months Ended
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Jun. 30, 2023 MMBbls
Merged Concession [Member] |  |
Year acquired (1) | 2020 | [1]
Development (Year) | 5 years |
Maximum cost oil | 40.00% |
Excess cost oil - Contractor | 15.00% |
Operating | 100.00% |
Capital | 6.00% |
Contractor | 30.00% |
Government | 70.00% |
Merged Concession [Member] | Minimum [Member] |  |
Production Tranche (MBopd) (Million Barrels of Oil) | 0 |
Merged Concession [Member] | Maximum [Member] |  |
Production Tranche (MBopd) (Million Barrels of Oil) | 25 |
Egyptian General Petroleum Corporation (EGPC), South Ghazalat Concession Agreement [Member] |  |
Year acquired (1) | 2013 | [1]
Development (Year) | 25 years |
Maximum cost oil | 25.00% |
Excess cost oil - Contractor | 5.00% |
Operating | 100.00% |
Capital | 5.00% |
Contractor | 17.00% |
Government | 83.00% |
Egyptian General Petroleum Corporation (EGPC), South Ghazalat Concession Agreement [Member] | Minimum [Member] |  |
Production Tranche (MBopd) (Million Barrels of Oil) | 0 |
Egyptian General Petroleum Corporation (EGPC), South Ghazalat Concession Agreement [Member] | Maximum [Member] |  |
Production Tranche (MBopd) (Million Barrels of Oil) | 5 |
[1] | Represents the year acquired by TransGlobe, prior to the Arrangement.

X
- Definition The percent capital depreciation per quarter. + References No definition available. + Details
Name: | egy_CapitalDepreciationPerQuarterPercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The term of concession agreements. + References No definition available. + Details
Name: | egy_ConcessionAgreementTerm
Namespace Prefix: | egy_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition The concession production tranche. + References No definition available. + Details
Name: | egy_ConcessionProductionTranche
Namespace Prefix: | egy_
Data Type: | dtr-types:volumeItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percent contractor production oil share. + References No definition available. + Details
Name: | egy_ContractorProductionOilSharePercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The year development was acquired. + References No definition available. + Details
Name: | egy_DevelopmentYearAcquired
Namespace Prefix: | egy_
Data Type: | xbrli:gYearItemType
Balance Type: | na
Period Type: | duration

X
- Definition The percent to contractor of excess cost oil. + References No definition available. + Details
Name: | egy_ExcessCostOilContractorPercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percent government production oil sharing. + References No definition available. + Details
Name: | egy_GovernmentProductionOilSharingPercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Related to the percent maximum oil cost. + References No definition available. + Details
Name: | egy_MaximumOilCostPercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The percent operating depreciation per quarter. + References No definition available. + Details
Name: | egy_OperatingDepreciationPerQuarterPercent
Namespace Prefix: | egy_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=egy_MergedConcessionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_TypeOfArrangementAxis=egy_EgyptianGeneralPetroleumCorporationEGPCSouthGhazalatConcessionAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |