TRANSGLOBE ENERGY CORP (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

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6 Document Type Concept (Submission Type) For Period dei:DocumentType
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13 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
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21 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
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24 Selling costs Concept (Monetary) For Period Debit ifrs-full:SellingExpense
25 General and administrative Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
26 Foreign exchange (gain) loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
27 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
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42 Diluted (in dollars per share) Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
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49 Restricted cash Concept (Monetary) As Of Debit ifrs-full:CurrentRestrictedCashAndCashEquivalents
50 Accounts receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
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52 Prepaids and other Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaymentsAndOtherCurrentAssets
53 Product inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
54 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
55 Non-Current Abstract ifrs-full:NoncurrentAssetsAbstract
56 Non-current derivative financial assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
57 Intangible exploration and evaluation assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
58 Petroleum and natural gas assets Concept (Monetary) As Of Debit ifrs-full:OilAndGasAssets
59 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherPropertyPlantAndEquipment
60 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
61 Assets Concept (Monetary) As Of Debit ifrs-full:Assets
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64 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
65 Convertible debentures Concept (Monetary) As Of Credit tga:DebenturesIssued
66 Derivative commodity contracts Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
67 Current portion of note payable Concept (Monetary) As Of Credit tga:CurrentNotesIssuedAndCurrentPortionOfNoncurrentNotesIssued
68 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
69 Non-Current Abstract ifrs-full:NoncurrentLiabilitiesAbstract
70 Derivative commodity contracts Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
71 Note payable Concept (Monetary) As Of Credit tga:NonCurrentPortionOfNonCurrentNotesPayable
72 Long-term debt Concept (Monetary) As Of Credit tga:NonCurrentPortionofNonCurrentBorrowingsExcludingNotesIssued
73 Asset retirement obligation Concept (Monetary) As Of Credit ifrs-full:LongtermProvisionForDecommissioningRestorationAndRehabilitationCosts
74 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
75 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
76 Liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
77 SHAREHOLDERS’ EQUITY Abstract ifrs-full:EquityAbstract
78 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
79 Accumulated other comprehensive income (loss) Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
80 Contributed surplus Concept (Monetary) As Of Credit tga:ContributedSurplus
81 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
82 Equity Concept (Monetary) As Of Credit ifrs-full:Equity
83 Equity and liabilities Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
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89 Accumulated Other Comprehensive Income [member] Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
90 Contributed Surplus [member] Member ifrs-full:AdditionalPaidinCapitalMember
91 Retained Earnings [member] Member ifrs-full:RetainedEarningsMember
92 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
93 Balance, beginning of year Concept (Monetary) As Of Credit ifrs-full:Equity
94 Currency translation adjustment Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
95 Share-based compensation expense Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
96 Net earnings (loss) Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
97 Dividends paid, ordinary shares Concept (Monetary) For Period Debit ifrs-full:DividendsPaidOrdinaryShares
98 Balance, end of year Concept (Monetary) As Of Credit ifrs-full:Equity
99 1004000 - Statement - Consolidated Statements of Cash Flows Network

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101 Statement of cash flows [abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
102 OPERATING Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
103 Net earnings (loss) Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
104 Adjustments for: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
105 Depletion, depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
106 Asset retirement obligation accretion Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseInOtherProvisionsArisingFromPassageOfTime
107 Deferred lease inducement Concept (Monetary) For Period Credit tga:AdjustmentsForDeferredRentExpense
108 Impairment loss Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
109 Stock-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
110 Finance costs Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFinanceCosts
111 Unrealized (gain) loss on financial instruments Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForFairValueGainsLosses
112 Unrealized loss on foreign currency translation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
113 Gains (losses) on disposals of non-current assets Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfNoncurrentAssets
114 Asset retirement obligations settled Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForProvisions
115 Changes in non-cash working capital Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInWorkingCapital
116 Net cash generated by operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
117 INVESTING Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
118 Additions to intangible exploration and evaluation assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfExplorationAndEvaluationAssets
119 Additions to petroleum and natural gas assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfOilAndGasAssets
120 Additions to other assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities
121 Proceeds from asset dispositions Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
122 Changes in restricted cash Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInDecreaseIncreaseInRestrictedCashAndCashEquivalents
123 Changes in non-cash working capital Concept (Monetary) For Period Credit tga:IncreaseDecreaseInWorkingCapitalInvestingActivities
124 Net cash used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
125 FINANCING Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
126 Interest paid Concept (Monetary) For Period Credit tga:RepaymentsOfNotesIssuedClassifiedAsFinancingActivities
127 Interest paid Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsFinancingActivities
128 Increases in long-term debt Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
129 Repayment of convertible debentures Concept (Monetary) For Period Credit tga:RepaymentsOfDebenturesIssuedClassifiedAsFinancingActivities
130 Repayments of borrowings, classified as financing activities Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
131 Dividends paid, classified as financing activities Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
132 Changes in non-cash working capital Concept (Monetary) For Period Credit tga:IncreaseDecreaseinWorkingCapitalFinancingActivities
133 Net cash used in financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
134 Currency translation differences relating to cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
135 NET INCREASE IN CASH AND CASH EQUIVALENTS Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
136 CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
137 CASH AND CASH EQUIVALENTS, END OF YEAR Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
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283 Carrying value and fair value of financial liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialLiabilitiesExplanatory
284 Schedule of outstanding derivative commodity contract positions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory
285 Schedule of loss on financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory
286 Credit risk related to trade receivables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedExplanatory
287 Information about credit quality of neither past due nor impaired financial assets [text block] Concept (Text Block (HTML)) For Period ifrs-full:InformationAboutCreditQualityOfNeitherPastDueNorImpairedFinancialAssets
288 Disclosure of maturity analysis for non-derivative financial liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:MaturityAnalysisForNonderivativeFinancialLiabilities
289 Disclosure of objectives, policies and processes for managing capital [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory
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303 2346301 - Disclosure - Intangible Exploration and Evaluation Assets (Tables) Network

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308 Implied Table Table

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311 2352301 - Disclosure - Asset Retirement Obligation (Tables) Network

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315 2361301 - Disclosure - Long-term Debt (Tables) Network

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316 Implied Table Table

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319 2367301 - Disclosure - Commitments and Contingencies Commitments and Contingencies (Tables) Network

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323 2373301 - Disclosure - Share Capital (Tables) Network

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324 Implied Table Table

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334 2382301 - Disclosure - Dividends Dividends (Tables) Network

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337 Dividends [Table Text Block] Concept (Text Block (HTML)) For Period tga:DividendsTableTextBlock
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347 Implied Table Table

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350 2394301 - Disclosure - Supplemental Cash flow Information (Tables) Network

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353 Changes in non-cash working capital Concept (Text Block (HTML)) For Period tga:ScheduleOfCashFlowSupplementalDisclosures1TableTextBlock
354 2407402 - Disclosure - Significant Accounting Policies (Details) Network

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400 2419402 - Disclosure - Financial Instruments and Risk Management - Carrying Value and Fair Value of Financial Assets and Liabilities (Details) Network

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401 Disclosure of detailed information about financial instruments [table] Table

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413 Financial assets at fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
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416 2419403 - Disclosure - Financial Instruments and Risk Management - Narrative (Details) Network

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470 2419404 - Disclosure - Financial Instruments and Risk Management - Schedule of Derivative Commodity Contract Positions (Details) Network

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471 Disclosure of detailed information about hedging instruments [table] Table

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501 2419405 - Disclosure - Financial Instruments and Risk Management - Schedule of Loss on Financial Instruments (Details) Network

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511 2419406 - Disclosure - Financial Instruments and Risk Management - Credit Risk Relates to Trade Receivables (Details) Network

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530 2419407 - Disclosure - Financial Instruments and Risk Management - Contractual Maturities of Financial Liabilities (Details) Network

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549 2419409 - Disclosure - Financial Instruments and Risk Management - Capital Disclosures (Details) Network

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560 2425402 - Disclosure - Finance Revenue and Costs (Details) Network

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561 Disclosure of detailed information about borrowings [table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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568 Borrowing base facility [member] Member tga:BorrowingBaseFacilityMember
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572 Interest on borrowings Concept (Monetary) For Period Debit ifrs-full:InterestExpense
573 Amortization of deferred financing costs Concept (Monetary) For Period Debit tga:AmortizationOfDebtIssuanceCosts1
574 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
575 2428401 - Disclosure - Selling Costs (Details) Network

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 http://trans-globe.com/role/SellingCostsDetails
576 Implied Table Table

*

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577 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
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579 2431402 - Disclosure - Cash and Cash Equivalents (Details) Network

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 http://trans-globe.com/role/CashAndCashEquivalentsDetails
580 Implied Table Table

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583 Cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashEquivalents
584 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
585 2434401 - Disclosure - Accounts Receivable (Details) Network

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*

 http://trans-globe.com/role/AccountsReceivableDetails
586 Implied Table Table

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 implied:Table
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590 Accounts receivable balance as a guarantee to support work commitments Concept (Monetary) As Of Debit tga:ReceivablesUsedAsGuarantee
591 2440401 - Disclosure - Product Inventory (Details) Network

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 srt:ProvedDevelopedAndUndevelopedOilAndGasReserveQuantitiesTable
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 http://trans-globe.com/role/IncomeTaxesDeferredTaxRollforwardDetails
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 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
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620 2443403 - Disclosure - Income Taxes - Narrative (Details) Network

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 http://trans-globe.com/role/IncomeTaxesNarrativeDetails
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 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
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632 Average effective tax rate Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
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 http://trans-globe.com/role/IncomeTaxesReconciliationOfIncomeTaxExpenseDetails
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*

*

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643 2446402 - Disclosure - Intangible Exploration and Evaluation Assets - Detailed Information About Intangible Assets (Details) Network

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 http://trans-globe.com/role/IntangibleExplorationAndEvaluationAssetsDetailedInformationAboutIntangibleAssetsDetails
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*

 ifrs-full:DisclosureOfIntangibleAssetsTable
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655 2446403 - Disclosure - Intangible Exploration and Evaluation Assets - Narrative (Details) Network

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*

 http://trans-globe.com/role/IntangibleExplorationAndEvaluationAssetsNarrativeDetails
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*

*

 ifrs-full:DisclosureOfIntangibleAssetsTable
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667 South Ghazalat [Member] Member tga:SouthGhazalatMember
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680 2449402 - Disclosure - Property and Equipment - Reconciliation of Property and Equipment Assets (Details) Network

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*

 http://trans-globe.com/role/PropertyAndEquipmentReconciliationOfPropertyAndEquipmentAssetsDetails
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*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
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703 Balance at end of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
704 2449403 - Disclosure - Property and Equipment - Narrative (Details) Network

*

*

 http://trans-globe.com/role/PropertyAndEquipmentNarrativeDetails
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*

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 implied:Table
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709 2452402 - Disclosure - Asset Retirement Obligation - Asset Retirement Obligation Rollforward (Details) Network

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*

 http://trans-globe.com/role/AssetRetirementObligationAssetRetirementObligationRollforwardDetails
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*

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 ifrs-full:DisclosureOfOtherProvisionsTable
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723 2452403 - Disclosure - Asset Retirement Obligation - Narrative (Details) Network

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*

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 ifrs-full:DisclosureOfContingentLiabilitiesTable
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737 2458401 - Disclosure - Accounts Payable and Accrued Liabilities (Details) Network

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*

 http://trans-globe.com/role/AccountsPayableAndAccruedLiabilitiesDetails
738 Implied Table Table

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 implied:Table
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740 Current payables due to related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
741 2461402 - Disclosure - Long-term Debt - Schedule of Outstanding Long-term Debt (Details) Network

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 http://trans-globe.com/role/LongTermDebtScheduleOfOutstandingLongTermDebtDetails
742 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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757 2461403 - Disclosure - Long-term Debt - Long-term Debt Rollforward (Details) Network

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*

 http://trans-globe.com/role/LongTermDebtLongTermDebtRollforwardDetails
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*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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772 2461404 - Disclosure - Long-term Debt - Prepayment Agreement (Details) Network

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*

 http://trans-globe.com/role/LongTermDebtPrepaymentAgreementDetails
773 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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787 2461405 - Disclosure - Long-term Debt - Narrative (Details) Network

*

*

 http://trans-globe.com/role/LongTermDebtNarrativeDetails
788 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
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823 Borrowings covenant, minimum cover ratio Concept (Pure) As Of tga:BorrowingsCovenantMinimumCoverRatio
824 Cover ratio Concept (Pure) As Of tga:CoverRatio
825 Maximum borrowing capacity Concept (Monetary) As Of Credit tga:LineOfCreditFacilityMaximumBorrowingCapacity1
826 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
827 Period to repay the difference in new borrowing base and borrowings outstanding Concept (xbrli:durationItemType) For Period tga:RepaymentTermAmountOfDifferencesInBorrowingBaseAndBorrowingsOutstanding
828 Period prior to maturity date to request extension of maturity date Concept (xbrli:durationItemType) For Period tga:BorrowingsMaturityTermExtensionRequestPeriodPriorToDueDate
829 Maturity extension term Concept (xbrli:durationItemType) For Period tga:BorrowingsMaturityExtensionTerm
830 Amortization of deferred financing costs Concept (Monetary) For Period Debit tga:AmortizationOfDebtIssuanceCosts1
831 Borrowings covenant, minimum working capital ratio Concept (Pure) As Of tga:BorrowingsCovenantMinimumWorkingCapitalRatio
832 Working capital ratio Concept (Pure) As Of tga:WorkingCapitalRatio
833 Borrowings covenant, maximum net debt to trailing cash flows ratio Concept (Pure) As Of tga:BorrowingsCovenantMaximumNetDebtToTrailingCashFlowsRatio
834 Net debt to trailing cash flows ratio Concept (Pure) As Of tga:NetDebtToTrailingCashFlowsRatio
835 Repayment of note payable Concept (Monetary) For Period Credit tga:RepaymentsOfNotesIssuedClassifiedAsFinancingActivities
836 Letters of credit outstanding Concept (Monetary) As Of Credit tga:LettersOfCreditOutstandingAmount1
837 2461406 - Disclosure - Long-term Debt - Estimate Future Debt Payments on Long-term Debt (Details) Network

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*

 http://trans-globe.com/role/LongTermDebtEstimateFutureDebtPaymentsOnLongTermDebtDetails
838 Disclosure of detailed information about borrowings [table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
839 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
840 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
841 Revolving Reserves-Based Lending Facility [Member] Member tga:RevolvingReservesBasedLendingFacilityMember
842 Prepayment agreement [member] Member tga:CrudeOilPrepaymentAgreementMember
843 Maturity [axis] Axis ifrs-full:MaturityAxis
844 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
845 2019 [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
846 2020 [member] Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
847 2021 [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
848 2022 [member] Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
849 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
850 Carrying amount [member] Member ifrs-full:CarryingAmountMember
851 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
852 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
853 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
854 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
855 2461407 - Disclosure - Long-term Debt - Reserves-Based Lending Facility (Details) Network

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*

 http://trans-globe.com/role/LongTermDebtReservesBasedLendingFacilityDetails
856 Disclosure of detailed information about borrowings [table] Table

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 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
857 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
858 Carrying amount [member] Member ifrs-full:CarryingAmountMember
859 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
860 Deferred Financing Costs [Member] Member tga:DeferredFinancingCostsMember
861 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
862 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
863 Revolving Reserves-Based Lending Facility [Member] Member tga:RevolvingReservesBasedLendingFacilityMember
864 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
865 Borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
866 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
867 2467402 - Disclosure - Commitments and Contingencies (Details) Network

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*

 http://trans-globe.com/role/CommitmentsAndContingenciesDetails
868 Disclosure of Commitments and Contingencies [Table] Table

*

*

 tga:DisclosureOfCommitmentsAndContingenciesTable
869 Maturity [axis] Axis ifrs-full:MaturityAxis
870 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
871 Not later than one year [member] Member ifrs-full:NotLaterThanOneYearMember
872 1-3 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanThreeYearsMember
873 Classes of financial liabilities [axis] Axis ifrs-full:ClassesOfFinancialLiabilitiesAxis
874 Financial liabilities, class [member] Member ifrs-full:FinancialLiabilitiesMember
875 Accounts payable and accrued liabilities [member] Member tga:AccountsPayableandAccruedLiabilities1Member
876 Office and equipment leases [member] Member ifrs-full:ContractAssetsMember
877 Long-term borrowings [member] Member ifrs-full:LongtermBorrowingsMember
878 Other non-current liabilities [Member] Member tga:OthernoncurrentliabilitiesMember
879 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
880 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
881 Subsidiaries [Member] Member srt:SubsidiariesMember
882 Subsidiaries [member] Member ifrs-full:SubsidiariesMember
883 Counterparties [axis] Axis ifrs-full:CounterpartiesAxis
884 Counterparties [member] Member ifrs-full:CounterpartiesMember
885 Egyptian General Petroleum Corporation [Member] Member tga:EgyptianGeneralPetroleumCorporationMember
886 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
887 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
888 TG NW Gharib Inc [member] Member tga:TGNWGharibIncMember
889 TG SW Gharib Inc [member] Member tga:TGSWGharibIncMember
890 South Ghazalat [Member] Member tga:SouthGhazalatMember
891 NW Sitra [member] Member tga:NWSitraMember
892 Disclosure of Commitments and Contingencies [Line Items] LineItems tga:DisclosureOfCommitmentsAndContingenciesLineItems
893 Derivative And Non-Derivative Financial Liabilities, Undiscounted Cash Flows Concept (Monetary) As Of Credit tga:DerivativeAndNonDerivativeFinancialLiabilitiesUndiscountedCashFlows
894 financial commitment amount Concept (Monetary) As Of Credit ifrs-full:ContractualCapitalCommitments
895 Number of wells in a work commitment made by entity Concept (Integer) For Period tga:CommitmentsMadeByEntityNumberofWells
896 Number area of 3-D seismic included in a work commitment made by entity Concept (num:areaItemType) For Period tga:CommitmentsMadeByEntityAreaof3DSeismicExploration
897 Exploration period in a work commitment Concept (xbrli:durationItemType) For Period tga:CommitmentsMadeByEntityExplorationPeriod
898 Extension to the initial exploration period Concept (xbrli:durationItemType) For Period tga:CommitmentsMadeByEntityExplorationPeriodExtension
899 Number of development leases Concept (Integer) For Period tga:NumberOfDevelopmentLeases
900 Payments of commitments to related party Concept (Monetary) For Period Credit tga:PaymentsOfCommitments
901 Performance bond issued Concept (Monetary) For Period Debit tga:PerformanceBond
902 Percentage of original exploration acreage relinquished Concept (Percent) For Period tga:PercentageOfExplorationAcreageRelinquished
903 Outstanding commitments made by entity Concept (Monetary) As Of Credit tga:OutstandingCommitmentsMadeByEntity
904 2473402 - Disclosure - Share Capital - Reconciliation of Number of Shares Issued (Details) Network

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*

 http://trans-globe.com/role/ShareCapitalReconciliationOfNumberOfSharesIssuedDetails
905 Implied Table Table

*

*

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906 Share Capital, Reserves And Other Equity Interest [Abstract] Abstract tga:ShareCapitalReservesAndOtherEquityInterestAbstract
907 Shares Abstract ifrs-full:ReconciliationOfNumberOfSharesOutstandingAbstract
908 Balance, beginning of year (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
909 Balance, end of year (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
910 Amount Abstract tga:ReconciliationofNumberofSharesOutstandingAmountAbstract
911 Balance, beginning and end of year Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
912 Balance, end of year Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
913 2476402 - Disclosure - Share-based Payments - Narrative (Details) Network

*

*

 http://trans-globe.com/role/ShareBasedPaymentsNarrativeDetails
914 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
915 Range [axis] Axis ifrs-full:RangeAxis
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917 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
918 Top of range [member] Member ifrs-full:TopOfRangeMember
919 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
920 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
921 Stock options [member] Member tga:EmployeeStockOption1Member
922 Deferred Share Units (DFU), Restricted Share Units and Performance Share Units [member] Member tga:DeferredShareUnitsDFURestrictedShareUnitsAndPerformanceShareUnitsMember
923 Restricted Share Units [member] Member tga:RestrictedShareUnitsMember
924 Performance Share Units [member] Member tga:PerformanceShareUnitsPSUMember
925 Deferred Share Units [member] Member tga:DeferredShareUnitsDFUMember
926 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
927 Shares authorized as a percentage of common shares outstanding from time to time Concept (Percent) As Of tga:NumberOfSharesAuthorisedInShareBasedPaymentArrangementAsAPercentageOfCommonSharesOutstanding
928 Share-based compensation expense from equity-settled arrangements Concept (Monetary) For Period Debit ifrs-full:ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets
929 Vesting period Concept (xbrli:durationItemType) For Period tga:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod2
930 Expiration period Concept (xbrli:durationItemType) For Period tga:ShareBasedCompensationArrangementByShareBasedPaymentAwardExpirationPeriod1
931 Number of share options exercised in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
932 Settled period from vesting dates Concept (xbrli:durationItemType) For Period tga:OtherEquityInstrumentsSettledPeriodUponVestedInShareBasedPaymentArrangement
933 Performance share units vested percentage Concept (Percent) As Of tga:ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingRightsPercentage1
934 Compensation expenses recorded in G&A Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
935 2476403 - Disclosure - Share-based Payments - Stock Options Outstanding and Exercisable (Details) Network

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*

 http://trans-globe.com/role/ShareBasedPaymentsStockOptionsOutstandingAndExercisableDetails
936 Implied Table Table

*

*

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937 Share-Based Payment Arrangements [Abstract] Abstract tga:ShareBasedPaymentArrangementsAbstract
938 Options outstanding, beginning of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
939 Granted (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
940 Cancelled / Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
941 Expired (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
942 Options outstanding, end of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
943 Option exercisable, end of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
944 Weighed-average exercise price, beginning of year (in CAD/share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
945 Weighted-average exercise price, granted (in CAD/share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
946 Weighted-average exercise price, cancelled/forfeited (in CAD/share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement
947 Weighted-average exercise price, expired (in CAD/share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement
948 Weighed-average exercise price, end of year (in CAD/share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
949 Weighted-average exercise price, exercisable end of year (in CAD/share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
950 2476404 - Disclosure - Share-based Payments - Range of Exercise Prices of Outstanding Shares (Details) Network

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*

 http://trans-globe.com/role/ShareBasedPaymentsRangeOfExercisePricesOfOutstandingSharesDetails
951 Disclosure of range of exercise prices of outstanding share options [table] Table

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*

 ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsTable
952 Ranges of exercise prices for outstanding share options [axis] Axis ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsAxis
953 Ranges of exercise prices for outstanding share options [member] Member ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsMember
954 2.16 - 2.17 [member] Member tga:ExercisePriceRangeOneMember
955 2.18 - 2.41 [member] Member tga:ExercisePriceRangeTwoMember
956 2.42 - 3.81 [member] Member tga:ExercisePriceRangeThreeMember
957 3.82 - 6.13 [member] Member tga:ExercisePriceRangeFourMember
958 6.14 - 7.26 [member] Member tga:ExercisePriceRangeFiveMember
959 Range [axis] Axis ifrs-full:RangeAxis
960 Ranges [member] Member ifrs-full:RangesMember
961 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
962 Top of range [member] Member ifrs-full:TopOfRangeMember
963 Disclosure of range of exercise prices of outstanding share options [line items] LineItems ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems
964 Exercise prices of outstanding share (in shares) Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
965 Number of options outstanding, end of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
966 Weighted-average remaining contractual life of options outstanding (in years) Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
967 Weighted-average exercise price of options outstanding (in CAD/share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
968 Number of share options exercisable, end of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
969 Weighted-average remaining contractual life of exercisable options (in years) Concept (Decimal) As Of tga:WeightedAverageRemainingContractualLifeOfExercisableShareOptions
970 Weighted-average exercise price, exercisable end of year (in CAD/share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
971 2476405 - Disclosure - Share-based Payments - Measurement of Fair Value of Share Options Granted (Details) Network

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*

 http://trans-globe.com/role/ShareBasedPaymentsMeasurementOfFairValueOfShareOptionsGrantedDetails
972 Implied Table Table

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973 Share-Based Payment Arrangements [Abstract] Abstract tga:ShareBasedPaymentArrangementsAbstract
974 Weighted average fair market value per option (C$) Concept (Monetary) For Period ifrs-full:WeightedAverageSharePriceShareOptionsGranted
975 Risk free interest rate (%) Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
976 Expected volatility (based on actual historical volatility) (%) Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
977 Dividend rate Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
978 Expected forfeiture rate (non-executive employees) (%) Concept (Percent) For Period tga:ExpectedForfeitureRateShareOptionsGranted
979 Suboptimal exercise factor Concept (Decimal) For Period tga:SuboptimalExerciseFactor
980 2476406 - Disclosure - Share-based Payments - Number of RSUs, PSUs and DSUs Outstanding (Details) Network

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*

 http://trans-globe.com/role/ShareBasedPaymentsNumberOfRsusPsusAndDsusOutstandingDetails
981 Disclosure of terms and conditions of share-based payment arrangement [table] Table

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*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
982 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
983 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
984 Restricted Share Units [member] Member tga:RestrictedShareUnitsMember
985 Performance Share Units [member] Member tga:PerformanceShareUnitsPSUMember
986 Deferred Share Units (DFU), Restricted Share Units and Performance Share Units [member] Member tga:DeferredShareUnitsDFURestrictedShareUnitsAndPerformanceShareUnitsMember
987 Deferred Share Units [member] Member tga:DeferredShareUnitsDFUMember
988 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
989 Units outstanding, beginning of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
990 Granted (in shares) Concept (Decimal) For Period ifrs-full:NumberOfInstrumentsOtherEquityInstrumentsGranted
991 Exercised (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
992 Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
993 Units outstanding, end of year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
994 Number of other equity instruments reinvested in share-based payment arrangement Concept (Decimal) For Period tga:Numberofotherequityinstrumentsreinvestedinsharebasedpaymentarrangement
995 2479401 - Disclosure - Per Share Amounts (Details) Network

*

*

 http://trans-globe.com/role/PerShareAmountsDetails
996 Implied Table Table

*

*

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997 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
998 Weighted-average number of shares outstanding (in shares) Concept (Shares) For Period ifrs-full:WeightedAverageShares
999 Diluted weighted-average number of shares outstanding (in shares) Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
1000 Antidilutive securities excluded from EPS calculation (in shares) Concept (Shares) For Period tga:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount1
1001 2482402 - Disclosure - Dividends (Details) Network

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*

 http://trans-globe.com/role/DividendsDetails
1002 Implied Table Table

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*

 implied:Table
1003 Interim Financial Reporting [Abstract] Abstract tga:InterimFinancialReportingAbstract
1004 Dividends recognised as distributions to owners of parent Concept (Share) For Period ifrs-full:DividendsRecognisedAsDistributionsToOwnersPerShare
1005 Dividends paid, ordinary shares per share Concept (Share) For Period ifrs-full:DividendsPaidOrdinarySharesPerShare
1006 2485402 - Disclosure - Related Party Disclosures (Details) Network

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*

 http://trans-globe.com/role/RelatedPartyDisclosuresDetails
1007 Disclosure of subsidiaries [table] Table

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*

 ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable
1008 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1009 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1010 TG Energy UK Ltd [Member] Member tga:TGEnergyUKLtdMember
1011 TransGlobe Petroleum International Inc [member] Member tga:TransGlobePetroleumInternationalIncMember
1012 TG Holdings Yemen Inc [member] Member tga:TGHoldingsYemenIncMember
1013 TransGlobe West Bakr Inc [member] Member tga:TransGlobeWestBakrIncMember
1014 TransGlobe West Gharib Inc [member] Member tga:TransGlobeWestGharibIncMember
1015 TG Holdings Egypt Inc [member] Member tga:TGHoldingsEgyptIncMember
1016 TG South Alamein Inc [member] Member tga:TGSouthAlameinIncMember
1017 TG South Mariut Inc [member] Member tga:TGSouthMariutIncMember
1018 TG South Alamein II Inc [member] Member tga:TGSouthAlameinIIIncMember
1019 TG Energy Marketing Inc [member] Member tga:TGEnergyMarketingIncMember
1020 TG NW Gharib Inc [member] Member tga:TGNWGharibIncMember
1021 TG SW Gharib Inc [member] Member tga:TGSWGharibIncMember
1022 TG SE Gharib Inc [member] Member tga:TGSEGharibIncMember
1023 TG Ghazalat Inc [member] Member tga:TGGhazalatIncMember
1024 TransGlobe Petroleum Egypt Inc [member] Member tga:TransGlobePetroleumEgyptIncMember
1025 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1026 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1027 Subsidiaries [member] Member ifrs-full:SubsidiariesMember
1028 Disclosure of subsidiaries [line items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
1029 Ownership interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
1030 2488402 - Disclosure - Compensation of Key Management Personnel (Details) Network

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*

 http://trans-globe.com/role/CompensationOfKeyManagementPersonnelDetails
1031 Implied Table Table

*

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1032 Related Party [Abstract] Abstract tga:RelatedPartyAbstract
1033 Salaries, incentives and short-term benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1034 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
1035 Key management personnel compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
1036 2491402 - Disclosure - Segmented Information - Narrative (Details) Network

*

*

 http://trans-globe.com/role/SegmentedInformationNarrativeDetails
1037 Implied Table Table

*

*

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1038 Operating Segments [Abstract] Abstract tga:OperatingSegmentsAbstract
1039 Number of reportable segment Concept (Integer) For Period tga:NumberofReportableSegments1
1040 Number of operating segments Concept (Integer) For Period tga:NumberofOperatingSegments1
1041 2491403 - Disclosure - Segmented Information - Operating Segments Earnings and Capital Expenditures (Details) Network

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*

 http://trans-globe.com/role/SegmentedInformationOperatingSegmentsEarningsAndCapitalExpendituresDetails
1042 Disclosure of operating segments [table] Table

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*

 ifrs-full:DisclosureOfOperatingSegmentsTable
1043 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
1044 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1045 Operating segments [member] Member ifrs-full:OperatingSegmentsMember
1046 Non-segment [member] Member ifrs-full:UnallocatedAmountsMember
1047 Segments [axis] Axis ifrs-full:SegmentsAxis
1048 Segments [member] Member ifrs-full:SegmentsMember
1049 Egypt [member] Member tga:EgyptSegmentMember
1050 Canada [member] Member tga:CanadaSegmentMember
1051 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1052 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
1053 Exploration and development [member] Member ifrs-full:TangibleExplorationAndEvaluationAssetsMember
1054 Property acquisition [member] Member ifrs-full:OilAndGasAssetsMember
1055 Corporate expenditures [member] Member tga:CorporateExpendituresMember
1056 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
1057 Revenue Abstract ifrs-full:RevenueAbstract
1058 Revenue from sale of crude oil Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfCrudeOil
1059 Revenue from sale of natural gas Concept (Monetary) For Period Credit ifrs-full:RevenueFromSaleOfNaturalGas
1060 Revenue from sale of NGLs Concept (Monetary) For Period Credit tga:RevenuefromsaleofNGLs
1061 Royalty expense Concept (Monetary) For Period Debit ifrs-full:RoyaltyExpense
1062 Petroleum and natural gas sales, net of royalties Concept (Monetary) For Period Credit tga:RevenueFromSaleOfOilAndGasProductsNetOfRoyaltyExpense
1063 Finance revenue Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
1064 Revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
1065 Segmented and non-segmented expenses (income) Abstract ifrs-full:ExpenseByNatureAbstract
1066 Production and operating Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
1067 Selling costs Concept (Monetary) For Period Debit ifrs-full:SellingExpense
1068 General and administrative Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
1069 Foreign exchange (gain) loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
1070 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
1071 Depletion, depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1072 Asset retirement obligation accretion Concept (Monetary) For Period Debit ifrs-full:ExpenseDueToUnwindingOfDiscountOnProvisions
1073 Loss on financial instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss
1074 Impairment loss Concept (Monetary) For Period Debit ifrs-full:ImpairmentLoss
1075 Gain on disposition of assets Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfNoncurrentAssets
1076 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1077 NET EARNINGS (LOSS) Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
1078 Capital expenditures Concept (Monetary) For Period Debit ifrs-full:AdditionsToNoncurrentAssets
1079 2491405 - Disclosure - Segmented Information - Segment Assets and Liabilities (Details) Network

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1080 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
1081 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
1082 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1083 Operating segments [member] Member ifrs-full:OperatingSegmentsMember
1084 Non-segment [member] Member ifrs-full:UnallocatedAmountsMember
1085 Segments [axis] Axis ifrs-full:SegmentsAxis
1086 Segments [member] Member ifrs-full:SegmentsMember
1087 Egypt [member] Member tga:EgyptSegmentMember
1088 Canada [member] Member tga:CanadaSegmentMember
1089 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
1090 Assets Abstract ifrs-full:AssetsAbstract
1091 Accounts receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1092 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:DerivativeFinancialAssets
1093 Intangible exploration and evaluation assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1094 Petroleum and natural gas assets Concept (Monetary) As Of Debit ifrs-full:OilAndGasAssets
1095 Other assets, property and equipment Concept (Monetary) As Of Debit ifrs-full:OtherPropertyPlantAndEquipment
1096 Other assets Concept (Monetary) As Of Debit ifrs-full:OtherAssets
1097 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1098 Assets Concept (Monetary) As Of Debit ifrs-full:Assets
1099 Liabilities Abstract ifrs-full:LiabilitiesAbstract
1100 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
1101 Long-term note payable, including the current portion Concept (Monetary) As Of Credit tga:CurrentAndNonCurrentNotePayable
1102 Derivative commodity contracts Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
1103 Long-term debt Concept (Monetary) As Of Credit tga:NonCurrentPortionofNonCurrentBorrowingsExcludingNotesIssued
1104 Asset retirement obligation Concept (Monetary) As Of Credit ifrs-full:LongtermProvisionForDecommissioningRestorationAndRehabilitationCosts
1105 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1106 Liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
1107 2494402 - Disclosure - Supplemental Cash flow Information (Details) Network

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 http://trans-globe.com/role/SupplementalCashFlowInformationDetails
1108 Implied Table Table

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 implied:Table
1109 Cash Flow Statement [Abstract] Abstract tga:CashFlowStatementAbstract
1110 Operating Activities Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
1111 (Increase) decrease in current assets Abstract tga:IncreaseDecreaseinCurrentAssetsAbstract
1112 Accounts receivable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables
1113 Prepaids and other Concept (Monetary) For Period Debit tga:AdjustmentsForDecreaseIncreaseInCurrentPrepaymentsAndOtherCurrentAssets
1114 Product inventory Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
1115 Increase (decrease) in current liabilities Abstract tga:IncreaseDecreaseinCurrentLiabilitiesAbstract
1116 Increase (decrease) in accounts payable and accrued liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
1117 Other long-term liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities
1118 Change in non-cash working capital Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInWorkingCapital
1119 Investing Activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
1120 Prepaids and other Concept (Monetary) For Period Debit tga:AdjustmentsForDecreaseIncreaseInCurrentPrepaymentsAndOtherCurrentAssetsInvestingActivities
1121 Accounts payable and accrued liabilities Concept (Monetary) For Period Debit tga:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayablesInvestingActivities
1122 Increase (Decrease) In Working Capital, Investing Activities Concept (Monetary) For Period Credit tga:IncreaseDecreaseInWorkingCapitalInvestingActivities
1123 Financing Activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
1124 Accounts payable and accrued liabilities Concept (Monetary) For Period Debit tga:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayablesFinancingActivities
1125 Changes in non-cash working capital Concept (Monetary) For Period Credit tga:IncreaseDecreaseinWorkingCapitalFinancingActivities
1126 2497403 - Disclosure - Events After The Reporting Period Events After the Reporting Period (Details) Network

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 http://trans-globe.com/role/EventsAfterReportingPeriodEventsAfterReportingPeriodDetails
1127 Implied Table Table

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 implied:Table
1128 Disclosure of events after reporting period [Abstract] Abstract tga:DisclosureofeventsafterreportingperiodAbstract
1129 Description of nature of non-adjusting event after reporting period Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfNoncurrentBorrowings
1130 Dividends proposed or declared before financial statements authorised for issue but not recognised as distribution to owners Concept (Monetary) For Period ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners

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