Entree Resources Ltd. (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 1001 - Document - Document and Entity Information Network

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2 Implied Table Table

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3 Document and Entity Information [Abstract] Abstract egi:DocumentAndEntityInformationAbstract
4 Document Type Concept (Submission Type) For Period dei:DocumentType
5 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
6 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
7 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
8 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
9 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
10 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
11 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
12 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
13 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
14 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
15 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
16 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
17 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
18 Entity Shell Company Concept (Yes/No) For Period dei:EntityShellCompany
19 Entity Emerging Growth Company Concept (Yes/No) For Period dei:EntityEmergingGrowthCompany
20 1002 - Statement - Consolidated Statements of Financial Position Network

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21 Statement [Table] Table

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22 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
23 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
24 Statement [Line Items] LineItems us-gaap:StatementLineItems
25 Assets Abstract ifrs-full:AssetsAbstract
26 Current assets Abstract ifrs-full:CurrentAssetsAbstract
27 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
28 Investments Concept (Monetary) As Of Debit ifrs-full:CurrentInvestments
29 Receivables and prepaid expenses Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaymentsAndCurrentAccruedIncome
30 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
31 Non-current assets Abstract ifrs-full:NoncurrentAssetsAbstract
32 Property and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
33 Mineral property interests Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
34 Long-term investments Concept (Monetary) As Of Debit ifrs-full:InvestmentAccountedForUsingEquityMethod
35 Reclamation deposits and other Concept (Monetary) As Of Debit egi:ReclamationDepositsAndOtherNonCurrentAssets
36 Non current Assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
37 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
38 Liabilities Abstract ifrs-full:LiabilitiesAbstract
39 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
40 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
41 Current Liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
42 Non-current liabilities Abstract ifrs-full:NoncurrentLiabilitiesAbstract
43 Other deferred liabilities Concept (Monetary) As Of Credit egi:OtherDeferredLiabilitiesNonCurrent
44 Loan payable to Oyu Tolgoi LLC Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
45 Deferred revenue Concept (Monetary) As Of Credit ifrs-full:DeferredIncomeClassifiedAsNoncurrent
46 Deferred income tax Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
47 Non current Liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
48 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
49 Shareholders' equity (deficiency) Abstract ifrs-full:EquityAbstract
50 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
51 Share subscriptions received in advance Concept (Monetary) As Of Credit egi:ShareSubscriptionsReceivedInAdvance
52 Reserves Concept (Monetary) As Of Credit ifrs-full:OtherReserves
53 Accumulated other comprehensive income (loss) Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
54 Deficit Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
55 Total shareholders' equity (deficiency) Concept (Monetary) As Of Credit ifrs-full:Equity
56 Total liabilities and shareholders' equity (deficiency) Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
57 1003 - Statement - Consolidated Statements of Comprehensive Loss Network

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58 Implied Table Table

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59 Consolidated Statements of Comprehensive Loss Abstract egi:DisclosureOfConsolidatedStatementsOfComprehensiveLossAbstract
60 Expenses Abstract ifrs-full:ExpenseByNatureAbstract
61 Exploration Concept (Monetary) For Period Debit ifrs-full:ExpenseArisingFromExplorationForAndEvaluationOfMineralResources
62 General and administrative Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
63 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
64 Depreciation Concept (Monetary) For Period Debit egi:DepreciationExpenses
65 Other Concept (Monetary) For Period Debit egi:OtherExpenseIncomeNet
66 Operating loss Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
67 Unrealized loss on investments Concept (Monetary) For Period Debit egi:UnrealizedLossOnInvestments
68 Foreign exchange loss (gain) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
69 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
70 Interest expense Concept (Monetary) For Period Credit ifrs-full:InterestRevenueExpense
71 Loss from equity investee Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
72 Deferred revenue finance costs Concept (Monetary) For Period Debit egi:DeferredRevenueFinanceCosts
73 Gain on sale of mineral property interest Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
74 Loss on the Arrangement Concept (Monetary) For Period Debit egi:GainLossOnArrangement
75 Loss before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
76 Income tax recovery Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
77 Net loss from continuing operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromContinuingOperations
78 Discontinued operations Abstract egi:DiscontinuedOperationsAbstract
79 Net loss from discontinued operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromDiscontinuedOperations
80 Net loss for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
81 Other comprehensive (income) loss Abstract ifrs-full:OtherComprehensiveIncomeAbstract
82 Foreign currency translation adjustment Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
83 Total net loss and comprehensive loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
84 Net loss per common share Abstract ifrs-full:EarningsPerShareAbstract
85 Basic and fully diluted – continuing operations Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShareFromContinuingOperations
86 Basic and fully diluted – discontinued operations Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShareFromDiscontinuedOperations
87 Weighted average number of common shares outstanding Abstract ifrs-full:WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract
88 Basic and fully diluted (000's) Concept (Shares) For Period ifrs-full:WeightedAverageShares
89 Total common shares issued and outstanding (000's) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
90 1004 - Statement - Consolidated Statements of Changes in Shareholders' Equity (Deficiency) Network

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91 Statement [Table] Table

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92 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
93 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
94 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
95 Equity [Member] Member ifrs-full:EquityMember
96 Share capital Member ifrs-full:IssuedCapitalMember
97 Reserves Member ifrs-full:OtherReservesMember
98 Accumulated other comprehensive income (loss) Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
99 Subscriptions received in advance Member egi:SubscriptionReceivedInAdvanceMember
100 Deficit Member ifrs-full:RetainedEarningsMember
101 Retrospective application and retrospective restatement [axis] Axis ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
102 Currently stated [member] Member ifrs-full:RestatedMember
103 Increase (decrease) due to changes in accounting policy required by IFRSs [member] Member ifrs-full:IncreaseDecreaseDueToChangesInAccountingPolicyRequiredByIFRSsMember
104 Statement [Line Items] LineItems us-gaap:StatementLineItems
105 Balance Concept (Monetary) As Of Credit ifrs-full:Equity
106 Balance (Shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
107 Net loss and comprehensive income (loss) Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
108 IFRS adjustments Concept (Monetary) For Period Credit ifrs-full:ChangesInEquity
109 Share-based compensation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
110 Transfer of net assets to Mason Resources Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughDisposalOfSubsidiary
111 Issuance of share capital – inducement bonus shares, value Concept (Monetary) For Period Credit egi:IncreasedecreaseInEquityThroughIssuanceOfShareCapitalInducementOfBonusSharesValue
112 Issuance of share capital – inducement bonus shares, shares Concept (Shares) For Period egi:IncreasedecreaseInEquityThroughIssuanceOfShareCapitalInducementOfBonusSharesSharesIssued
113 Issuance of share capital – private  placement, value Concept (Monetary) For Period Credit ifrs-full:IssueOfEquity
114 Issuance of share capital – private  placement, shares Concept (Shares) For Period egi:IssuanceOfShareCapitalNumberOfSharesIssuedInPrivatePlacement
115 Issuance of share capital – share options, value Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfOptions
116 Issuance of share capital – share options, shares Concept (Shares) For Period egi:IssuanceOfShareCapitalShareOptionsExercisedNumberOfSharesIssued
117 Balance Concept (Monetary) As Of Credit ifrs-full:Equity
118 Balance (Shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
119 1005 - Statement - Consolidated Statements of Cash Flows Network

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120 Statement [Table] Table

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121 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
122 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
123 Statement [Line Items] LineItems us-gaap:StatementLineItems
124 Cash flows used in operating activities Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
125 Net loss from continuing operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromContinuingOperations
126 Items not affecting cash: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
127 Depreciation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationExpense
128 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
129 Loss from equity investee Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod
130 Interest expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForInterestExpense
131 Income tax expense (recovery) Concept (Monetary) For Period Debit egi:DeferredIncomeTaxExpensesBenefit
132 Gain on sale of mining property interest Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
133 Unrealized loss on held-for-trading investments Concept (Monetary) For Period Debit egi:AdjustmentForUnrealizedLossOnInvestments
134 Unrealized foreign exchange losses (gains) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
135 Loss on the Arrangement Concept (Monetary) For Period Credit egi:GainLossOnTheArrrangementOfSaleOfSubsidiaries
136 Deferred revenue finance costs Concept (Monetary) For Period Debit egi:DeferredRevenueFinanceCosts
137 Other Concept (Monetary) For Period Debit ifrs-full:OtherAdjustmentsToReconcileProfitLoss
138 Cash Flows From Used In Operations Before Changes In Working Capital Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital
139 Changes in non-cash operating working capital: Abstract egi:ChangesInNonCashOperatingWorkingCapitalAbstract
140 Decrease (increase) in receivables and prepaid expenses Concept (Monetary) For Period Debit egi:AdjustmentsForDecreaseIncreaseInTradeReceivablesAndPrepaidExpenses
141 Increase in other assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets
142 Increase (decrease) in accounts payable and accruals Concept (Monetary) For Period Debit egi:AdjustmentsForIncreaseDecreaseInTradePayablesAndAccruals
143 Discontinued operations Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations
144 CashFlowsFromUsedInOperatingActivities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
145 Cash flows used in investing activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
146 Net cash outflow on sale of mining property interest Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
147 Purchase of equipment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
148 Cash paid in connection with the Arrangement Concept (Monetary) For Period Credit ifrs-full:PurchaseOfInterestsInInvestmentsAccountedForUsingEquityMethod
149 Cash Flows From Used In Investing Activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
150 Cash flows from financing activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
151 Proceeds from issuance of common shares – private placement Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfOrdinaryShares
152 Proceeds from issuance of common shares – share options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
153 Cash Flows From Used In Financing Activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
154 Decrease in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
155 Cash and cash equivalents - beginning of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
156 Effect of exchange rate changes on cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
157 Cash and cash equivalents - end of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
158 1006 - Statement - Consolidated Statements of Cash Flows (Cash and cash equivalents) Network

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159 Statement [Table] Table

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160 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
161 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
162 Statement [Line Items] LineItems us-gaap:StatementLineItems
163 Cash and cash equivalents is represented by: Abstract ifrs-full:CashAndCashEquivalentsAbstract
164 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
165 Cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashEquivalents
166 Total cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
167 1007 - Disclosure - Nature of operations Network

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168 Implied Table Table

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169 Disclosure of nature of operations [Abstract] Abstract egi:DisclosureOfNatureOfOperationsAbstract
170 Disclosure Of Nature Of Operations [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfNatureOfOperationsTextBlock
171 1008 - Disclosure - Basis of presentation and first-time adoption of IFRS Network

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172 Implied Table Table

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173 Disclosure of basis of presentation [Abstract] Abstract egi:DisclosureOfBasisOfPresentationAbstract
174 Disclosure of basis of preparation of financial statements [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
175 1009 - Disclosure - Use of estimates and judgements Network

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176 Implied Table Table

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177 Disclosure of accounting judgements and estimates [Abstract] Abstract egi:DisclosureOfAccountingJudgementsAndEstimatesAbstract
178 Disclosure of accounting judgements and estimates [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAccountingJudgementsAndEstimatesExplanatory
179 1010 - Disclosure - Significant accounting policies Network

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180 Implied Table Table

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181 Disclosure of summary of significant accounting policies explanatory [Abstract] Abstract egi:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatoryAbstract
182 Disclosure of significant accounting policies [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
183 1011 - Disclosure - Plan of arrangement and discontinued operations Network

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184 Implied Table Table

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185 Disclosure of discontinued operations [Abstract] Abstract egi:DisclosureOfDiscontinuedOperationsAbstract
186 Disclosure of discontinued operations [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDiscontinuedOperationsExplanatory
187 1012 - Disclosure - Investments Network

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188 Implied Table Table

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189 Disclosure of Investments [Abstract] Abstract egi:DisclosureOfInvestmentsAbstract
190 Disclosure of investments accounted for using equity method [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentsAccountedForUsingEquityMethodExplanatory
191 1013 - Disclosure - Property and equipment Network

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192 Implied Table Table

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193 Disclosure of detailed information about property, plant and equipment [abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
194 Disclosure of property, plant and equipment [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
195 1014 - Disclosure - Long-term investments Network

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196 Implied Table Table

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197 Disclosure of joint ventures [abstract] Abstract ifrs-full:DisclosureOfJointVenturesAbstract
198 Disclosure of joint ventures [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfJointVenturesExplanatory
199 1015 - Disclosure - Mineral property interests Network

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200 Implied Table Table

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201 Mineral Property [Abstract] Abstract egi:MineralPropertyAbstract
202 Mineral property Interest [taxt block] Concept (Text Block (HTML)) For Period egi:MineralPropertyInterestTextBlock
203 1016 - Disclosure - Loan payable to Oyu Tolgoi LLC Network

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204 Implied Table Table

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205 Borrowings [abstract] Abstract ifrs-full:BorrowingsAbstract
206 Disclosure of borrowings [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
207 1017 - Disclosure - Deferred revenue Network

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208 Implied Table Table

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209 Deferred Income Explanatory [Abstract] Abstract egi:DeferredIncomeExplanatoryAbstract
210 Disclosure of deferred income [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredIncomeExplanatory
211 1018 - Disclosure - Share capital Network

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212 Implied Table Table

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213 Disclosure of classes of share capital [abstract] Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
214 Disclosure of issued capital [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIssuedCapitalExplanatory
215 1019 - Disclosure - Segmented information Network

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216 Implied Table Table

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217 Disclosure of geographical areas [abstract] Abstract ifrs-full:DisclosureOfGeographicalAreasAbstract
218 Disclosure of Segmented information [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfSegmentedInformationTextBlock
219 1020 - Disclosure - Exploration costs Network

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220 Implied Table Table

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221 Exploration Cost [Abstract] Abstract egi:ExplorationCostAbstract
222 Exploration Cost [Text Block] Concept (Text Block (HTML)) For Period egi:ExplorationCostTextBlock
223 1021 - Disclosure - Income tax Network

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224 Implied Table Table

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225 Income tax [Abstract] Abstract egi:IncomeTaxAbstract
226 Disclosure of income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
227 1022 - Disclosure - Financial instruments Network

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228 Implied Table Table

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229 Disclosure of detailed information about financial instruments [abstract] Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
230 Disclosure of financial instruments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsExplanatory
231 1023 - Disclosure - Capital management Network

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232 Implied Table Table

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233 Disclosure Of Capital Management [Abstract] Abstract egi:DisclosureOfCapitalManagementAbstract
234 Disclosure Of Capital Management [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfCapitalManagementTextBlock
235 1024 - Disclosure - Supplemental cash flow information Network

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236 Implied Table Table

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237 Supplemental Cash Flow Information Explanatory [Abstract] Abstract egi:SupplementalCashFlowInformationExplanatoryAbstract
238 Supplemental Cash Flow Information Explanatory [Text Block] Concept (Text Block (HTML)) For Period egi:SupplementalCashFlowInformationExplanatoryTextBlock
239 1025 - Disclosure - Commitments and contingencies Network

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240 Implied Table Table

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241 Commitments and contingencies [Abstract] Abstract egi:CommitmentsAndContingenciesAbstract
242 Disclosure of commitments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsExplanatory
243 1026 - Disclosure - Related party transactions Network

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244 Implied Table Table

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245 Related Party Transactions [Abstract] Abstract ifrs-full:RelatedPartyTransactionsAbstract
246 Disclosure of transactions between related parties [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
247 1027 - Disclosure - First time adoption of IFRS Network

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248 Implied Table Table

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249 First time adoption of IFRS [Abstract] Abstract egi:FirstTimeAdoptionOfIFRSAbstract
250 Disclosure of first-time adoption [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFirstTimeAdoptionExplanatory
251 1028 - Disclosure - Subsequent events Network

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252 Implied Table Table

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253 Subsequent events [Abstract] Abstract egi:SubsequentEventssAbstract
254 Disclosure of non-adjusting events after reporting period [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodExplanatory
255 1029 - Disclosure - Significant accounting policies (Policies) Network

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256 Implied Table Table

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257 Disclosure of summary of significant accounting policies explanatory [Abstract] Abstract egi:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatoryAbstract
258 Disclosure of accounting policy for basis of consolidation [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfAccountingPolicyForBasisOfConsolidationTextBlock
259 Description of accounting policy for foreign currency translation [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
260 Description of accounting policy for financial instruments [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
261 Description of accounting policy for determining components of cash and cash equivalents [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
262 Description of accounting policy for exploration and evaluation expenditures [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForExplorationAndEvaluationExpenditures
263 Description of accounting policy for property, plant and equipment [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
264 Description of accounting policy for investment in associates and joint ventures [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory
265 Description of accounting policy for decommissioning, restoration and rehabilitation provisions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDecommissioningRestorationAndRehabilitationProvisionsExplanatory
266 Description of accounting policy for provisions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
267 Description of accounting policy for income tax [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
268 Description of accounting policy for share-based payment transactions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
269 Description of accounting policy for earnings per share [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
270 Description of accounting policy for transactions with related parties [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTransactionsWithRelatedPartiesExplanatory
271 Description of accounting policy for warrants [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForWarrantsExplanatory
272 Description Of Accounting Policy For Changes In Accounting Principles [Text Block] Concept (Text Block (HTML)) For Period egi:DescriptionOfAccountingPolicyForChangesInAccountingPrinciplesTextBlock
273 Description of accounting policy for new standards not yet adopted [Text Block] Concept (Text Block (HTML)) For Period egi:DescriptionOfAccountingPolicyForNewStandardsNotYetAdoptedTextBlock
274 1030 - Disclosure - Plan of arrangement and discontinued operations (Tables) Network

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275 Implied Table Table

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276 Disclosure of discontinued operations [Abstract] Abstract egi:DisclosureOfDiscontinuedOperationsAbstract
277 Disclosure Of Fair Value Of Net Assets Distributed [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfFairValueOfNetAssetsDistributedTextBlock
278 Disclosure Of Reclassification To Net Loss From Discontinued Operation [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfReclassificationToNetLossFromDiscontinuedOperationTextBlock
279 1031 - Disclosure - Investments (Tables) Network

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280 Implied Table Table

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281 Disclosure of Investments [Abstract] Abstract egi:DisclosureOfInvestmentsAbstract
282 Fair Value Of Common Share [Table Text Block] Concept (Text Block (HTML)) For Period egi:FairValueOfCommonShareTableTextBlock
283 1032 - Disclosure - property and equipment (Tables) Network

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284 Implied Table Table

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285 Disclosure of detailed information about property, plant and equipment [abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
286 Disclosure of detailed information about property, plant and equipment [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
287 1033 - Disclosure - Mineral property interests (Tables) Network

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288 Implied Table Table

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289 Mineral Property [Abstract] Abstract egi:MineralPropertyAbstract
290 Gain Or Loss On sale of invetments [Text Block] Concept (Text Block (HTML)) For Period egi:GainOrLossOnSaleOfInvetmentsTextBlock
291 1034 - Disclosure - Share capital (Tables) Network

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292 Implied Table Table

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293 Disclosure of classes of share capital [abstract] Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
294 Disclosure of number and weighted average exercise prices of share options [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
295 Disclosure of range of exercise prices of outstanding share options [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsExplanatory
296 Disclosure of detailed information about options exercisable [Table Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutOptionsExercisableTableTextBlock
297 Disclosure of indirect measurement of fair value of goods or services received, share options granted during period [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory
298 Disclosure of Share purchase warrants [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfSharePurchaseWarrantsTextBlock
299 Schedule of fair value per share purchase warrant [Text Block] Concept (Text Block (HTML)) For Period egi:ScheduleOfFairValuePerSharePurchaseWarrantTextBlock
300 1035 - Disclosure - Segmented information (Tables) Network

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301 Implied Table Table

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302 Disclosure of operating segments [abstract] Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
303 Disclosure of geographical areas [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGeographicalAreasExplanatory
304 1036 - Disclosure - Exploration costs (Tables) Network

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305 Implied Table Table

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306 Exploration Cost [Abstract] Abstract egi:ExplorationCostAbstract
307 Disclosure of detailed information about Exploration Cost [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutExplorationCostTextBlock
308 1037 - Disclosure - Income tax (Tables) Network

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309 Implied Table Table

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310 Income tax [Abstract] Abstract egi:IncomeTaxAbstract
311 Disclosure of detailed information about income tax [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutIncomeTaxTextBlock
312 Disclosure of detailed information about current income tax [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutCurrentIncomeTaxTextBlock
313 Deferred Income Tax Reconciliation [Text Block] Concept (Text Block (HTML)) For Period egi:DeferredIncomeTaxReconciliationTextBlock
314 1038 - Disclosure - Financial instruments (Tables) Network

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315 Implied Table Table

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316 Disclosure of detailed information about financial instruments [abstract] Abstract ifrs-full:DisclosureOfFinancialInstrumentsAbstract
317 Disclosure of detailed information about financial instruments [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutFinancialInstrumentsExplanatory
318 Schedule Of Detailed Informatiion Of Foreign Exchange Risk [Text Block] Concept (Text Block (HTML)) For Period egi:ScheduleOfDetailedInformatiionOfForeignExchangeRiskTextBlock
319 1039 - Disclosure - Supplemental cash flow information (Tables) Network

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320 Implied Table Table

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321 Schedule of Detailed Information of Non Cash Investing Activities [Abstract] Abstract egi:ScheduleOfDetailedInformationOfNonCashInvestingActivitiesAbstract
322 Schedule of Detailed Information of Non Cash Investing Activities [Table Text Block] Concept (Text Block (HTML)) For Period egi:ScheduleOfDetailedInformationOfNonCashInvestingActivitiesTableTextBlock
323 1040 - Disclosure - Commitments and contingencies (Tables) Network

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324 Implied Table Table

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325 Commitments and contingencies [Abstract] Abstract egi:CommitmentsAndContingenciesAbstract
326 Disclosure of commitments and contingent liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory
327 1041 - Disclosure - Related party transactions (Tables) Network

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328 Implied Table Table

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329 Related Party Transactions [Abstract] Abstract ifrs-full:RelatedPartyTransactionsAbstract
330 Disclosure of detailed information about remuneration paid to related parties [text block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutRemunerationPaidToRelatedPartiesTextBlock
331 Disclosure of detailed information about related party transactions [text block] Concept (Text Block (HTML)) For Period egi:DisclosureOfDetailedInformationAboutRelatedPartyTransactionsTextBlock
332 1042 - Disclosure - First time adoption of IFRS (Tables) Network

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333 Implied Table Table

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334 First time adoption of IFRS [Abstract] Abstract egi:FirstTimeAdoptionOfIFRSAbstract
335 Disclosure And Detailed Information About Effect Of Adoption Of IFRS On Balance sheet [Text Block] Concept (Text Block (HTML)) For Period egi:DisclosureAndDetailedInformationAboutEffectOfAdoptionOfIFRSOnBalanceSheetTextBlock
336 Reconcilation of net loss and comprehensive loss [Text Block] Concept (Text Block (HTML)) For Period egi:ReconcilationOfNetLossAndComprehensiveLossTextBlock
337 1043 - Disclosure - Significant accounting policies (Details Textual) Network

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338 Statement [Table] Table

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341 Range [Axis] Axis ifrs-full:RangeAxis
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345 Maturity [axis] Axis ifrs-full:MaturityAxis
346 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
347 Retrospective application and retrospective restatement [axis] Axis ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
348 Currently stated [member] Member ifrs-full:RestatedMember
349 Increase (decrease) due to application of IFRS 15 [member] Member ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member
350 Statement [Line Items] LineItems us-gaap:StatementLineItems
351 Percentage of depreciation charged Concept (Percent) For Period egi:PercentageOfDepreciationCharged
352 Proportion of voting rights held in associate Concept (Percent) For Period ifrs-full:ProportionOfVotingPowerHeldInAssociate
353 Adjustments To Accumulated Deficit Concept (Monetary) For Period Debit egi:AdjustmentsToAccumulatedDeficit
354 1044 - Disclosure - Plan of arrangement and discontinued operations (Details) Network

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355 Statement [Table] Table

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360 Plan Of Arrangement [Member] Member egi:PlanOfArrangementMember
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363 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
364 Receivables and prepaids Concept (Monetary) As Of Debit egi:ReceivablesAndPrepaids
365 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
366 Non-current assets [abstract] Abstract ifrs-full:NoncurrentAssetsAbstract
367 Equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
368 Mineral property interest Concept (Monetary) As Of Debit egi:MineralPropertyInterest
369 Reclamation deposits and other Concept (Monetary) As Of Debit egi:ReclamationDepositsAndOther
370 Non current Assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
371 Current liabilities [abstract] Abstract ifrs-full:CurrentLiabilitiesAbstract
372 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
373 Non-current liabilities [abstract] Abstract ifrs-full:NoncurrentLiabilitiesAbstract
374 Deferred income taxes Concept (Monetary) As Of Credit egi:DeferedIncomeTax
375 Carry value of net assets Concept (Monetary) As Of Debit egi:CarryingValueOfNetAssets
376 Fair value of net assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
377 Loss on arrangement before adjustment Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome
378 Foreign currency translation adjustment Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
379 Loss on the Arrangement Concept (Monetary) For Period Debit egi:GainLossOnTheArrangement
380 1045 - Disclosure - Plan of arrangement and discontinued operations (Details 1) Network

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381 Statement [Table] Table

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384 Continuing and discontinued operations [axis] Axis ifrs-full:ContinuingAndDiscontinuedOperationsAxis
385 Continuing operations [member] Member ifrs-full:ContinuingOperationsMember
386 Discontinued operations [member] Member ifrs-full:DiscontinuedOperationsMember
387 Statement [Line Items] LineItems us-gaap:StatementLineItems
388 Expenses Abstract ifrs-full:ExpenseByNatureAbstract
389 Exploration Concept (Monetary) For Period Debit egi:Exploration
390 General and administrative Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
391 Depreciation Concept (Monetary) For Period Debit ifrs-full:DepreciationExpense
392 Foreign exchange loss (gain) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
393 Net loss from discontinued operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromDiscontinuedOperations
394 1046 - Disclosure - Plan of arrangement and discontinued operations (Details Textual) Network

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395 Statement [Table] Table

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398 Mason Resources [Member] Member egi:MasonResourcesMember
399 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
400 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
401 Business combinations [member] Member ifrs-full:BusinessCombinationsMember
402 Statement [Line Items] LineItems us-gaap:StatementLineItems
403 Cash and cash equivalents classified as part of disposal group held for sale Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale
404 Number of shares acquired in exchange of disposal Concept (Shares) For Period egi:NumberOfSharesAcquiredInExchangeOfDisposal
405 Description about Issuance of new shares for existing Shares Concept (Text/String) For Period egi:DescriptionAboutIssuanceOfNewSharesForExistingShares
406 Reduction of issued capital Concept (Monetary) For Period Debit ifrs-full:ReductionOfIssuedCapital
407 Expense of restructuring activities Concept (Monetary) For Period Debit ifrs-full:ExpenseOfRestructuringActivities
408 Other comprehensive income, net of tax, exchange differences on translation Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
409 Gain loss on the arrangement Concept (Monetary) For Period Debit egi:GainLossOnTheArrangement
410 1047 - Disclosure - Investments (Details) Network

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411 Statement [Table] Table

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412 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
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414 Anglo Pacific Group [Member] Member egi:AngloPacificGroupMember
415 Statement [Line Items] LineItems us-gaap:StatementLineItems
416 Cost Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAvailableforsale
417 Accumulated unrealized loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnAvailableforsaleFinancialAssets
418 Foreign exchange loss Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughForeignExchangeFinancialAssets
419 Fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
420 1048 - Disclosure - Investments (Details Textual) Network

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421 Disclosure of financial assets [table] Table

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426 Anglo Pacific Group [Member] Member egi:AngloPacificGroupMember
427 Disclosure of financial assets [line items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
428 Number of shares acquired Concept (Shares) For Period egi:NumberOfSharesAcquired
429 Proceeds From Sale Of Investments Held For Trading Concept (Monetary) For Period Debit egi:ProceedsFromSaleOfInvestmentsHeldForTrading
430 1049 - Disclosure - Property and equipment (Details) Network

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431 Disclosure of detailed information about property, plant and equipment [table] Table

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433 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
434 Office Equipment [Member] Member ifrs-full:OfficeEquipmentMember
435 Computer Equipment [Member] Member ifrs-full:ComputerEquipmentMember
436 Feild Equipment [Member] Member egi:FeildEquipmentMemberMember
437 Buildings [member] Member ifrs-full:BuildingsMember
438 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
439 Carrying amount [member] Member ifrs-full:CarryingAmountMember
440 Gross carrying amount [member] Member ifrs-full:GrossCarryingAmountMember
441 Accumulated depreciation and amortisation [member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
442 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
443 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
444 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
445 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
446 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
447 Foreign exchange Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment
448 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
449 1050 - Disclosure - Long-term investments (Details Textual) Network

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450 Statement [Table] Table

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451 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
452 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
453 Joint ventures [axis] Axis ifrs-full:JointVenturesAxis
454 Entity's total for joint ventures [member] Member ifrs-full:EntitysTotalForJointVenturesMember
455 Entree Oyu Tolgoi JV [Member] Member egi:EntreeOyuTolgoiJVMember
456 Oyu Tolgoi LLC [Member] Member egi:OyuTolgoiLLCMember
457 Shivee TolgoiMining Licience [Member] Member egi:ShiveeTolgoiMiningLicienceMember
458 Entree/Oyu Tolgoi JV Property [Member] Member egi:EntreeOyuTolgoiJVPropertyMember
459 Variable Rate [Axis] Axis us-gaap:VariableRateAxis
460 Variable Rate Domain [Member] Member egi:VariableRateDomainMember
461 OTLLC [Member] Member egi:OTLLCMember
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463 Proportion of ownership interest in joint venture Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInJointVenture
464 Joint Venture Share Of Operating Business Discription Concept (Text/String) For Period egi:JointVentureShareOfOperatingBusinessDiscription
465 Other cash payments to acquire interests in joint ventures, classified as investing activities Concept (Monetary) For Period Credit ifrs-full:OtherCashPaymentsToAcquireInterestsInJointVenturesClassifiedAsInvestingActivities
466 Share of profit (loss) from continuing operations of associates and joint ventures accounted for using equity method Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfContinuingOperationsOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
467 Interest Expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
468 Investments accounted for using equity method Concept (Monetary) As Of Debit ifrs-full:InvestmentAccountedForUsingEquityMethod
469 License Arrangement Interest Rate Basis Spread Concept (Percent) For Period egi:LicenseArrangementInterestRateBasisSpread
470 License Arrangement Interest Rate Basis Concept (Text/String) For Period egi:LicenseArrangementInterestRateBasis
471 Percentage Interest Owned in All Minerals Extracted Below a Sub-surface Depth of 560 Meters Concept (Percent) As Of egi:PercentageInterestOwnedInAllMineralsExtractedBelowASubSurfaceDepthOf560Metres
472 Percentage Interest Owned in All Minerals Extracted from Surface to a Depth of 560 Meters Concept (Percent) As Of egi:PercentageInterestOwnedInAllMineralsExtractedFromSurfaceToADepthOf560Metres
473 Equity Method Investments Joint ventures Non Current Liabilities Concept (Monetary) As Of Credit egi:EquityMethodInvestmentsJointVenturesNonCurrentLiabilities
474 Equity Method Investments Joint ventures Current Assets and Liabilities Concept (Monetary) As Of Debit egi:EquityMethodInvestmentsJointVenturesCurrentAssetsAndLiabilities
475 1051 - Disclosure - Mineral property interests (Details) Network

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476 Mineral Property [Table] Table

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479 Candentes Copper Cop [Member] Member egi:CandentesCopperCopMember
480 Mineral property interests [Line Items] LineItems egi:MineralPropertyInterestsLineItems
481 Consideration received Concept (Monetary) For Period Credit ifrs-full:ConsiderationPaidReceived
482 Mineral property interest cost - Cańariaco Project Royalty Concept (Monetary) For Period Debit egi:BusinessCombinationInterestCost
483 Transaction costs Concept (Monetary) For Period Debit egi:BusinessCombinationTransactionCost
484 Gain on sale Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfInvestments
485 1052 - Disclosure - Mineral property interests (Details Textual) Network

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486 Mineral Property [Table] Table

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491 Share holders Equity Class [Axis] Axis egi:ShareHoldersEquityClasAxis
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497 Royalty Payable percent Concept (Percent) For Period egi:RoyaltyPayablePercent
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499 Investments in subsidiaries Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiaries
500 Gains (losses) on disposals of investments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfInvestments
501 Weighted Average Share Price Discription Concept (Text/String) For Period egi:WeightedAverageSharePriceDiscription
502 Consideration paid (received) Concept (Monetary) For Period Credit ifrs-full:ConsiderationPaidReceived
503 Disposal Consideration Number of Shares Received Concept (Shares) For Period egi:DisposalConsiderationNumberOfSharesReceived
504 Royalty Pass Through Payments Description Concept (Text/String) For Period egi:RoyaltyPassThroughPaymentsDescription
505 1053 - Disclosure - Loan payable to Oyu Tolgoi LLC (Details Textual) Network

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513 Borrowings, interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
514 Borrowings, adjustment to interest rate basis Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
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516 Interest Expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
517 1054 - Disclosure - Deferred revenue (Details Textual) Network

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521 Sandstorm [Member] Member egi:SandstormMember
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525 Copper Production [Member] Member egi:CopperProductionMember
526 Amended Sandstorm Agreement [Member] Member egi:AmendedSandstormAgreementMember
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530 Javhlant Mining Licence [Member] Member egi:JavhlantMiningLicenceMember
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536 Equity Participation And Funding Agreement Refund Deposit Concept (Monetary) For Period Debit egi:EquityParticipationAndFundingAgreementRefundDeposit
537 Percent Of Entities Share In Production From Mining Concept (Percent) For Period egi:PercentOfEntitiesShareInProductionFromMining
538 Equity Participation And Funding Agreement Percentage Reduction In Deposits Concept (Percent) For Period egi:EquityParticipationAndFundingAgreementPercentageReductionInDeposits
539 Equity Participation And Funding Agreement Cash Payments To Be Received From Counter party Per Ounce Of Gold Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementCashPaymentsToBeReceivedFromCounterPartyPerOunceOfGold
540 Equity Participation And Funding Agreement Cash Payments To Be Received From Counter party Per Ounce Of Silver Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementCashPaymentsToBeReceivedFromCounterPartyPerOunceOfSilver
541 Equity Participation And Funding Agreement Cash Payments To Be Received From Counter party Per Pound Of Copper Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementCashPaymentsToBeReceivedFromCounterPartyPerPoundOfCopper
542 Equity Participation And Funding Agreement Threshold Number Of Ounces Of Gold To Be Produced Before Cash Payments From Counter party Will Be Increased Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementThresholdNumberOfOuncesOfGoldToBeProducedBeforeCashPaymentsFromCounterPartyWillBeIncreased
543 Equity Participation And Funding Agreement Threshold Number Of Ounces Of Silver To Be Produced Before Cash Payments From Counter party Will Be Increased Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementThresholdNumberOfOuncesOfSilverToBeProducedBeforeCashPaymentsFromCounterPartyWillBeIncreased
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546 Equity Participation And Funding Agreement Cash Payments To Be Received From Counter party Per Ounce Of Silver Beyond Threshold Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementCashPaymentsToBeReceivedFromCounterPartyPerOunceOfSilverBeyondThreshold
547 Equity Participation And Funding Agreement Cash Payments To Be Received From Counter party Per Pound Of Copper Beyond Threshold Concept (Decimal) For Period egi:EquityParticipationAndFundingAgreementCashPaymentsToBeReceivedFromCounterPartyPerPoundOfCopperBeyondThreshold
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553 Deferred Revenue Finance Costs Concept (Monetary) For Period Debit egi:DeferredRevenueFinanceCosts
554 1055 - Disclosure - Share capital (Details) Network

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564 Number Outstanding Exercised Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
565 Number Outstanding Cancelled Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
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567 Number Of Outstanding Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
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570 Weighted Average Exercise Price Exercised Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement
571 Weighted Average Exercise Price Cancelled Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement
572 Weighted Average Exercise Price Forfeited/expired Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement
573 Weighted Average Exercise Price Outstanding Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
574 1056 - Disclosure - Share capital (Details 1) Network

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595 Expiry date Concept (Text/String) For Period egi:ShareBasedPaymentArrangementShareOptionsExpiryDate
596 1057 - Disclosure - Share capital (Details 2) Network

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604 1058 - Disclosure - Share capital (Details 3) Network

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611 Expected volatility Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
612 Expected dividend Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
613 1059 - Disclosure - Share capital (Details 4) Network

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630 1060 - Disclosure - Share capital (Details 5) Network

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644 Expected volatility Concept (Percent) For Period egi:ExpectedVolatilityOtherEquityInstrumentsGranted
645 1061 - Disclosure - Share capital (Details Textual) Network

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680 Number of Bonus Shares Issued Concept (Shares) As Of egi:NumberOfBonusSharesIssued
681 1062 - Disclosure - Segmented information (Details) Network

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682 Disclosure of geographical areas [table] Table

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693 1063 - Disclosure - Exploration costs (Details) Network

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701 1064 - Disclosure - Income tax (Details) Network

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706 Expected income tax recovery Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
707 Permanent differences and other Concept (Monetary) For Period Debit egi:TaxEffectOnPermanentDifferencesAndOthers
708 Difference in foreign tax rates Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfForeignTaxRates
709 Effect of change in future tax rates Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
710 Change in valuation allowance Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
711 Total income tax recovery Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
712 1065 - Disclosure - Income tax (Details 1) Network

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718 1066 - Disclosure - Income tax (Details 2) Network

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736 1067 - Disclosure - Income tax (Details Textual) Network

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747 1068 - Disclosure - Financial instruments (Details) Network

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764 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
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767 Disclosure of financial liabilities [abstract] Abstract ifrs-full:DisclosureOfFinancialLiabilitiesAbstract
768 Financial liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
769 1069 - Disclosure - Financial instruments (Details 1) Network

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

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778 Foreign Exchange Credit Risk Concept (Monetary) As Of Debit egi:ForeignExchangeCreditRisk
779 1070 - Disclosure - Financial instruments (Details Textual) Network

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785 1071 - Disclosure - Supplemental cash flow information (Details) Network

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786 Implied Table Table

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789 1072 - Disclosure - Commitments and contingencies (Details) Network

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799 1073 - Disclosure - Related party transactions (Details) Network

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805 1074 - Disclosure - Related party transactions (Details 1) Network

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812 1075 - Disclosure - Related party transactions (Details Textual) Network

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823 1076 - Disclosure - First time adoption of IFRS (Details) Network

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838 Mineral property interests Concept (Monetary) As Of Debit ifrs-full:InvestmentsInSubsidiariesJointVenturesAndAssociates
839 Long-term investments Concept (Monetary) As Of Debit ifrs-full:InvestmentAccountedForUsingEquityMethod
840 Reclamation deposits and other Concept (Monetary) As Of Debit egi:ReclamationDepositsAndOtherNonCurrentAssets
841 Non current Assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
842 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
843 Liabilities Abstract ifrs-full:LiabilitiesAbstract
844 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
845 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
846 Current Liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
847 Non-current liabilities Abstract ifrs-full:NoncurrentLiabilitiesAbstract
848 Loan payable to Oyu Tolgoi LLC Concept (Monetary) As Of Credit ifrs-full:LoansPayableInDefault
849 Deferred revenue Concept (Monetary) As Of Credit ifrs-full:DeferredIncomeClassifiedAsNoncurrent
850 Deferred income tax Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
851 Non current Liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
852 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
853 Shareholders' equity (deficiency) Abstract ifrs-full:EquityAbstract
854 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
855 Reserves Concept (Monetary) As Of Credit ifrs-full:OtherReserves
856 Share capital received in advance Concept (Monetary) As Of Credit egi:ShareSubscriptionsReceivedInAdvance
857 Accumulated other comprehensive income (loss) Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
858 Deficit Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
859 Total shareholders' equity (deficiency) Concept (Monetary) As Of Credit ifrs-full:Equity
860 Total liabilities and shareholders' equity (deficiency) Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
861 1077 - Disclosure - First time adoption of IFRS (Details 1) Network

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 http://www.entreeresourcesltd.com/role/FirstTimeAdoptionOfIfrsDetails1
862 Table [Table] Table

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 egi:TableTable
863 Financial effect of transition from previous GAAP to IFRSs [axis] Axis ifrs-full:FinancialEffectOfTransitionFromPreviousGAAPToIFRSsAxis
864 IFRSs [member] Member ifrs-full:IFRSsMember
865 Previous GAAP [member] Member ifrs-full:PreviousGAAPMember
866 Effect of transition to IFRS [member] Member ifrs-full:EffectOfTransitionToIFRSsMember
867 Amount Restated Under IFRS [Member] Member egi:AmountRestatedUnderIFRSMember
868 First time adoption [Line Items] LineItems egi:FirstTimeAdoptionLineItems
869 Operating expenses Abstract ifrs-full:ExpenseByNatureAbstract
870 Exploration Concept (Monetary) For Period Debit ifrs-full:ExpenseArisingFromExplorationForAndEvaluationOfMineralResources
871 General and administrative Concept (Monetary) For Period Debit ifrs-full:GeneralAndAdministrativeExpense
872 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
873 Restructuring costs Concept (Monetary) For Period Debit ifrs-full:ExpenseOfRestructuringActivities
874 Depreciation Concept (Monetary) For Period Debit egi:DepreciationExpenses
875 Other Concept (Monetary) For Period Debit egi:OtherExpenseIncomeNet
876 Operating loss Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
877 Foreign exchange gain Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
878 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
879 Interest expense Concept (Monetary) For Period Credit ifrs-full:InterestRevenueExpense
880 Loss on the Arrangement Concept (Monetary) For Period Debit egi:GainLossOnArrangement
881 Loss from equity investee Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
882 Loss before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
883 Income tax recovery Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
884 Net loss from continuing operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromContinuingOperations
885 Discontinued operations Abstract egi:DiscontinuedOperationsAbstract
886 Net loss from discontinued operations Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromDiscontinuedOperations
887 Net loss for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
888 Other comprehensive (income) loss Abstract ifrs-full:OtherComprehensiveIncomeAbstract
889 Foreign currency translation Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation
890 Total net loss and comprehensive loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
891 Net loss per common share Abstract ifrs-full:EarningsPerShareAbstract
892 Basic and fully diluted – continuing operations Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShareFromContinuingOperations
893 Basic and fully diluted – discontinued operations Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShareFromDiscontinuedOperations
894 Weight average number of common shares outstanding Concept (Shares) For Period ifrs-full:WeightedAverageShares
895 1078 - Disclosure - First time adoption of IFRS (Details Textual) Network

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 http://www.entreeresourcesltd.com/role/FirstTimeAdoptionOfIfrsDetailsTextual
896 Implied Table Table

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 implied:Table
897 First time adoption of IFRS [Abstract] Abstract egi:FirstTimeAdoptionOfIFRSAbstract
898 Expense of restructuring activities Concept (Monetary) For Period Debit ifrs-full:ExpenseOfRestructuringActivities
899 1079 - Disclosure - Subsequent events (Details Textual) Network

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 http://www.entreeresourcesltd.com/role/SubsequentEventsDetailsTextual
900 Subsequent events [Table] Table

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 egi:SubsequentEventsTable
901 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
902 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
903 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
904 Subsequent events [Line Items] LineItems egi:SubsequentEventsLineItems
905 Number of shares issued Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
906 Number of share options forfeited in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
907 Proceeds from exercise of options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
908 Purchase of Designated shares Concept (Shares) As Of egi:PurchaseOfDesignatedShares
909 Number of aggregate common stock shares issued Concept (Monetary) As Of Debit egi:NumberOfAggregateCommonStockSharesIssued
910 Proceeds From Sale Of Investments Held For Trading Concept (Monetary) For Period Debit egi:ProceedsFromSaleOfInvestmentsHeldForTrading

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