MICROMEM TECHNOLOGIES INC (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 001 - Document - Document and Entity Information Network

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 http://www.micromeminc.com/role/DocumentAndEntityInformation
2 Statements Table Table

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 mmtif:StatementsTable
3 Legal Entity [Axis] Axis dei:LegalEntityAxis
4 Entity [Domain] Member dei:EntityDomain
5 Statements Line Items LineItems mmtif:StatementsLineItems
6 Document Type Concept (Submission Type) For Period dei:DocumentType
7 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
8 Amendment Description Concept (Text/String) For Period dei:AmendmentDescription
9 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
10 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
11 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
12 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
13 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
14 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
15 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
16 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
17 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
18 Entity Well Known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
19 Entity Public Float Concept (Monetary) As Of Credit dei:EntityPublicFloat
20 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
21 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
22 Entity Emerging Growth Company Concept (Yes/No) For Period dei:EntityEmergingGrowthCompany
23 Entity Shell Company Concept (Yes/No) For Period dei:EntityShellCompany
24 002 - Statement - Consolidated Statements of Financial Position Network

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 http://www.micromeminc.com/role/ConsolidatedStatementsOfFinancialPosition
25 Statements Table Table

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26 Statements Line Items LineItems mmtif:StatementsLineItems
27 Assets Abstract ifrs-full:AssetsAbstract
28 Current Abstract ifrs-full:CurrentAssetsAbstract
29 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
30 Development costs receivable Concept (Monetary) As Of Debit mmtif:DevelopmentCostsReceivableCurrent
31 Prepaid expenses and other assets Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaidExpenses
32 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
33 Property and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
34 Patents Concept (Monetary) As Of Debit ifrs-full:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRights
35 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
36 Liabilities Abstract ifrs-full:EquityAndLiabilitiesAbstract
37 Current Abstract ifrs-full:CurrentLiabilitiesAbstract
38 Trade payables and other liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
39 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
40 Derivative liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
41 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
42 Shareholders' Deficiency Abstract ifrs-full:EquityAbstract
43 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
44 Contributed surplus Concept (Monetary) As Of Credit ifrs-full:AdditionalPaidinCapital
45 Equity component of convertible debentures Concept (Monetary) As Of Credit ifrs-full:ReserveOfEquityComponentOfConvertibleInstruments
46 Accumulated deficit Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
47 Total shareholders' deficiency Concept (Monetary) As Of Credit ifrs-full:Equity
48 Total liabilities and shareholders' deficiency Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
49 003 - Statement - Consolidated Statements of Operations and Comprehensive Loss Network

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 http://www.micromeminc.com/role/ConsolidatedStatementsOfOperationsAndComprehensiveLoss
50 Statements Table Table

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51 Statements Line Items LineItems mmtif:StatementsLineItems
52 Operating expenses Abstract ifrs-full:ExpenseByNatureAbstract
53 Administration Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
54 Professional, other fees and salaries Concept (Monetary) For Period Debit ifrs-full:ProfessionalFeesExpense
55 Stock-based compensation Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
56 Development costs (recovery) Concept (Monetary) For Period Debit mmtif:DevelopmentCostsRecovery
57 Travel and entertainment Concept (Monetary) For Period Debit ifrs-full:TravelExpense
58 Amortization of property and equipment Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
59 Amortization of patents Concept (Monetary) For Period Debit mmtif:AmortizationOfPatents
60 Amortization and write-down of intangible assets Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
61 Foreign exchange loss (gain) Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
62 Total operating expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
63 Other expenses Abstract mmtif:OtherExpensesAndIncomeAbstract
64 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
65 Accretion expense Concept (Monetary) For Period Debit mmtif:AccretionExpenses
66 Financing costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
67 Loss on conversion of convertible debentures Concept (Monetary) For Period Credit mmtif:GainsLossesOnConversionOfConvertibleDebentures
68 Gain on revaluation of derivative liabilities Concept (Monetary) For Period Credit ifrs-full:GainsOnChangeInFairValueOfDerivatives
69 Gain on extinguishment of convertible debentures Concept (Monetary) For Period Credit ifrs-full:GainLossArisingFromDifferenceBetweenCarryingAmountOfFinancialLiabilityExtinguishedAndConsiderationPaid
70 Total other expenses Concept (Monetary) For Period Debit mmtif:OtherIncomeAndExpenses
71 Loss before income tax provision Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
72 Income tax provision Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
73 Net loss and comprehensive loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
74 Weighted average number of outstanding shares, basic and diluted Concept (Shares) For Period ifrs-full:WeightedAverageShares
75 Basic and diluted loss per share Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
76 004 - Statement - Consolidated Statements of Changes in Equity Network

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 http://www.micromeminc.com/role/ConsolidatedStatementsOfChangesInStockholdersEquity
77 Statement of changes in equity [table] Table

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 ifrs-full:StatementOfChangesInEquityTable
78 Components of equity [Axis] Axis ifrs-full:ComponentsOfEquityAxis
79 Equity components [Domain] Member ifrs-full:EquityMember
80 Share capital [Member] Member ifrs-full:IssuedCapitalMember
81 Contributed surplus [Member] Member ifrs-full:AdditionalPaidinCapitalMember
82 Equity component of convertible debentures [Member] Member mmtif:EquityComponentOfConvertibleDebenturesMember
83 Accumulated deficit [Member] Member ifrs-full:RetainedEarningsMember
84 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
85 Beginning Balance Concept (Monetary) As Of Credit ifrs-full:Equity
86 Beginning Balance (Shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
87 Private placements of shares for cash Concept (Monetary) For Period Credit mmtif:IncreaseDecreaseThroughPrivatePlacementsOfSharesForCash
88 Private placements of shares for cash (Shares) Concept (Shares) For Period mmtif:IncreaseDecreaseThroughPrivatePlacementsOfSharesForCashShares
89 Options exercised Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfOptions
90 Options exercised (shares) Concept (Shares) For Period mmtif:IncreaseDecreaseInNumberOfSharesOutstandingThroughExerciseOfOptions
91 Fair value of options exercised Concept (Monetary) For Period Credit mmtif:FairValueOfOptionsExercised
92 Fair value of options exercised (Shares) Concept (Shares) For Period mmtif:FairValueOfOptionsExercisedShares
93 Shares issued on settlement of accounts payable Concept (Monetary) For Period Debit mmtif:SharesIssuedOnSettlementOfAccountsPayable
94 Shares issued on settlement of accounts payable (Shares) Concept (Shares) For Period mmtif:SharesIssuedOnSettlementOfAccountsPayableShares
95 Stock-based compensation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
96 Shares issued as settlement of wages Concept (Monetary) For Period Credit mmtif:SharesIssuedAsSettlementOfWages
97 Shares issued as settlement of wages (Shares) Concept (Shares) For Period mmtif:SharesIssuedAsSettlementOfWagesShares
98 Convertible debentures converted into common shares Concept (Monetary) For Period Debit mmtif:ConvertibleDebenturesConvertedIntoCommonShares
99 Convertible debentures converted into common shares (shares) Concept (Shares) For Period mmtif:ConvertibleDebenturesConvertedIntoCommonSharesShares
100 Reallocation from derivative liability for conversion Concept (Monetary) For Period Credit mmtif:ReallocationFromDerivativeLiabilityForLoanConverted
101 Treasury shares cancelled Concept (Monetary) For Period Credit mmtif:TreasurySharesCancelled
102 Treasury shares cancelled (shares) Concept (Shares) For Period mmtif:TreasurySharesCancelledShares
103 Loss on conversion of convertible debentures Concept (Monetary) For Period Credit mmtif:LossOnConversionOfConvertibleDebentures
104 Shares issued on settlement of legal claim Concept (Monetary) For Period Debit mmtif:SharesIssuedOnSettlementOfLegalClaim
105 Shares issued on settlement of legal claim (Shares) Concept (Shares) For Period mmtif:SharesIssuedOnSettlementOfLegalClaimShares
106 Equity component of convertible debentures Concept (Monetary) For Period Credit mmtif:EquityComponentOfConvertibleDebentures
107 Equity component of convertible debentures (Shares) Concept (Shares) For Period mmtif:EquityComponentOfConvertibleDebenturesShare
108 Shares issued on conversion of convertible debenture Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughConversionOfConvertibleInstruments
109 Shares issued on conversion of convertible debenture (Shares) Concept (Shares) For Period mmtif:SharesIssuedOnConversionOfConvertibleDebentureShares
110 Expiry of convertible debenture conversion option Concept (Monetary) For Period Credit mmtif:ExpiryOfConvertibleDebentureConversionOption
111 Convertible debenture renewal Concept (Monetary) For Period Credit mmtif:ConvertibleDebentureRenewal
112 Treasury shares to be cancelled Concept (Monetary) For Period Credit mmtif:TreasurySharesToBeCancelled
113 Treasury shares to be cancelled (Shares) Concept (Shares) For Period mmtif:TreasurySharesToBeCancelledShares
114 Net loss and comprehensive loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
115 Ending Balance Concept (Monetary) As Of Credit ifrs-full:Equity
116 Ending Balance (Shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
117 005 - Statement - Consolidated Statements of Cash Flows Network

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 http://www.micromeminc.com/role/ConsolidatedStatementsOfCashFlows
118 Statements Table Table

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 mmtif:StatementsTable
119 Statements Line Items LineItems mmtif:StatementsLineItems
120 Operating activities Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
121 Net loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
122 Items not affecting cash: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
123 Amortization of patents Concept (Monetary) For Period Debit mmtif:AdjustmentsForAmortizationOfPatentsIntangibleAssets
124 Amortization of property and equipment Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
125 Amortization and write-down of intangible assets Concept (Monetary) For Period ifrs-full:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwill
126 Bad debt expense Concept (Monetary) For Period Debit mmtif:ProvisionsForDoubtfulAccount
127 Write-down of capitalized development costs Concept (Monetary) For Period Debit mmtif:WriteDownOfCapitalizedDevelopmentCosts
128 Accretion expense Concept (Monetary) For Period Debit mmtif:AccretionExpenses
129 Convertible debenture interest converted Concept (Monetary) For Period Debit mmtif:ConvertibleDebentureInterestConverted
130 Loss on conversion of convertible debentures Concept (Monetary) For Period Credit mmtif:GainsLossesOnConversionOfConvertibleDebentures
131 Gain on revaluation of derivative liabilities Concept (Monetary) For Period Credit ifrs-full:GainsOnChangeInFairValueOfDerivatives
132 Gain on extinguishment of convertible debentures Concept (Monetary) For Period Credit ifrs-full:GainLossArisingFromDifferenceBetweenCarryingAmountOfFinancialLiabilityExtinguishedAndConsiderationPaid
133 Stock-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
134 Shares issued for legal settlement Concept (Monetary) For Period Debit mmtif:AdjustmentsForSharesIssuedForLegalSettlement
135 Gain on settlement of accounts payable Concept (Monetary) For Period Credit mmtif:AdjustmentsForGainOnSettlementOfAccountsPayable
136 Loss on disposal of property and equipment Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
137 Foreign exchange gain Concept (Monetary) For Period Credit ifrs-full:NetForeignExchangeGain
138 Adjustments for increase (decrease) in other operating payables Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherOperatingPayables
139 Net changes in non-cash working capital: Abstract mmtif:NetChangesInNon-CashWorkingCapital
140 Decrease (increase) in development costs receivable Concept (Monetary) For Period Debit mmtif:DecreaseIncreaseInDevelopmentCostsReceivable
141 Decrease (increase) in prepaid expenses and other assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets
142 Increase (decrease) in trade payables and other liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
143 Cash flows used in operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
144 Investing activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
145 Purchase of property and equipment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
146 Patents Concept (Monetary) For Period Credit ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
147 Capitalized development costs Concept (Monetary) For Period Credit mmtif:PaymentsForCapitalizedDevelopmentCosts
148 Recovery of capitalized development costs Concept (Monetary) For Period Debit mmtif:ProceedsFromRecoveryOfDeferredDevelopmentCosts
149 Cash flows used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
150 Financing activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
151 Private placements of shares for cash Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
152 Convertible debentures advances Concept (Monetary) For Period Debit ifrs-full:ProceedsFromBorrowingsClassifiedAsFinancingActivities
153 Convertible debenture repayments Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
154 Short-term loan advances Concept (Monetary) For Period Debit ifrs-full:ProceedsFromCurrentBorrowings
155 Short-term loan repayment Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfCurrentBorrowings
156 Convertible debenture interest accrued Concept (Monetary) For Period Debit mmtif:ProceedsFromConvertibleDebentureInterestAccrued
157 Repayments from related parties Concept (Monetary) For Period Debit ifrs-full:CashAdvancesAndLoansFromRelatedParties
158 Cash flows provided by financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
159 Net change in cash Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
160 Cash - beginning of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
161 Cash - end of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
162 Supplemental cash flow information Abstract mmtif:SupplementalCashFlowInformationsAbstract
163 Interest paid (classified in operating activities) Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsOperatingActivities
164 Income taxes paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidRefund
165 Shares issued on settlement of accounts payable Concept (Monetary) For Period Debit mmtif:SharesIssuedOnSettlementOfAccountsPayable
166 Shares issued on settlement of wages Concept (Monetary) For Period mmtif:SharesIssuedOnSettlementOfWages
167 Shares issued on settlement of legal claim Concept (Monetary) For Period Debit mmtif:SharesIssuedOnSettlementOfLegalClaim
168 Convertible debentures converted into common shares Concept (Monetary) For Period Debit mmtif:NonCashConvertibleDebenturesConvertedIntoCommonShares
169 006 - Disclosure - Reporting entity and nature of business Network

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 http://www.micromeminc.com/role/ReportingEntityAndNatureOfBusiness
170 Statements Table Table

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 mmtif:StatementsTable
171 Legal Entity [Axis] Axis dei:LegalEntityAxis
172 Entity [Domain] Member dei:EntityDomain
173 Statements Line Items LineItems mmtif:StatementsLineItems
174 Reporting entity and nature of business [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfCorporateInformationExplanatoryTextBlock
175 007 - Disclosure - Going concern Network

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 http://www.micromeminc.com/role/GoingConcern
176 Statements Table Table

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 mmtif:StatementsTable
177 Legal Entity [Axis] Axis dei:LegalEntityAxis
178 Entity [Domain] Member dei:EntityDomain
179 Statements Line Items LineItems mmtif:StatementsLineItems
180 Going concern [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGoingConcernExplanatory
181 008 - Disclosure - Basis of presentation Network

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 http://www.micromeminc.com/role/BasisOfPresentation
182 Statements Table Table

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183 Legal Entity [Axis] Axis dei:LegalEntityAxis
184 Entity [Domain] Member dei:EntityDomain
185 Statements Line Items LineItems mmtif:StatementsLineItems
186 Basis of presentation [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
187 009 - Disclosure - Summary of significant accounting policies Network

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 http://www.micromeminc.com/role/SummaryOfSignificantAccountingPolicies
188 Statements Table Table

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189 Legal Entity [Axis] Axis dei:LegalEntityAxis
190 Entity [Domain] Member dei:EntityDomain
191 Statements Line Items LineItems mmtif:StatementsLineItems
192 Summary of significant accounting policies [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
193 010 - Disclosure - Adoption of new accounting pronouncements Network

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 http://www.micromeminc.com/role/AdoptionOfNewAccountingPronouncements
194 Implied Table Table

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 implied:Table
195 Disclosure Of Adoption Of New Accounting Pronouncements [Abstract] Abstract mmtif:DisclosureOfAdoptionOfNewAccountingPronouncementsAbstract
196 Adoption of new accounting pronouncements Concept (Text Block (HTML)) For Period mmtif:DisclosureOfAdoptionOfNewAccountingPronouncementsTextBlock
197 011 - Disclosure - New and revised standards and interpretations issued but not yet effective Network

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 http://www.micromeminc.com/role/NewAndRevisedStandardsAndInterpretationsIssuedButNotYetEffective
198 Statements Table Table

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199 Legal Entity [Axis] Axis dei:LegalEntityAxis
200 Entity [Domain] Member dei:EntityDomain
201 Statements Line Items LineItems mmtif:StatementsLineItems
202 New and revised standards and interpretations issued but not yet effective [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfNewStandardsAndInterpretationsIssuedButNotYetAdoptedTextBlock
203 012 - Disclosure - Property and equipment Network

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 http://www.micromeminc.com/role/PropertyAndEquipment
204 Statements Table Table

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 mmtif:StatementsTable
205 Legal Entity [Axis] Axis dei:LegalEntityAxis
206 Entity [Domain] Member dei:EntityDomain
207 Statements Line Items LineItems mmtif:StatementsLineItems
208 Property and equipment [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
209 013 - Disclosure - Development costs (recovery) Network

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 http://www.micromeminc.com/role/DevelopmentCostsRecovery
210 Statements Table Table

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211 Legal Entity [Axis] Axis dei:LegalEntityAxis
212 Entity [Domain] Member dei:EntityDomain
213 Statements Line Items LineItems mmtif:StatementsLineItems
214 Development costs (recovery) [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDeferredDevelopmentCostsExplanatoryTextBlock
215 014 - Disclosure - Patents Network

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 http://www.micromeminc.com/role/Patents
216 Statements Table Table

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217 Legal Entity [Axis] Axis dei:LegalEntityAxis
218 Entity [Domain] Member dei:EntityDomain
219 Statements Line Items LineItems mmtif:StatementsLineItems
220 Patents [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory
221 015 - Disclosure - Convertible debentures Network

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 http://www.micromeminc.com/role/ConvertibleDebentures
222 Implied Table Table

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 implied:Table
223 Borrowings [abstract] Abstract ifrs-full:BorrowingsAbstract
224 Convertible debentures Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
225 016 - Disclosure - Share capital Network

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 http://www.micromeminc.com/role/ShareCapital
226 Statements Table Table

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 mmtif:StatementsTable
227 Legal Entity [Axis] Axis dei:LegalEntityAxis
228 Entity [Domain] Member dei:EntityDomain
229 Statements Line Items LineItems mmtif:StatementsLineItems
230 Share capital [Text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory
231 017 - Disclosure - Stock options Network

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 http://www.micromeminc.com/role/StockOptions
232 Implied Table Table

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 implied:Table
233 Stock Options [Abstract] Abstract mmtif:StockOptionsAbstract
234 Stock options [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfStockOptionsExplanatory
235 018 - Disclosure - Loss per share Network

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 http://www.micromeminc.com/role/LossPerShare
236 Implied Table Table

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 implied:Table
237 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
238 Loss per share [Table text block] Concept (Text Block (HTML)) For Period ifrs-full:EarningsPerShareExplanatory
239 019 - Disclosure - Income taxes Network

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 http://www.micromeminc.com/role/IncomeTaxes
240 Statements Table Table

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241 Legal Entity [Axis] Axis dei:LegalEntityAxis
242 Entity [Domain] Member dei:EntityDomain
243 Statements Line Items LineItems mmtif:StatementsLineItems
244 Income taxes [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
245 020 - Disclosure - Operating expenses Network

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 http://www.micromeminc.com/role/OperatingExpenses
246 Statements Table Table

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 mmtif:StatementsTable
247 Legal Entity [Axis] Axis dei:LegalEntityAxis
248 Entity [Domain] Member dei:EntityDomain
249 Statements Line Items LineItems mmtif:StatementsLineItems
250 Operating expenses [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfExpensesByNatureExplanatory
251 021 - Disclosure - Supplemental cash flow information Network

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 http://www.micromeminc.com/role/SupplementalCashFlowInformation
252 Implied Table Table

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 implied:Table
253 Supplemental Cash Flow Information Abstract Abstract mmtif:SupplementalCashFlowInformationsAbstract
254 Supplemental cash flow information [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfSupplementalCashFlowInformationExplanatory
255 022 - Disclosure - Key management compensation and related party transactions Network

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 http://www.micromeminc.com/role/KeyManagementCompensationAndRelatedPartyTransactions
256 Statements Table Table

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257 Legal Entity [Axis] Axis dei:LegalEntityAxis
258 Entity [Domain] Member dei:EntityDomain
259 Statements Line Items LineItems mmtif:StatementsLineItems
260 Key management compensation and related party transactions [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
261 023 - Disclosure - Commitments Network

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 http://www.micromeminc.com/role/Commitments
262 Statements Table Table

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263 Legal Entity [Axis] Axis dei:LegalEntityAxis
264 Entity [Domain] Member dei:EntityDomain
265 Statements Line Items LineItems mmtif:StatementsLineItems
266 Commitments [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsExplanatory
267 024 - Disclosure - Contingencies Network

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 http://www.micromeminc.com/role/Contingencies
268 Statements Table Table

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269 Legal Entity [Axis] Axis dei:LegalEntityAxis
270 Entity [Domain] Member dei:EntityDomain
271 Statements Line Items LineItems mmtif:StatementsLineItems
272 Contingencies [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfContingentLiabilitiesExplanatory
273 025 - Disclosure - Financial risk management Network

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 http://www.micromeminc.com/role/FinancialRiskManagement
274 Statements Table Table

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275 Legal Entity [Axis] Axis dei:LegalEntityAxis
276 Entity [Domain] Member dei:EntityDomain
277 Statements Line Items LineItems mmtif:StatementsLineItems
278 Financial risk management [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialRiskManagementExplanatory
279 026 - Disclosure - Capital risk management Network

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 http://www.micromeminc.com/role/CapitalRiskManagement
280 Statements Table Table

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281 Legal Entity [Axis] Axis dei:LegalEntityAxis
282 Entity [Domain] Member dei:EntityDomain
283 Statements Line Items LineItems mmtif:StatementsLineItems
284 Capital risk management [Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfCapitalRiskManagementExplanatoryTextBlock
285 027 - Disclosure - Subsequent events Network

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 http://www.micromeminc.com/role/SubsequentEvents
286 Statements Table Table

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287 Legal Entity [Axis] Axis dei:LegalEntityAxis
288 Entity [Domain] Member dei:EntityDomain
289 Statements Line Items LineItems mmtif:StatementsLineItems
290 Subsequent events [Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
291 028 - Disclosure - Summary of Significant Accounting Policies (Policies) Network

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 http://www.micromeminc.com/role/SummaryOfSignificantAccountingPoliciesPolicies
292 Statements Table Table

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293 Legal Entity [Axis] Axis dei:LegalEntityAxis
294 Entity [Domain] Member dei:EntityDomain
295 Statements Line Items LineItems mmtif:StatementsLineItems
296 Basis of consolidation [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsAndGoodwillExplanatory
297 Foreign currency translation [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
298 Financial Instruments Recognition, Measurement, Disclosure and Presentation [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
299 Description of accounting policy for derivative financial instruments and hedging [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory
300 Compound Financial Instruments [Policy Text Block] Concept (Text Block (HTML)) For Period mmtif:DescriptionsOfAccountingPolicyForCompoundFinancialInstrumentsExplanatoryPolicyTextBlock
301 Hybrid Financial Instruments [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialAssetsExplanatory
302 Derivative Liability [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsExplanatory
303 Intangible Assets [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory
304 Property and Equipment [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
305 Impairment of Long-lived Assets [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
306 Development costs [Policy Text Block] Concept (Text Block (HTML)) For Period mmtif:DescriptionOfAccountingPolicyForDeferredDevelopmentCostsPolicyTextBlock
307 Patents [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsOtherThanGoodwillExplanatory
308 Unit Private Placements [Policy Text Block] Concept (Text Block (HTML)) For Period mmtif:DescriptionOfAccountingPolicyForUnitPrivatePlacementsPolicyTextBlock
309 Stock based Compensation and Other Stock based Payments [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSharebasedPaymentTransactionsExplanatory
310 Income Taxes [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
311 Description of accounting policy for provisions [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
312 Description of accounting policy for issued capital [text block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIssuedCapitalExplanatory
313 Earnings or Loss Per Share [Policy Text Block] Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
314 029 - Disclosure - Summary of significant accounting policies (Tables) Network

*

*

 http://www.micromeminc.com/role/SummaryOfSignificantAccountingPoliciesTables
315 Statements Table Table

*

*

 mmtif:StatementsTable
316 Legal Entity [Axis] Axis dei:LegalEntityAxis
317 Entity [Domain] Member dei:EntityDomain
318 Statements Line Items LineItems mmtif:StatementsLineItems
319 Disclosure of detailed information about estimated useful life or depreciation rate Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutEstimatedUsefulLifeOrDepreciationRateExplanatory
320 030 - Disclosure - Property and equipment (Tables) Network

*

*

 http://www.micromeminc.com/role/PropertyAndEquipmentTables
321 Statements Table Table

*

*

 mmtif:StatementsTable
322 Legal Entity [Axis] Axis dei:LegalEntityAxis
323 Entity [Domain] Member dei:EntityDomain
324 Statements Line Items LineItems mmtif:StatementsLineItems
325 Disclosure of detailed information about property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
326 031 - Disclosure - Development costs (recovery) (Tables) Network

*

*

 http://www.micromeminc.com/role/DevelopmentCostsRecoveryTables
327 Statements Table Table

*

*

 mmtif:StatementsTable
328 Legal Entity [Axis] Axis dei:LegalEntityAxis
329 Entity [Domain] Member dei:EntityDomain
330 Statements Line Items LineItems mmtif:StatementsLineItems
331 Disclosure of detailed information about deferred development costs Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutDeferredDevelopmentCostsTableTextBlock
332 032 - Disclosure - Patents (Tables) Network

*

*

 http://www.micromeminc.com/role/PatentsTables
333 Statements Table Table

*

*

 mmtif:StatementsTable
334 Legal Entity [Axis] Axis dei:LegalEntityAxis
335 Entity [Domain] Member dei:EntityDomain
336 Statements Line Items LineItems mmtif:StatementsLineItems
337 Disclosure of detailed information about patents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
338 033 - Disclosure - Convertible debentures (Tables) Network

*

*

 http://www.micromeminc.com/role/ConvertibledebenturesTables
339 Implied Table Table

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*

 implied:Table
340 Borrowings [abstract] Abstract ifrs-full:BorrowingsAbstract
341 Schedule of types of convertible debentures Concept (Text Block (HTML)) For Period mmtif:DisclosureOfShortTermDebtTableTextBlock
342 Schedule of convertible debentures outstanding in functional and foreign currency Concept (Text Block (HTML)) For Period mmtif:DisclosureOfConvertibleDebtTableTextBlock
343 Schedule of convertible debentures outstanding with embedded derivatives subject to conversion price Concept (Text Block (HTML)) For Period mmtif:ScheduleOfConvertibleDebenturesOutstandingWithEmbeddedDerivativesSubjectToConversionPriceTableTextBlock
344 Schedule of assumptions used to determine fair value of derivative liabilities Concept (Text Block (HTML)) For Period mmtif:ScheduleOfAssumptionsUsedToDetermineFairValueOfDerivativeLiabilitiesTableTextBlock
345 034 - Disclosure - Stock options (Tables) Network

*

*

 http://www.micromeminc.com/role/StockOptionsTables
346 Statements Table Table

*

*

 mmtif:StatementsTable
347 Legal Entity [Axis] Axis dei:LegalEntityAxis
348 Entity [Domain] Member dei:EntityDomain
349 Statements Line Items LineItems mmtif:StatementsLineItems
350 Disclosure of detailed information about shares, activity Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutSharesActivityExplanatory
351 Disclosure of number and weighted average exercise prices of share options Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatory
352 Disclosure of number and weighted average remaining contractual life of outstanding share options Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory
353 Disclosure of detailed information about options, valuation assumptions Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutOptionsValuationAssumptionsExplanatory
354 035 - Disclosure - Loss per share (Tables) Network

*

*

 http://www.micromeminc.com/role/LosspershareTables
355 Implied Table Table

*

*

 implied:Table
356 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
357 Disclosure of detailed information about basic and diluted loss per share Concept (Text Block (HTML)) For Period mmtif:ScheduleOfEarningsPerShareBasicAndDilutedExplanatoryTableTextBlock
358 036 - Disclosure - Income taxes (Tables) Network

*

*

 http://www.micromeminc.com/role/IncomeTaxesTables
359 Statements Table Table

*

*

 mmtif:StatementsTable
360 Legal Entity [Axis] Axis dei:LegalEntityAxis
361 Entity [Domain] Member dei:EntityDomain
362 Statements Line Items LineItems mmtif:StatementsLineItems
363 Disclosure of unused tax losses Concept (Text Block (HTML)) For Period mmtif:DisclosureOfUnusedTaxLossesExplanatory
364 Disclosure of deferred taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
365 Disclosure of detailed information about effective income tax expense recovery Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutEffectiveIncomeTaxExpenseRecoveryExplanatory
366 037 - Disclosure - Operating expenses (Tables) Network

*

*

 http://www.micromeminc.com/role/OperatingExpensesTables
367 Statements Table Table

*

*

 mmtif:StatementsTable
368 Legal Entity [Axis] Axis dei:LegalEntityAxis
369 Entity [Domain] Member dei:EntityDomain
370 Statements Line Items LineItems mmtif:StatementsLineItems
371 Disclosure of detailed information about components of general and administrative expenses Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutComponentsOfGeneralAndAdministrativeExpensesTableTextBlock
372 Disclosure of detailed information about components of professional, other fees and salaries Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutComponentsOfProfessionalOtherFeesAndSalariesTableTextBlock
373 Disclosure of detailed information about components of development costs [Table Text Block] Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutComponentsOfDevelopmentCostsTableTextBlock
374 038 - Disclosure - Supplemental cash flow information (Tables) Network

*

*

 http://www.micromeminc.com/role/SupplementalcashflowinformationTables
375 Implied Table Table

*

*

 implied:Table
376 Supplemental Cash Flow Information Abstract Abstract mmtif:SupplementalCashFlowInformationsAbstract
377 Disclosure of reconciliation of the cash flows Concept (Text Block (HTML)) For Period mmtif:DisclosureOfReconciliationOfTheCashFlowsExplanatoryTableTextBlock
378 039 - Disclosure - Key management compensation and related party transactions (Tables) Network

*

*

 http://www.micromeminc.com/role/KeymanagementcompensationandrelatedpartytransactionsTables
379 Statements Table Table

*

*

 mmtif:StatementsTable
380 Legal Entity [Axis] Axis dei:LegalEntityAxis
381 Entity [Domain] Member dei:EntityDomain
382 Statements Line Items LineItems mmtif:StatementsLineItems
383 Disclosure of key management compensation explanatory Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
384 040 - Disclosure - Commitments (Tables) Network

*

*

 http://www.micromeminc.com/role/CommitmentsTables
385 Statements Table Table

*

*

 mmtif:StatementsTable
386 Legal Entity [Axis] Axis dei:LegalEntityAxis
387 Entity [Domain] Member dei:EntityDomain
388 Statements Line Items LineItems mmtif:StatementsLineItems
389 Disclosure of lease commitments explanatory Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeExplanatory
390 041 - Disclosure - Financial risk management (Tables) Network

*

*

 http://www.micromeminc.com/role/FinancialRiskManagementTables
391 Statements Table Table

*

*

 mmtif:StatementsTable
392 Legal Entity [Axis] Axis dei:LegalEntityAxis
393 Entity [Domain] Member dei:EntityDomain
394 Statements Line Items LineItems mmtif:StatementsLineItems
395 Disclosure of detailed information about consolidated financial statements Concept (Text Block (HTML)) For Period mmtif:DisclosureOfDetailedInformationAboutForeignExchangeRiskTableTextBlock
396 Disclosure of detailed information about analysis of the maturity of the trade payables Concept (Text Block (HTML)) For Period mmtif:DisclosureOfMaturityOfTheTradePayablesExplanatoryTableTextBlock
397 Disclosure of detailed information about analysis of the maturity of the convertible debentures and derivative liabilities Concept (Text Block (HTML)) For Period mmtif:DisclosureOfMaturityOfTheConvertibleDebenturesAndDerivativeLiabilitiesExplanatoryTableTextBlock
398 Disclosure of detailed information about analysis of the maturity of the age of the development costs receivable Concept (Text Block (HTML)) For Period mmtif:DisclosureOfMaturityOfTheAgeOfTheDevelopmentCostsReceivableExplanatoryTableTextBlock
399 042 - Disclosure - Going concern (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/GoingConcernNarrativeDetails
400 Statements Table Table

*

*

 mmtif:StatementsTable
401 Legal Entity [Axis] Axis dei:LegalEntityAxis
402 Entity [Domain] Member dei:EntityDomain
403 Statements Line Items LineItems mmtif:StatementsLineItems
404 Net loss and comprehensive loss Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
405 Negative cash flow from operations Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
406 Working capital deficit Concept (Monetary) For Period Credit mmtif:WorkingCapitalDeficit
407 043 - Disclosure - Summary of significant accounting policies (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/SummaryOfSignificantAccountingPoliciesNarrativeDetails
408 Statements Table Table

*

*

 mmtif:StatementsTable
409 Intangible assets material to entity [Axis] Axis ifrs-full:IntangibleAssetsMaterialToEntityAxis
410 Intangible assets other than goodwill [Domain] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
411 Patents [Member] Member ifrs-full:CopyrightsPatentsAndOtherIndustrialPropertyRightsServiceAndOperatingRightsMember
412 Intangible assets [Member] Member ifrs-full:IntangibleAssetsAndGoodwillMember
413 Legal Entity [Axis] Axis dei:LegalEntityAxis
414 Entity [Domain] Member dei:EntityDomain
415 Statements Line Items LineItems mmtif:StatementsLineItems
416 Useful lives or depreciation rates, property, plant and equipment Concept (Text/String) For Period ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment
417 Useful lives or amortization rates, intangible assets other than goodwill Concept (Text/String) For Period ifrs-full:UsefulLivesOrAmortisationRatesIntangibleAssetsOtherThanGoodwill
418 044 - Disclosure - Development costs (recovery) (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/DevelopmentCostsRecoveryNarrativeDetails
419 Implied Table Table

*

*

 implied:Table
420 Notes to Financial Statements [Abstract] Abstract mmtif:NotesToFinancialStatementsAbstract
421 Write-down of capitalized development costs Concept (Monetary) For Period Debit mmtif:WriteDownOfCapitalizedDevelopmentCosts
422 045 - Disclosure - Patents (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/Patentsnarrativedetails
423 Implied Table Table

*

*

 implied:Table
424 Notes to Financial Statements [Abstract] Abstract mmtif:NotesToFinancialStatementsAbstract
425 Amortization expense capitalized to development costs Concept (Monetary) For Period Debit mmtif:AmortizationExpenseCapitalizedToDevelopmentCosts
426 046 - Disclosure - Convertible debentures (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/ConvertibleDebenturesNarrativeDetails
427 Implied Table Table

*

*

 implied:Table
428 Convertible Debentures [Abstract] Abstract mmtif:ConvertibleDebenturesAbstract
429 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
430 047 - Disclosure - Share capital (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/ShareCapitalNarrativeDetails
431 Statements Table Table

*

*

 mmtif:StatementsTable
432 Components of equity [Axis] Axis ifrs-full:ComponentsOfEquityAxis
433 Equity components [Domain] Member ifrs-full:EquityMember
434 Share capital [Member] Member ifrs-full:IssuedCapitalMember
435 Equity transactions [Axis] Axis mmtif:EquityTransactionsAxis
436 Equity transactions [Domain] Member mmtif:EquityTransactionsDomain
437 Settlement of Arm's Length Service Provider [Member] Member mmtif:SettlementOfArmsLengthServiceProviderMember
438 Classes of entity's own equity instruments [axis] Axis ifrs-full:ClassesOfEntitysOwnEquityInstrumentsAxis
439 Entity's own equity instruments [member] Member ifrs-full:EntitysOwnEquityInstrumentsMember
440 Special Redeemable Voting Preference Shares [Member] Member mmtif:SpecialRedeemableVotingPreferenceSharesMember
441 Statements Line Items LineItems mmtif:StatementsLineItems
442 Number of shares authorized Concept (Shares) As Of ifrs-full:NumberOfSharesAuthorised
443 Shares issued on settlement of services (Shares) Concept (Shares) For Period mmtif:SharesIssuedOnSettlementOfServicesShares
444 Shares issued on settlement of services Concept (Monetary) For Period Debit mmtif:SharesIssuedOnSettlementOfServices
445 Share price Concept (Share) For Period mmtif:SharesPrice
446 Shares held in trust to be released in tranches Concept (Shares) For Period mmtif:SharesHeldInTrustToBeReleasedInTranches
447 Treasury shares to be cancelled Concept (Shares) For Period mmtif:TreasurySharesToBeCancelledShares
448 Treasury shares cancelled Concept (Shares) For Period mmtif:TreasurySharesCancelledShares
449 Private placements of shares for cash Concept (Monetary) For Period Credit mmtif:IncreaseDecreaseThroughPrivatePlacementsOfSharesForCash
450 Private placements of shares for cash (Shares) Concept (Shares) For Period mmtif:IncreaseDecreaseThroughPrivatePlacementsOfSharesForCashShares
451 048 - Disclosure - Stock options (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/StockOptionsNarrativeDetails
452 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

 ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
453 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
454 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
455 Directors and Officers [Member] Member mmtif:DirectorsAndOfficersMember
456 Employees [Member] Member mmtif:EmployeesMember
457 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
458 Stock options to be granted Concept (Shares) For Period mmtif:StockOptionsToBeGranted
459 Stock options maximum term Concept (xbrli:durationItemType) For Period mmtif:StockOptionsMaximumTerm
460 Weighted average exercise price Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
461 Number of stock options issued Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
462 049 - Disclosure - Income taxes (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/IncomeTaxesNarrativeDetails
463 Statements Table Table

*

*

 mmtif:StatementsTable
464 Scenario [Axis] Axis mmtif:ScenarioAxis
465 Scenario [Domain] Member mmtif:ScenarioDomain
466 Approximations [Member] Member mmtif:ApproximationsMember
467 Legal Entity [Axis] Axis dei:LegalEntityAxis
468 Entity [Domain] Member dei:EntityDomain
469 Statements Line Items LineItems mmtif:StatementsLineItems
470 Non-capital losses Concept (Monetary) As Of ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised
471 Capital loss carry forwards Concept (Monetary) For Period Credit mmtif:CapitalLossCarryForwards
472 050 - Disclosure - Key management compensation and related party transactions (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/KeyManagementCompensationAndRelatedPartyTransactionsNarrativeDetails
473 Statements Table Table

*

*

 mmtif:StatementsTable
474 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
475 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
476 Former Chairman [Member] Member mmtif:FormerChairmanMember
477 President of MAST [Member] Member mmtif:PresidentOfMastMember
478 Directors and Officers [Member] Member mmtif:DirectorsAndOfficersMember
479 Officers, Directors And Senior Employee [Member] Member mmtif:OfficersDirectorsAndSeniorEmployeeMember
480 Officers [Member] Member mmtif:OfficersMember
481 Chief Technology officer [Member] Member mmtif:ChiefTechnologyOfficerMember
482 Statements Line Items LineItems mmtif:StatementsLineItems
483 Cash compensation Concept (Monetary) For Period Debit ifrs-full:DirectorsRemunerationExpense
484 Stock options granted Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
485 Exercise price, stock options granted Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
486 Options exercised Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
487 Proceeds from exercise of options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
488 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
489 Amounts payable, related parties Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
490 Amounts receivable related party transactions Concept (Monetary) As Of Debit ifrs-full:AmountsReceivableRelatedPartyTransactions
491 Payables to related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesToRelatedParties
492 051 - Disclosure - Commitments (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/CommitmentsNarrativeDetails
493 Statements Table Table

*

*

 mmtif:StatementsTable
494 Categories of commitments [Axis] Axis mmtif:CategoriesOfCommitmentsAxis
495 Capital commitments [Domain] Member mmtif:CapitalCommitmentsDomain
496 Lease [Member] Member mmtif:LeaseMember
497 Statements Line Items LineItems mmtif:StatementsLineItems
498 Lease term Concept (xbrli:durationItemType) For Period mmtif:LeaseTerm
499 Rental expense, monthly Concept (Monetary) For Period Debit ifrs-full:RentalExpense
500 052 - Disclosure - Contingencies (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/ContingenciesNarrativeDetails
501 Statements Table Table

*

*

 mmtif:StatementsTable
502 Components of equity [Axis] Axis ifrs-full:ComponentsOfEquityAxis
503 Equity components [Domain] Member ifrs-full:EquityMember
504 Share capital [Member] Member ifrs-full:IssuedCapitalMember
505 Legal Entity [Axis] Axis dei:LegalEntityAxis
506 Entity [Domain] Member dei:EntityDomain
507 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
508 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
509 Mr. Steven Van Fleet Member mmtif:StevenVanFleetMember
510 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
511 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
512 Contingencies Member ifrs-full:EnteringIntoSignificantCommitmentsOrContingentLiabilitiesMember
513 Statements Line Items LineItems mmtif:StatementsLineItems
514 Legal contingency, damages sought Concept (Monetary) For Period Debit mmtif:LegalContingencyDamagesSought
515 Maximum damages counter claims Concept (Monetary) For Period Debit mmtif:MaximumDamagesCounterclaims
516 Accruals on counterclaims Concept (Monetary) As Of Debit mmtif:AccrualsOnCounterclaims
517 053 - Disclosure - Financial risk management (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/FinancialRiskManagementNarrativeDetails
518 Implied Table Table

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*

 implied:Table
519 Notes to Financial Statements [Abstract] Abstract mmtif:NotesToFinancialStatementsAbstract
520 Sensitivity analysis, variance, percentage Concept (Percent) For Period mmtif:SensitivityAnalysisVariancePercentage
521 Value at risk Concept (Monetary) As Of ifrs-full:ValueAtRisk
522 054 - Disclosure - Subsequent events (Narrative) (Details) Network

*

*

 http://www.micromeminc.com/role/SubsequentEventsNarrativeDetails
523 Disclosure of non-adjusting events after reporting period [table] Table

*

*

 ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodTable
524 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
525 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
526 Subsequent Events [Member] Member mmtif:SubsequentEventsMember
527 Disclosure of non-adjusting events after reporting period [line items] LineItems ifrs-full:DisclosureOfNonadjustingEventsAfterReportingPeriodLineItems
528 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
529 Repayments of borrowings, classified as financing activities Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
530 Convertible debentures, converted amount Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesConvertedAmount
531 Shares issued on conversion of convertible debenture (Shares) Concept (Shares) For Period mmtif:SharesIssuedOnConversionOfConvertibleDebentureShares
532 Proceeds from private placements Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
533 Shares issued for private placement Concept (Shares) For Period ifrs-full:IncreaseDecreaseInNumberOfSharesOutstanding
534 Number of share options expired in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
535 055 - Disclosure - Disclosure of detailed information about estimated useful life or depreciation rate (Details) Network

*

*

 http://www.micromeminc.com/role/DisclosureDisclosureOfDetailedInformationAboutEstimatedUsefulLifeOrDepreciationRateExplanatoryDetails
536 Statements Table Table

*

*

 mmtif:StatementsTable
537 Classes of property, plant and equipment [Axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
538 Property, plant and equipment [Domain] Member ifrs-full:PropertyPlantAndEquipmentMember
539 Computers [Member] Member mmtif:ComputersMember
540 Office equipment [Member] Member ifrs-full:OfficeEquipmentMember
541 Statements Line Items LineItems mmtif:StatementsLineItems
542 Useful lives or depreciation rates, property, plant and equipment Concept (Text/String) For Period ifrs-full:UsefulLivesOrDepreciationRatesPropertyPlantAndEquipment
543 056 - Disclosure - Disclosure of detailed information about property, plant and equipment (Details) Network

*

*

 http://www.micromeminc.com/role/DisclosureDisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatoryDetails
544 Statements Table Table

*

*

 mmtif:StatementsTable
545 Classes of property, plant and equipment [Axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
546 Property, plant and equipment [Domain] Member ifrs-full:PropertyPlantAndEquipmentMember
547 Computers [Member] Member mmtif:ComputersMember
548 Furniture and equipment [Member] Member ifrs-full:OfficeEquipmentMember
549 Carrying amount, accumulated depreciation, amortization and impairment and gross carrying amount [Axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
550 Carrying amount [Domain] Member ifrs-full:CarryingAmountMember
551 Cost [Member] Member ifrs-full:GrossCarryingAmountMember
552 Accumulated amortization [Member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
553 Legal Entity [Axis] Axis dei:LegalEntityAxis
554 Entity [Domain] Member dei:EntityDomain
555 Statements Line Items LineItems mmtif:StatementsLineItems
556 Property and equipment, net Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
557 057 - Disclosure - Disclosure of detailed information about development costs (recovery) (Details) Network

*

*

 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutDevelopmentCostsRecoveryDetails
558 Statements Table Table

*

*

 mmtif:StatementsTable
559 Legal Entity [Axis] Axis dei:LegalEntityAxis
560 Entity [Domain] Member dei:EntityDomain
561 Statements Line Items LineItems mmtif:StatementsLineItems
562 Statements Of Financial Position [Abstract] Abstract mmtif:StatementsOfFinancialPositionAbstract
563 Opening balance of capitalized development costs Concept (Monetary) As Of Debit mmtif:CapitalizedDevelopmentCosts
564 Development costs incurred and capitalized Concept (Monetary) For Period Debit mmtif:DevelopmentCostsIncurredAndCapitalized
565 Development costs recovered and capitalized Concept (Monetary) For Period Debit mmtif:DevelopmentCostsRecoveredAndCapitalized
566 Write-down of capitalized development costs Concept (Monetary) For Period Debit mmtif:WriteDownOfCapitalizedDevelopmentCosts
567 Closing balance of capitalized development costs Concept (Monetary) As Of Debit mmtif:CapitalizedDevelopmentCosts
568 Statements Of Operations And Comprehensive Loss [Abstract] Abstract mmtif:StatementsOfOperationsAndComprehensiveLossAbstract
569 Development costs incurred and expensed Concept (Monetary) For Period Debit mmtif:DevelopmentCostsIncurredAndExpensed
570 Development costs recovered and netted from expense Concept (Monetary) For Period Credit mmtif:DevelopmentCostsRecoveredAndNettedFromExpense
571 Write-down of capitalized development costs Concept (Monetary) For Period Debit mmtif:WriteDownOfCapitalizedDevelopmentCosts
572 Development costs (recovery) Concept (Monetary) For Period Debit mmtif:DevelopmentCostsRecovery
573 058 - Disclosure - Disclosure of detailed information about patents (Details) Network

*

*

 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutPatentsDetails
574 Statements Table Table

*

*

 mmtif:StatementsTable
575 Carrying amount, accumulated depreciation, amortization and impairment and gross carrying amount [Axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
576 Carrying amount [Domain] Member ifrs-full:CarryingAmountMember
577 Cost [Member] Member ifrs-full:GrossCarryingAmountMember
578 Accumulated amortization [Member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
579 Legal Entity [Axis] Axis dei:LegalEntityAxis
580 Entity [Domain] Member dei:EntityDomain
581 Statements Line Items LineItems mmtif:StatementsLineItems
582 Patents, beginning of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
583 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
584 Patents, end of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
585 059 - Disclosure - Disclosure of detailed information about convertible debenture (Details) Network

*

*

 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutConvertibleDebentureDetails
586 Convertible Debentures [Table] Table

*

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 mmtif:ConvertibleDebenturesTable
587 Convertible Debentures [Axis] Axis mmtif:ConvertibleDebenturesAxis
588 Convertible Debentures [Domain] Member mmtif:ConvertibleDebenturesDomain
589 USD denominated debentures with equity components and CDN denominated debentures with embedded derivatives Member mmtif:UsdDenominatedDebenturesWithEquityComponentsAndCdnDenominatedDebenturesWithEmbeddedDerivativesMember
590 USD denominated debentures with embedded derivatives Member mmtif:UsdDenominatedDebenturesWithEmbeddedDerivativesMember
591 Convertible Debentures [Line Items] LineItems mmtif:ConvertibleDebenturesLineItems
592 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
593 Derivative liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
594 Equity component of convertible debentures Concept (Monetary) As Of Credit ifrs-full:ReserveOfEquityComponentOfConvertibleInstruments
595 060 - Disclosure - Disclosure of detailed information about USD denominated debentures with equity components and CDN denominated debentures with embedded derivatives (Details) Network

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 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutUsdDenominatedDebenturesWithEquityComponentsAndCdnDenominatedDebenturesWithEmbeddedDerivativesDetails
596 Convertible Debentures [Table] Table

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 mmtif:ConvertibleDebenturesTable
597 Convertible Debentures [Axis] Axis mmtif:ConvertibleDebenturesAxis
598 Convertible Debentures [Domain] Member mmtif:ConvertibleDebenturesDomain
599 USD denominated debentures with equity components Member mmtif:UsdDenominatedDebenturesWithEquityComponentsMember
600 CDN denominated debentures with embedded derivatives Member mmtif:CdnDenominatedDebenturesWithEmbeddedDerivativesMember
601 Range [axis] Axis ifrs-full:RangeAxis
602 Ranges [member] Member ifrs-full:RangesMember
603 Minimum Member ifrs-full:BottomOfRangeMember
604 Maximum Member ifrs-full:TopOfRangeMember
605 Convertible Debentures [Line Items] LineItems mmtif:ConvertibleDebenturesLineItems
606 Loan Principal Abstract mmtif:ConvertibleDebenturesOutstandingAbstract
607 Opening balance Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesOutstanding
608 Issuance during the year Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesOutstandingIssuanceDuringPeriod
609 Repayment or conversion Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesOutstandingRepaymentOrConversionDuringPeriod
610 Outstanding at year-end Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesOutstanding
611 Terms of Loan Abstract mmtif:DebtInstrumentTermsAbstract
612 Annual interest rate Concept (Percent) For Period mmtif:ConvertibleDebenturesInterestRateDuringPeriod
613 Effective annual interest rate Concept (Percent) As Of mmtif:ConvertibleDebenturesInterestRateEffectivePercentage
614 Conversion price to common shares Concept (Share) As Of mmtif:ConvertibleDebenturesConversionPrice
615 Remaining life (in months) Concept (xbrli:durationItemType) For Period mmtif:DebtInstrumentRemainingLife
616 Consolidated Statements of Financial Position Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfFinancialPositionAbstract
617 Carrying value of loan principal Concept (Monetary) As Of Credit mmtif:CarryingValueOfLoanPrincipal
618 Interest payable Concept (Monetary) As Of Credit ifrs-full:InterestPayable
619 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
620 Derivative liability Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
621 Equity component Concept (Monetary) As Of Credit ifrs-full:ReserveOfEquityComponentOfConvertibleInstruments
622 Consolidated Statements of Operations and Comprehensive Loss Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfOperationsAndComprehensiveLossAbstract
623 Accretion expense Concept (Monetary) For Period Debit mmtif:AccretionExpenseForDerivativeLiabilities
624 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
625 Gain on revaluation of derivative liability Concept (Monetary) For Period Credit mmtif:GainLossOnEmbeddedDerivativeLiabilities
626 Loss on conversion Concept (Monetary) For Period Credit mmtif:GainsLossesOnConversionOfDebt
627 Loss (gain) on extinguishment Concept (Monetary) For Period Debit mmtif:LossGainOnExtinguishmentOfDebt
628 Consolidated Statements of Changes in Equity Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfChangesInEquityAbstract
629 Amount of principal converted to common shares Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesConvertedInstrumentAmount
630 Amount of interest converted to common shares Concept (Monetary) For Period Credit mmtif:DebtConversionConvertedInstrumentInterestAmount
631 Number of common shares issued on conversion of convertible debentures Concept (Shares) For Period mmtif:ConvertibleDebenturesConvertedInstrumentSharesIssued
632 Consolidated Statements of Cash Flows Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfCashFlowsAbstract
633 Amount of principal repaid in cash Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfCurrentBorrowings
634 Amount of interest repaid in cash Concept (Monetary) For Period Credit mmtif:RepaymentsOfDebtInterest
635 061 - Disclosure - Disclosure of detailed information about USD denominated debentures with embedded derivatives (Details) Network

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 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutUsdDenominatedDebenturesWithEmbeddedDerivativesDetails
636 Convertible Debentures [Table] Table

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 mmtif:ConvertibleDebenturesTable
637 Convertible Debentures [Axis] Axis mmtif:ConvertibleDebenturesAxis
638 Convertible Debentures [Domain] Member mmtif:ConvertibleDebenturesDomain
639 USD denominated debentures with embedded derivatives Member mmtif:UsdDenominatedDebenturesWithEmbeddedDerivativesMember
640 Range [axis] Axis ifrs-full:RangeAxis
641 Ranges [member] Member ifrs-full:RangesMember
642 Minimum Member ifrs-full:BottomOfRangeMember
643 Maximum Member ifrs-full:TopOfRangeMember
644 Conversion Price [Axis] Axis mmtif:ConversionPriceAxis
645 Conversion Price [Domain] Member mmtif:ConversionPriceDomain
646 Conversion price defined as 75% multiplied by average of lowest 3 closing stock prices for the 10 trading days Member mmtif:ConversionPriceOneMember
647 Conversion price defined as 75% multiplied by lowest stock price for the 20 trading days Member mmtif:ConversionPriceTwoMember
648 Conversion price defined as 80% multiplied by lowest 3 closing stock prices for the 10 trading days Member mmtif:ConversionPriceThreeMember
649 Conversion price defined as 75% multiplied by lowest stock price for the 15 trading days Member mmtif:ConversionPriceFourMember
650 Convertible Debentures [Line Items] LineItems mmtif:ConvertibleDebenturesLineItems
651 Loan Principal Abstract mmtif:ConvertibleDebenturesOutstandingAbstract
652 Opening balance Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesOutstanding
653 Issuance during the year Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesOutstandingIssuanceDuringPeriod
654 Repayment or conversion Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesOutstandingRepaymentOrConversionDuringPeriod
655 Outstanding at year-end Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesOutstanding
656 Terms of Loan Abstract mmtif:DebtInstrumentTermsAbstract
657 Annual interest rate Concept (Percent) For Period mmtif:ConvertibleDebenturesInterestRateDuringPeriod
658 Effective annual interest rate Concept (Percent) As Of mmtif:ConvertibleDebenturesInterestRateEffectivePercentage
659 Conversion price to common shares Concept (Share) As Of mmtif:ConvertibleDebenturesConversionPrice
660 Remaining life (in months) Concept (xbrli:durationItemType) For Period mmtif:DebtInstrumentRemainingLife
661 Consolidated Statements of Financial Position Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfFinancialPositionAbstract
662 Carrying value of loan principal Concept (Monetary) As Of Credit mmtif:CarryingValueOfLoanPrincipal
663 Interest payable Concept (Monetary) As Of Credit ifrs-full:InterestPayable
664 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
665 Derivative liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
666 Consolidated Statements of Operations and Comprehensive Loss Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfOperationsAndComprehensiveLossAbstract
667 Accretion expense Concept (Monetary) For Period Debit mmtif:AccretionExpenseForDerivativeLiabilities
668 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
669 Gain on revaluation of derivative liability Concept (Monetary) For Period Credit mmtif:GainLossOnEmbeddedDerivativeLiabilities
670 Loss on conversion Concept (Monetary) For Period Credit mmtif:GainsLossesOnConversionOfDebt
671 Consolidated Statements of Changes in Equity Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfChangesInEquityAbstract
672 Amount of principal converted to common shares Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesConvertedInstrumentAmount
673 Amount of interest converted to common shares Concept (Monetary) For Period Credit mmtif:DebtConversionConvertedInstrumentInterestAmount
674 Number of common shares issued on conversion of convertible debentures Concept (Shares) For Period mmtif:ConvertibleDebenturesConvertedInstrumentSharesIssued
675 Consolidated Statements of Cash Flows Abstract mmtif:ItemsIncludedInConsolidatedStatementsOfCashFlowsAbstract
676 Short-term loan repayment Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfCurrentBorrowings
677 Amount of interest repaid in cash Concept (Monetary) For Period Credit mmtif:RepaymentsOfDebtInterest
678 062 - Disclosure - Disclosure of detailed information about underlying assumptions (Details) Network

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 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutUnderlyingAssumptionsDetails
679 Convertible Debentures [Table] Table

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 mmtif:ConvertibleDebenturesTable
680 Range [axis] Axis ifrs-full:RangeAxis
681 Ranges [member] Member ifrs-full:RangesMember
682 Minimum Member ifrs-full:BottomOfRangeMember
683 Maximum Member ifrs-full:TopOfRangeMember
684 Convertible Debentures [Axis] Axis mmtif:ConvertibleDebenturesAxis
685 Convertible Debentures [Domain] Member mmtif:ConvertibleDebenturesDomain
686 Derivative liabilities Member mmtif:DerivativeLiabilitiesMember
687 Convertible Debentures [Line Items] LineItems mmtif:ConvertibleDebenturesLineItems
688 Share price Concept (Monetary) For Period mmtif:FairValueMeasurementInputSharePrice
689 Exercise price Concept (Monetary) For Period mmtif:FairValueMeasurementInputExercisePrice
690 Volatility factor (based on historical volatility) Concept (Percent) For Period mmtif:FairValueMeasurementInputVolatilityFactor
691 Risk free interest rate Concept (Percent) For Period mmtif:FairValueMeasurementInputRiskFreeInterestRate
692 Expected life of options (in months) Concept (xbrli:durationItemType) For Period mmtif:FairValueMeasurementInputExpectedLifeOfOptions
693 Expected dividend yield Concept (Percent) For Period mmtif:FairValueMeasurementInputExpectedDividendYield
694 Foreign exchange rate (as applicable) Concept (Monetary) For Period mmtif:FairValueMeasurementInputForeignExchangeRate
695 Call value Concept (Monetary) For Period mmtif:FairValueMeasurementInputCallValue
696 063 - Disclosure - Disclosure of number and weighted average exercise prices of share options (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfNumberAndWeightedAverageExercisePricesOfShareOptionsExplanatoryDetails
697 Statements Table Table

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 mmtif:StatementsTable
698 Legal Entity [Axis] Axis dei:LegalEntityAxis
699 Entity [Domain] Member dei:EntityDomain
700 Statements Line Items LineItems mmtif:StatementsLineItems
701 Number of share options outstanding in share-based payment arrangement at beginning of period Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
702 Weighted average exercise price of share options outstanding in share-based payment arrangement at beginning of period Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
703 Number of share options granted in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
704 Weighted average exercise price of share options granted in share-based payment arrangement Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
705 Number of share options exercised in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
706 Weighted average exercise price of share options exercised in share-based payment arrangement Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement
707 Proceeds realized from exercise of options Concept (Monetary) For Period Debit ifrs-full:ProceedsFromExerciseOfOptions
708 Number of share options expired in share-based payment arrangement Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExpiredInSharebasedPaymentArrangement
709 Weighted average exercise price of share options expired in share-based payment arrangement Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement
710 Number of share options outstanding in share-based payment arrangement at end of period Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
711 Weighted average exercise price of share options outstanding in share-based payment arrangement at end of period Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
712 064 - Disclosure - Disclosure of number and weighted average remaining contractual life of outstanding share options (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatoryDetails
713 Statements Table Table

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 mmtif:StatementsTable
714 Stock options by issuance date [Axis] Axis mmtif:StockOptionsByIssuanceDateAxis
715 Issuance date [Domain] Member mmtif:IssuanceDateDomain
716 January 22, 2013 [Member] Member mmtif:JanuaryTwoTwoTwoZeroOneThreeMember
717 September 16, 2013 [Member] Member mmtif:SeptemberOneSixTwoZeroOneThreeMember
718 February 10, 2014 [Member] Member mmtif:FebruaryOneZeroTwoZeroOneFourMember
719 April 25, 2014 [Member] Member mmtif:AprilTwoFiveTwoZeroOneFourMember
720 June 4, 2015 [Member] Member mmtif:JuneFourTwoZeroOneFiveMember
721 August 20, 2015 [Member] Member mmtif:AugustTwoZeroTwoZeroOneFiveMember
722 September 30, 2015 [Member] Member mmtif:SeptemberThreeZeroTwoZeroOneFiveMember
723 December 30, 2016 [Member] Member mmtif:DecemberThreeZeroTwoZeroOneSixMember
724 June 29, 2018 [Member] Member mmtif:JuneTwentyNineTwoZeroOneEightMember
725 Legal Entity [Axis] Axis dei:LegalEntityAxis
726 Entity [Domain] Member dei:EntityDomain
727 Statements Line Items LineItems mmtif:StatementsLineItems
728 Number of stock options outstanding Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
729 Exercise price Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
730 Weighted average remaining contractual life of outstanding share options Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
731 Expiry date of stock options outstanding Concept (Text/String) For Period mmtif:ExpiryDateOfStockOptionsOutstanding
732 065 - Disclosure - Disclosure of detailed information about options, valuation assumptions (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfDetailedInformationAboutOptionsValuationAssumptionsExplanatoryDetails
733 Statements Table Table

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 mmtif:StatementsTable
734 Range [axis] Axis ifrs-full:RangeAxis
735 Ranges [member] Member ifrs-full:RangesMember
736 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
737 Top of range [member] Member ifrs-full:TopOfRangeMember
738 Legal Entity [Axis] Axis dei:LegalEntityAxis
739 Entity [Domain] Member dei:EntityDomain
740 Statements Line Items LineItems mmtif:StatementsLineItems
741 Share price at grant date (per share) Concept (Monetary) For Period ifrs-full:WeightedAverageSharePriceShareOptionsGranted
742 Exercise price Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
743 Volatility factor (based on historical volatility) Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
744 Risk free interest rate Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
745 Expected life of options (in years) Concept (Decimal) For Period ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
746 Expected dividend yield Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
747 Forfeiture rate Concept (Percent) For Period mmtif:ExpectedForfeitureRateStockOptionsGranted
748 Weighted average Black Scholes value at grant date Concept (Monetary) As Of Credit ifrs-full:WeightedAverageFairValueAtMeasurementDateShareOptionsGranted
749 066 - Disclosure - Disclosure of detailed information about basic and diluted loss per share (Details) Network

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 http://www.micromeminc.com/role/LosspershareDetails
750 Implied Table Table

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 implied:Table
751 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
752 Numerator Abstract mmtif:NumeratorAbstract
753 Loss attributable to common shareholders Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
754 Loss used in computation of basic and diluted loss per Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
755 Denominator Abstract mmtif:DenominatorAbstract
756 Weighted average number of common shares for computation of basic and diluted loss per share Concept (Shares) For Period ifrs-full:WeightedAverageShares
757 067 - Disclosure - Disclosure of unused tax losses (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfUnusedTaxLossesExplanatoryDetails
758 Statements Table Table

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 mmtif:StatementsTable
759 Geographical areas [Axis] Axis ifrs-full:GeographicalAreasAxis
760 Geographical areas [Domain] Member ifrs-full:GeographicalAreasMember
761 Canada [Member] Member country:CA
762 Other foreign [Member] Member mmtif:OtherForeignMember
763 United States [Member] Member country:US
764 Tax expiry dates [Axis] Axis mmtif:TaxExpiryDatesAxis
765 Tax Expiry Dates Domain Member mmtif:TaxExpiryDatesDomain
766 2026 [Member] Member mmtif:TwoZeroTwoSixMember
767 2027 [Member] Member mmtif:TwoZeroTwoSevenMember
768 2028 [Member] Member mmtif:TwoZeroTwoEightMember
769 2029 [Member] Member mmtif:TwoZeroTwoNineMember
770 2030 [Member] Member mmtif:TwoZeroThreeZeroMember
771 2031 [Member] Member mmtif:TwoZeroThreeOneMember
772 2032 [Member] Member mmtif:TwoZeroThreeTwoMember
773 2033 [Member] Member mmtif:TwoZeroThreeThreeMember
774 2034 [Member] Member mmtif:TwoZeroThreeFourMember
775 2035 [Member] Member mmtif:TwoZeroThreeFiveMember
776 2036 [Member] Member mmtif:TwoZeroThreeSixMember
777 2037 [Member] Member mmtif:TwoZeroThreeSevenMember
778 2038 [Member] Member mmtif:TwoZeroThreeEightMember
779 Legal Entity [Axis] Axis dei:LegalEntityAxis
780 Entity [Domain] Member dei:EntityDomain
781 Statements Line Items LineItems mmtif:StatementsLineItems
782 Non-capital losses Concept (Monetary) As Of ifrs-full:UnusedTaxLossesForWhichNoDeferredTaxAssetRecognised
783 068 - Disclosure - Disclosure of deferred taxes (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfDeferredTaxesExplanatoryDetails
784 Statements Table Table

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 mmtif:StatementsTable
785 Components of deferred tax assets [Axis] Axis mmtif:ComponentsOfDeferredTaxAssetsAxis
786 Components of deferred tax assets [Domain] Member mmtif:ComponentsOfDeferredTaxAssetsDomain
787 Non-capital losses and other [Member] Member mmtif:NoncapitalLossesAndOtherDeferredTaxAssetsMember
788 Capital losses [Member] Member mmtif:CapitalLossesMember
789 Property, equipment, patents and deferred costs [Member] Member mmtif:PropertyEquipmentPatentsAndDeferredCostsMember
790 Share Issuance Costs [Member] Member mmtif:ShareIssuanceCostsMember
791 Legal Entity [Axis] Axis dei:LegalEntityAxis
792 Entity [Domain] Member dei:EntityDomain
793 Statements Line Items LineItems mmtif:StatementsLineItems
794 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
795 Deferred tax assets not recognized Concept (Monetary) As Of Debit mmtif:DeferredTaxAssetsNotRecognized
796 Net deferred tax assets Concept (Monetary) As Of Debit ifrs-full:NetDeferredTaxAssets
797 069 - Disclosure - Disclosure of detailed information about effective income tax expense recovery (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfDetailedInformationAboutEffectiveIncomeTaxExpenseRecoveryExplanatoryDetails
798 Statements Table Table

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 mmtif:StatementsTable
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800 Entity [Domain] Member dei:EntityDomain
801 Statements Line Items LineItems mmtif:StatementsLineItems
802 Loss before income taxes Concept (Monetary) For Period Credit ifrs-full:AccountingProfit
803 Statutory tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
804 Expected income tax recovery Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
805 Non-deductible expenses and other items Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
806 Effect of exchange rate on deferred tax assets carried forward Concept (Monetary) For Period Debit mmtif:TaxEffectOfExchangeRates
807 Effect of higher tax rates in foreign jurisdiction Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfForeignTaxRates
808 Change in deferred income tax rates and other Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
809 Change in deferred tax assets not recognized Concept (Monetary) For Period Debit mmtif:TaxEffectOfChangesInDeferredTaxAssetsNotRecognized
810 Current tax expense (income) Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncome
811 070 - Disclosure - Disclosure of detailed information about components of general and administrative expenses (Details) Network

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 http://www.micromeminc.com/role/DisclosureDisclosureOfDetailedInformationAboutComponentsOfGeneralAndAdministrativeExpensesTableTextBlockDetails
812 Statements Table Table

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 mmtif:StatementsTable
813 Components of general and administrative expenses [Axis] Axis mmtif:ComponentsOfGeneralAndAdministrativeExpensesAxis
814 General and administrative expenses [Domain] Member mmtif:GeneralAndAdministrativeExpensesDomain
815 General and administrative [Member] Member mmtif:GeneralAndAdministrativeMember
816 Rent and occupancy cost [Member] Member mmtif:RentAndOccupancyCostMember
817 Office insurance [Member] Member mmtif:OfficeInsuranceMember
818 Telephone [Member] Member mmtif:TelephoneMember
819 Investor relations, listing and filing fees [Member] Member mmtif:InvestorRelationsListingAndFilingFeesMember
820 Legal Entity [Axis] Axis dei:LegalEntityAxis
821 Entity [Domain] Member dei:EntityDomain
822 Statements Line Items LineItems mmtif:StatementsLineItems
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824 071 - Disclosure - Disclosure of detailed information about components of professional, other fees and salaries (Details) Network

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825 Statements Table Table

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 mmtif:StatementsTable
826 Components of Professional Fees [Axis] Axis mmtif:ComponentsOfProfessionalFeesAxis
827 Professional and other fees [Domain] Member mmtif:ProfessionalAndOtherFeesDomain
828 Professional fees [Member] Member mmtif:ProfessionalFeesMember
829 Consulting fees [Member] Member mmtif:ConsultingFeesMember
830 Salaries and benefits [Member] Member mmtif:SalariesAndBenefitsMember
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832 Entity [Domain] Member dei:EntityDomain
833 Statements Line Items LineItems mmtif:StatementsLineItems
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835 072 - Disclosure - Disclosure of detailed information about supplemental cash flow information (Details) Network

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 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutSupplementalCashFlowInformationDetails
836 Statements Table Table

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 mmtif:StatementsTable
837 Legal Entity [Axis] Axis dei:LegalEntityAxis
838 Entity [Domain] Member dei:EntityDomain
839 Statements Line Items LineItems mmtif:StatementsLineItems
840 Balance at November 1, 2017 Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesAndDerivativeLiabilities
841 Cash flows from financing activities: Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
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843 Convertible debenture repayments Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
844 Non-cash changes: Abstract mmtif:NonCashChangesAbstract
845 Convertible debenture interest accrued Concept (Monetary) For Period Debit mmtif:ProceedsFromConvertibleDebentureInterestAccrued
846 Convertible debentures converted into common shares Concept (Monetary) For Period Debit mmtif:ConvertibleDebenturesPrincipalConvertedIntoCommonShares
847 Accretion Expenses Concept (Monetary) For Period Debit mmtif:AccretionExpenses
848 Gain on extinguishment of debt Concept (Monetary) For Period Credit ifrs-full:GainLossArisingFromDifferenceBetweenCarryingAmountOfFinancialLiabilityExtinguishedAndConsiderationPaid
849 Gain on revaluation of derivative liabilities Concept (Monetary) For Period Credit ifrs-full:GainsOnChangeInFairValueOfDerivatives
850 Convertible debenture renewal Concept (Monetary) For Period Credit mmtif:ConvertibleDebenturesRenewal
851 Foreign exchange gain Concept (Monetary) For Period Credit ifrs-full:NetForeignExchangeGain
852 Balance at October 31, 2018 Concept (Monetary) As Of Credit mmtif:ConvertibleDebenturesAndDerivativeLiabilities
853 073 - Disclosure - Disclosure of information about key management personnel (Details) Network

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 http://www.micromeminc.com/role/Disclosuredisclosureofamountsincurredbyentityforprovisionofkeymanagementpersonnelservicesprovidedbyseparatemanagemententitiesexplanatorydetails
854 Statements Table Table

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 mmtif:StatementsTable
855 Legal Entity [Axis] Axis dei:LegalEntityAxis
856 Entity [Domain] Member dei:EntityDomain
857 Statements Line Items LineItems mmtif:StatementsLineItems
858 Professional, other fees, and salaries Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
859 Stock-based compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
860 Key management compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
861 074 - Disclosure - Disclosure of detailed information about commitments (Details) Network

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 http://www.micromeminc.com/role/DisclosureOfDetailedInformationAboutCommitmentsDetails
862 Statements Table Table

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863 Maturity [axis] Axis ifrs-full:MaturityAxis
864 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
865 Less than one year [Member] Member ifrs-full:NotLaterThanOneYearMember
866 Two to five years [Member] Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
867 Statements Line Items LineItems mmtif:StatementsLineItems
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869 075 - Disclosure - Disclosure of detailed information about consolidated financial statements (Details) Network

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 http://www.micromeminc.com/role/FINANCIALRISKMANAGEMENTDetails
870 Statements Table Table

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871 Legal Entity [Axis] Axis dei:LegalEntityAxis
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876 Statements Line Items LineItems mmtif:StatementsLineItems
877 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
878 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:Borrowings
879 Trade payables and other liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
880 Derivative liabilities Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
881 076 - Disclosure - Disclosure of detailed information about analysis of the maturity of the trade payables (Details) Network

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

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 ifrs-full:DisclosureOfFinancialInstrumentsTable
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891 Less than 30 days past billing date Member ifrs-full:NotLaterThanOneMonthMember
892 31 to 90 days past billing date Member ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember
893 Over 90 days past billing date Member ifrs-full:LaterThanThreeMonthsMember
894 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
895 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayables
896 077 - Disclosure - Disclosure of detailed information about analysis of the maturity of the convertible debentures and derivative liabilities (Details) Network

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 http://www.micromeminc.com/role/FINANCIALRISKMANAGEMENTDetails2
897 Disclosure of detailed information about financial instruments [table] Table

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 ifrs-full:DisclosureOfFinancialInstrumentsTable
898 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
899 Risks [member] Member ifrs-full:TypesOfRisksMember
900 Liquidity risk Member ifrs-full:LiquidityRiskMember
901 Maturity [axis] Axis ifrs-full:MaturityAxis
902 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
903 Less than three months Member ifrs-full:NotLaterThanThreeMonthsMember
904 Three to six months Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
905 Six to twelve months Member ifrs-full:LaterThanSixMonthsAndNotLaterThanOneYearMember
906 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
907 Convertible debentures Concept (Monetary) As Of Credit ifrs-full:ShorttermBorrowings
908 Derivative liabilities Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
909 078 - Disclosure - Disclosure of detailed information about analysis of the maturity of the age of the development costs receivable (Details) Network

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 http://www.micromeminc.com/role/FINANCIALRISKMANAGEMENTDetails3
910 Disclosure of detailed information about financial instruments [table] Table

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 ifrs-full:DisclosureOfFinancialInstrumentsTable
911 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
912 Risks [member] Member ifrs-full:TypesOfRisksMember
913 Credit risk Member ifrs-full:CreditRiskMember
914 Maturity [axis] Axis ifrs-full:MaturityAxis
915 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
916 Less than 30 days past billing date Member ifrs-full:NotLaterThanOneMonthMember
917 31 to 90 days past billing date Member ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember
918 Disclosure of detailed information about financial instruments [line items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
919 Development costs receivable Concept (Monetary) As Of Debit mmtif:DevelopmentCostsReceivableCurrent

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