Central North Airport Group (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 00090 - Document - Document and Entity Information Network

*

*

 http://www.oma.aero/role/DocumentDocumentAndEntityInformation
2 Statement [Table] Table

*

*

 us-gaap:StatementTable
3 Class of Stock [Axis] Axis us-gaap:StatementClassOfStockAxis
4 Class of Stock [Domain] Member us-gaap:ClassOfStockDomain
5 Series B Class I Member omab:SeriesBClassIMember
6 Series BB Class I Member omab:SeriesBbClassIMember
7 Statement [Line Items] LineItems us-gaap:StatementLineItems
8 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
9 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
10 Document Type Concept (Submission Type) For Period dei:DocumentType
11 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
12 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
13 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
14 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
15 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
16 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
17 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
18 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
19 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
20 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
21 00100 - Statement - Consolidated Statements of Financial Position Network

*

*

 http://www.oma.aero/role/StatementConsolidatedStatementsOfFinancialPosition
22 Implied Table Table

*

*

 implied:Table
23 Consolidated Statements of Financial Position Abstract ifrs-full:StatementOfFinancialPositionAbstract
24 Assets: Abstract ifrs-full:AssetsAbstract
25 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
26 Other investments held to maturity Concept (Monetary) As Of Debit ifrs-full:CurrentHeldtomaturityInvestments
27 Accounts receivable, net Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
28 Recoverable taxes Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
29 Repayments for constructions to related parties Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
30 Repayments for contractors Concept (Monetary) As Of Debit ifrs-full:GrossAmountDueFromCustomersForContractWorkAsAsset
31 Other accounts receivable and prepaid expenses Concept (Monetary) As Of Debit omab:OtherAccountsReceivableAndPrepaidExpenses
32 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
33 Non-current assets: Abstract ifrs-full:NoncurrentAssetsAbstract
34 Property, leasehold improvements and equipment, net Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
35 Investment in airport concessions, net Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
36 Other assets, net Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
37 Deferred income taxes Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
38 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
39 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
40 Liabilities and shareholders’ equity: Abstract ifrs-full:EquityAndLiabilitiesAbstract
41 Current liabilities: Abstract ifrs-full:CurrentLiabilitiesAbstract
42 Current portion of long-term debt Concept (Monetary) As Of Credit ifrs-full:CurrentPortionOfLongtermBorrowings
43 Current major maintenance provision Concept (Monetary) As Of Credit omab:CurrentMajorMaintenanceProvision
44 Trade accounts payable Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
45 Payable taxes and other accrued expenses Concept (Monetary) As Of Credit omab:CurrentPayableTaxesAndOtherAccruedExpenses
46 Accounts payable to related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
47 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
48 Non-current liabilities: Abstract ifrs-full:NoncurrentLiabilitiesAbstract
49 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
50 Major maintenance provision Concept (Monetary) As Of Credit omab:NoncurrentMajorMaintenanceProvisions
51 Guarantee deposits Concept (Monetary) As Of Credit omab:GuaranteeDeposits
52 Labor obligations Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
53 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
54 Deferred income taxes Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
55 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
56 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
57 Commitment and contingencies Concept (Monetary) As Of Credit omab:CommitmentAndContingencies
58 Shareholders’ equity Abstract ifrs-full:EquityAbstract
59 Common stock Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
60 Additional paid-in capital Concept (Monetary) As Of Credit ifrs-full:AdditionalPaidinCapital
61 Total Contributed capital Concept (Monetary) As Of Credit omab:ContributedCapital
62 Reserve for repurchase of shares Concept (Monetary) As Of Credit ifrs-full:CapitalRedemptionReserve
63 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
64 Accumulated other comprehensive income Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
65 Total Earned capital Concept (Monetary) As Of Credit omab:EarnedCapital
66 Controlling interest Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
67 Non-controlling interest Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
68 Total shareholders’ equity Concept (Monetary) As Of Credit ifrs-full:Equity
69 Total liabilities and shareholders’ equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
70 00200 - Statement - Consolidated Statements of Income and Other Comprehensive Income Network

*

*

 http://www.oma.aero/role/StatementConsolidatedStatementsOfIncomeAndOtherComprehensiveIncome
71 Implied Table Table

*

*

 implied:Table
72 Consolidated Statements of Income and Other Comprehensive Income Abstract ifrs-full:IncomeStatementAbstract
73 Revenues: Abstract ifrs-full:RevenueAbstract
74 Aeronautical services Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfAeronauticalServices
75 Non-aeronautical services Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfNonAeronauticalServices
76 Construction services Concept (Monetary) For Period Credit ifrs-full:RevenueRecognisedOnExchangingConstructionServicesForIntangibleAsset
77 Total revenues Concept (Monetary) For Period Credit ifrs-full:Revenue
78 Operating costs and expenses: Abstract ifrs-full:ExpenseByNatureAbstract
79 Cost of services, excluding depreciation and amortization Concept (Monetary) For Period Debit omab:CostOfServicesExcludingDepreciationAndAmortization
80 Major maintenance provision Concept (Monetary) For Period Debit omab:MajorMaintenanceProvision
81 Cost of construction Concept (Monetary) For Period Debit omab:ConstructionContractsCost
82 Administrative expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
83 Right to use airport facilities Concept (Monetary) For Period Debit omab:RightToUseAirportFacilitiesConcessionTax
84 Technical assistance fees Concept (Monetary) For Period Debit omab:TechnicalAssistanceFeeRelatedPartyTransactions
85 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
86 Other income, net Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
87 Total operating costs and expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
88 Operating income Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
89 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
90 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
91 Exchange loss, net Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
92 Total non-operating loss Concept (Monetary) For Period Debit omab:NonOperatingExpenseIncome
93 Income before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
94 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
95 Consolidated net income for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
96 Other comprehensive (loss) income: Abstract ifrs-full:OtherComprehensiveIncomeAbstract
97 Items that will not be subsequently reclassified to profit or loss: Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
98 Actuarial (loss) gain on labor obligations Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
99 Income tax relating to actuarial loss (gain) on labor obligations Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome
100 Total other comprehensive (loss) income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
101 Total comprehensive income for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
102 Consolidated net income attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
103 Controlling interest Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
104 Non-controlling interest Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
105 Comprehensive income attributable to: Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
106 Controlling interest Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
107 Non-controlling interest Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
108 Basic and diluted earnings per share of controlling interest Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
109 Weighted average shares outstanding Concept (Shares) For Period ifrs-full:WeightedAverageShares
110 00300 - Statement - Consolidated Statements of Changes in Shareholders’ Equity Network

*

*

 http://www.oma.aero/role/StatementConsolidatedStatementsOfChangesInShareholdersEquity
111 Statement of changes in equity [table] Table

*

*

 ifrs-full:StatementOfChangesInEquityTable
112 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
113 Equity [member] Member ifrs-full:EquityMember
114 Common stock Member ifrs-full:IssuedCapitalMember
115 Additional paid-in capital Member ifrs-full:AdditionalPaidinCapitalMember
116 Total contributed capital Member omab:TotalContributedCapitalMember
117 Reserve for repurchase of shares Member ifrs-full:CapitalRedemptionReserveMember
118 Retained earnings Member ifrs-full:RetainedEarningsMember
119 Accumulated other comprehensive income Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
120 Total earned capital Member omab:TotalEarnedCapitalMember
121 Total controlling interest Member ifrs-full:EquityAttributableToOwnersOfParentMember
122 Total non-controlling interest Member ifrs-full:NoncontrollingInterestsMember
123 Consolidated Statements of Changes in Shareholders’ Equity LineItems ifrs-full:StatementOfChangesInEquityLineItems
124 Balances Concept (Monetary) As Of Credit ifrs-full:Equity
125 Balances (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
126 Decrease in common stock (Ps. 3.00 per share) Concept (Monetary) For Period Debit ifrs-full:ReductionOfIssuedCapital
127 Repurchase of shares, net Concept (Monetary) For Period Debit ifrs-full:PurchaseOfTreasuryShares
128 Repurchase of shares, net (in shares) Concept (Shares) For Period omab:NumberOfTreasurySharesPurchased
129 Increase in a non-controlling interest Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughOtherContributionsByOwners
130 Consolidated comprehensive income Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
131 Issuance of shares, net Concept (Monetary) For Period Credit ifrs-full:IssueOfEquity
132 Issuance of shares, net (in shares) Concept (Shares) For Period omab:IssueOfEquityShares
133 Dividend paid Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent
134 Increase in reserve for repurchase of shares Concept (Monetary) For Period Credit omab:IncreaseInReserveForRepurchaseOfShares
135 Balances Concept (Monetary) As Of Credit ifrs-full:Equity
136 Balances (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
137 00301 - Statement - Consolidated Statements of Changes in Shareholders’ Equity (Parenthetical) Network

*

*

 http://www.oma.aero/role/StatementConsolidatedStatementsOfChangesInShareholdersEquityParenthetical
138 Implied Table Table

*

*

 implied:Table
139 Consolidated Statements of Changes in Shareholders’ Equity Abstract ifrs-full:StatementOfChangesInEquityAbstract
140 Decrease in common stock (per share) Concept (Share) For Period omab:ReductionOfIssuedCapitalPerShare
141 00400 - Statement - Consolidated Statements of Cash Flows Network

*

*

 http://www.oma.aero/role/StatementConsolidatedStatementsOfCashFlows
142 Implied Table Table

*

*

 implied:Table
143 Consolidated Statements of Cash Flows Abstract ifrs-full:StatementOfCashFlowsAbstract
144 Cash flows from operating activities: Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
145 Income before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
146 Adjustments for: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
147 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
148 Major maintenance provision Concept (Monetary) For Period Debit omab:AdjustmentsForMajorMaintenanceProvisions
149 Increase (decrease) in allowance for doubtful accounts Concept (Monetary) For Period Debit omab:AdjustmentsForIncreaseDecreaseAllowanceForDoubtfulAccounts
150 (Gain) loss on sale of property and equipment Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
151 Present value of major maintenance provision Concept (Monetary) For Period Debit omab:PresentValueOfMajorMaintenanceProvisionAdjustmentsForWhichCashEffectsAreFinancingCashFlow
152 Interest income Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForInterestIncome
153 Interest expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForInterestExpense
154 Unrealized exchange rate fluctuation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
155 Profit (loss) after adjustments Concept (Monetary) For Period Debit omab:ProfitLossBeforeTaxAfterAdjustments
156 Trade accounts receivable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable
157 Recoverable tax Concept (Monetary) For Period Debit omab:AdjustmentsForDecreaseIncreaseInRecoverableTax
158 Other accounts receivable and prepaid expenses Concept (Monetary) For Period Debit omab:AdjustmentsForDecreaseIncreaseInOtherAccountsReceivableAndPrepaidExpenses
159 Trade accounts payable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAccountPayable
160 Payable taxes and other accrued expenses Concept (Monetary) For Period Debit omab:AdjustmentsForIncreaseDecreaseInPayableTaxesAndOtherAccruedExpenses
161 Income taxes paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
162 Related parties, net Concept (Monetary) For Period Debit omab:AdjustmentsForDecreaseIncreaseInRelatedPartiesNet
163 Major maintenance provision Concept (Monetary) For Period Credit omab:AdjustmentsForDecreaseIncreaseInMajorMaintenanceProvision
164 Guarantee deposits and labor obligations Concept (Monetary) For Period Debit omab:AdjustmentsForDecreaseIncreaseInGuaranteeDepositsAndLaborObligations
165 Net cash flows from operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
166 Cash flows by investment activities: Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
167 Acquisition of property improvements Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
168 Other non-current assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities
169 Proceeds from sale of property and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
170 Acquisition of improvements in concessioned assets Concept (Monetary) For Period Credit omab:PurchaseOfImprovementsInConcessionedAssets
171 Other investments held to maturity Concept (Monetary) For Period Debit omab:ProceedsPurchaseOfOtherInvestmentsHeldToMaturity
172 Interest received Concept (Monetary) For Period Debit ifrs-full:InterestReceivedClassifiedAsInvestingActivities
173 Net cash flows used by investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
174 Cash flow from financing activities: Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
175 Cash received from debt financing and debt securities Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfBondsNotesAndDebentures
176 Payment of long-term debt Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfBorrowingsClassifiedAsFinancingActivities
177 Interest paid Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsFinancingActivities
178 Capital reduction Concept (Monetary) For Period Credit omab:PaymentOnCapitalReduction
179 Dividends paid Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
180 Issuance (repurchase) of shares Concept (Monetary) For Period Credit omab:ProceedsRepurchaseOfShares
181 Increase in non-controlling interest Concept (Monetary) For Period Debit ifrs-full:ProceedsFromContributionsOfNoncontrollingInterests
182 Net cash used by financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
183 Net increase (decrease) in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
184 Effects of exchange rate changes on the foreign currency Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
185 Cash and cash equivalents at the beginning of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
186 Cash and cash equivalents at the end of the year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
187 Non cash investing activities which are not reflected in the consolidated statements of cash flows: Abstract omab:CashFlowNoncashInvestingDisclosureAbstract
188 Acquisition of property, leasehold improvements and equipment, including finance lease Concept (Monetary) For Period Debit omab:NoncashOrPartNoncashAcquisitionPropertyLeaseholdImprovementsAndEquipmentAcquired
189 Acquisition of other assets Concept (Monetary) For Period Debit omab:NoncashOrPartNoncashAcquisitionOtherAssets
190 Acquisition of improvements in concessioned assets Concept (Monetary) For Period Debit omab:NoncashOrPartNoncashAcquisitionImprovementsInConcessionedAssetsAcquired
191 10101 - Disclosure - Nature of business operations Network

*

*

 http://www.oma.aero/role/DisclosureNatureOfBusinessOperations
192 Implied Table Table

*

*

 implied:Table
193 Nature of business operations Abstract omab:NatureOfBusinessOperationsAbstract
194 Nature of business operations Concept (Text Block (HTML)) For Period omab:DisclosureOfNatureOfBusinessOperationsTextBlock
195 10201 - Disclosure - Significant events Network

*

*

 http://www.oma.aero/role/DisclosureSignificantEvents
196 Implied Table Table

*

*

 implied:Table
197 Significant events Abstract omab:DisclosureOfSignificantEventsAbstract
198 Significant events Concept (Text Block (HTML)) For Period omab:DisclosureOfSignificantEventsTextBlock
199 10301 - Disclosure - Basis of presentation and consolidation Network

*

*

 http://www.oma.aero/role/DisclosureBasisOfPresentationAndConsolidation
200 Implied Table Table

*

*

 implied:Table
201 Basis of presentation and consolidation Abstract ifrs-full:DisclosureOfReclassificationsOrChangesInPresentationAbstract
202 Basis of presentation and consolidation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfConsolidationExplanatory
203 10401 - Disclosure - Significant accounting policies Network

*

*

 http://www.oma.aero/role/DisclosureSignificantAccountingPolicies
204 Implied Table Table

*

*

 implied:Table
205 Significant accounting policies Abstract omab:DisclosureOfSignificantAccountingPoliciesAbstract
206 Significant accounting policies Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSummaryOfSignificantAccountingPoliciesExplanatory
207 10501 - Disclosure - Critical accounting judgments and key sources of estimation uncertainty Network

*

*

 http://www.oma.aero/role/DisclosureCriticalAccountingJudgmentsAndKeySourcesOfEstimationUncertainty
208 Implied Table Table

*

*

 implied:Table
209 Critical accounting judgments and key sources of estimation uncertainty Abstract omab:CriticalAccountingJudgmentsAndKeySourcesOfEstimationUncertaintyAbstract
210 Critical accounting judgments and key sources of estimation uncertainty Concept (Text Block (HTML)) For Period omab:DisclosureCriticalAccountingJudgmentsAndKeySourcesOfEstimationUncertaintyTextBlock
211 10601 - Disclosure - Cash and cash equivalents Network

*

*

 http://www.oma.aero/role/DisclosureCashAndCashEquivalents
212 Implied Table Table

*

*

 implied:Table
213 Cash and cash equivalents. Abstract ifrs-full:CashAndCashEquivalentsAbstract
214 Cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
215 10701 - Disclosure - Accounts receivable Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivable
216 Implied Table Table

*

*

 implied:Table
217 Accounts receivable Abstract omab:DisclosureOfAccountsReceivableAbstract
218 Accounts receivable Concept (Text Block (HTML)) For Period omab:DisclosureOfAccountsReceivableTextBlock
219 10801 - Disclosure - Other accounts receivable and prepaid expenses Network

*

*

 http://www.oma.aero/role/DisclosureOtherAccountsReceivableAndPrepaidExpenses
220 Implied Table Table

*

*

 implied:Table
221 Other accounts receivable and prepaid expenses. Abstract ifrs-full:CurrentPrepaymentsAndCurrentAccruedIncomeAbstract
222 Other accounts receivable and prepaid expenses Concept (Text Block (HTML)) For Period omab:DisclosureOfOtherAccountsReceivableAndPrepaidExpensesTextBlock
223 10901 - Disclosure - Property, leasehold improvements and equipment Network

*

*

 http://www.oma.aero/role/DisclosurePropertyLeaseholdImprovementsAndEquipment
224 Implied Table Table

*

*

 implied:Table
225 Disclosure of detailed information about property, plant and equipment [abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
226 Property, leasehold improvements and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
227 11001 - Disclosure - Investment in airport concessions Network

*

*

 http://www.oma.aero/role/DisclosureInvestmentInAirportConcessions
228 Implied Table Table

*

*

 implied:Table
229 Investment in airport concessions Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
230 Investment in airport concessions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsExplanatory
231 11101 - Disclosure - Composition of GACN Network

*

*

 http://www.oma.aero/role/DisclosureCompositionOfGacn
232 Implied Table Table

*

*

 implied:Table
233 Composition of GACN Abstract ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
234 Composition of GACN Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInSubsidiariesExplanatory
235 11201 - Disclosure - Trade accounts payable Network

*

*

 http://www.oma.aero/role/DisclosureTradeAccountsPayable
236 Implied Table Table

*

*

 implied:Table
237 Trade accounts payable Abstract ifrs-full:TradeAndOtherCurrentPayablesAbstract
238 Trade accounts payable Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
239 11301 - Disclosure - Payable taxes and other accrued expenses Network

*

*

 http://www.oma.aero/role/DisclosurePayableTaxesAndOtherAccruedExpenses
240 Implied Table Table

*

*

 implied:Table
241 Payable taxes and other accrued expenses Abstract ifrs-full:MiscellaneousCurrentLiabilitiesAbstract
242 Payable taxes and other accrued expenses Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAccruedExpensesAndOtherLiabilitiesExplanatory
243 11401 - Disclosure - Short-term debt Network

*

*

 http://www.oma.aero/role/DisclosureShortTermDebt
244 Implied Table Table

*

*

 implied:Table
245 Short-term debt Abstract omab:DisclosureOfDetailedInformationAboutShortTermBorrowingsAbstract
246 Short-term debt Concept (Text Block (HTML)) For Period omab:DisclosureOfShortTermBorrowingsTextBlock
247 11601 - Disclosure - Major maintenance provision Network

*

*

 http://www.oma.aero/role/DisclosureMajorMaintenanceProvision
248 Implied Table Table

*

*

 implied:Table
249 Major maintenance provision. Abstract omab:MajorMaintenanceProvisionAbstract
250 Major maintenance provision Concept (Text Block (HTML)) For Period omab:MajorMaintenanceProvisionTextBlock
251 11701 - Disclosure - Labor obligations Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligations
252 Implied Table Table

*

*

 implied:Table
253 Labor obligations Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
254 Labor obligations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
255 11901 - Disclosure - Income taxes Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxes
256 Implied Table Table

*

*

 implied:Table
257 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
258 Income taxes Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
259 12001 - Disclosure - Commitment and contingencies Network

*

*

 http://www.oma.aero/role/DisclosureCommitmentAndContingencies
260 Implied Table Table

*

*

 implied:Table
261 Disclosure of contingent liabilities [abstract] Abstract ifrs-full:DisclosureOfContingentLiabilitiesAbstract
262 Disclosure of commitments and contingent liabilities [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsAndContingentLiabilitiesExplanatory
263 12101 - Disclosure - Financial risk management Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagement
264 Implied Table Table

*

*

 implied:Table
265 Financial risk management Abstract ifrs-full:DisclosureOfCreditRiskExposureAbstract
266 Financial risk management Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialRiskManagementExplanatory
267 12201 - Disclosure - Shareholders' equity Network

*

*

 http://www.oma.aero/role/DisclosureShareholdersEquity
268 Implied Table Table

*

*

 implied:Table
269 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
270 Shareholders' equity Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfShareCapitalReservesAndOtherEquityInterestExplanatory
271 12301 - Disclosure - Accumulated other comprehensive loss Network

*

*

 http://www.oma.aero/role/DisclosureAccumulatedOtherComprehensiveLoss
272 Implied Table Table

*

*

 implied:Table
273 Accumulated other comprehensive loss Abstract ifrs-full:DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemAbstract
274 Accumulated other comprehensive loss Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemExplanatory
275 12401 - Disclosure - Other income Network

*

*

 http://www.oma.aero/role/DisclosureOtherIncome
276 Implied Table Table

*

*

 implied:Table
277 Other income Abstract omab:DisclosureOfAnalysisOfOtherIncomeAbstract
278 Other income Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherOperatingIncomeExplanatory
279 12501 - Disclosure - Related party balances and transactions Network

*

*

 http://www.oma.aero/role/DisclosureRelatedPartyBalancesAndTransactions
280 Implied Table Table

*

*

 implied:Table
281 Disclosure of transactions between related parties [abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
282 Related party balances and transactions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
283 12601 - Disclosure - Operating segment data Network

*

*

 http://www.oma.aero/role/DisclosureOperatingSegmentData
284 Implied Table Table

*

*

 implied:Table
285 Operating segment data Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
286 Operating segment data Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEntitysReportableSegmentsExplanatory
287 12701 - Disclosure - Revenues Network

*

*

 http://www.oma.aero/role/DisclosureRevenues
288 Implied Table Table

*

*

 implied:Table
289 Revenue [abstract] Abstract ifrs-full:RevenueAbstract
290 Revenues Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRevenueExplanatory
291 12801 - Disclosure - Cost of services Network

*

*

 http://www.oma.aero/role/DisclosureCostOfServices
292 Implied Table Table

*

*

 implied:Table
293 Cost of services Abstract omab:CostOfServiceAbstract
294 Cost of services Concept (Text Block (HTML)) For Period omab:DisclosureOfCostOfServicesTextBlock
295 20402 - Disclosure - Significant accounting policies (Policies) Network

*

*

 http://www.oma.aero/role/DisclosureSignificantAccountingPoliciesPolicies
296 Implied Table Table

*

*

 implied:Table
297 Significant accounting policies Abstract omab:DisclosureOfSignificantAccountingPoliciesAbstract
298 Foreign currency transactions Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
299 Cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
300 Property, leasehold improvements and equipment, net Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
301 Leasing Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
302 Guarantee deposits Concept (Text Block (HTML)) For Period omab:DescriptionOfAccountingPolicyForGuaranteeDepositsTextBlock
303 Borrowing costs Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBorrowingCostsExplanatory
304 Investment in airport concessions Concept (Text Block (HTML)) For Period omab:InvestmentInAirportConcessionsPolicyTextBlock
305 Impairment of tangible and intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfAssetsExplanatory
306 Financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory
307 Risk management policy Concept (Text Block (HTML)) For Period omab:RiskManagementPolicyPolicyTextBlock
308 Provisions Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
309 Reserve for repurchase of shares Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRepurchaseAndReverseRepurchaseAgreementsExplanatory
310 Income taxes Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
311 Employee benefits Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
312 Revenue recognition Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRecognitionOfRevenue
313 Basic and diluted earnings per share Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEarningsPerShareExplanatory
314 30403 - Disclosure - Significant accounting policies (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureSignificantAccountingPoliciesTables
315 Implied Table Table

*

*

 implied:Table
316 Significant accounting policies Abstract omab:DisclosureOfSignificantAccountingPoliciesAbstract
317 Summary of useful lives of assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDepreciationAndAmortisationExpenseExplanatory
318 30603 - Disclosure - Cash and cash equivalents (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureCashAndCashEquivalentsTables
319 Implied Table Table

*

*

 implied:Table
320 Cash and cash equivalents. Abstract ifrs-full:CashAndCashEquivalentsAbstract
321 Cash and cash equivalent Concept (Text Block (HTML)) For Period omab:DisclosureOfCashAndCashEquivalentTableTextBlock
322 30703 - Disclosure - Accounts receivable (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivableTables
323 Implied Table Table

*

*

 implied:Table
324 Accounts receivable Abstract omab:DisclosureOfAccountsReceivableAbstract
325 Schedule of accounts receivable Concept (Text Block (HTML)) For Period omab:DisclosureOfAccountsReceivableTableTextBlock
326 Schedule of percentage of principal customers among total accounts receivable Concept (Text Block (HTML)) For Period omab:DisclosureOfPercentageOfPrincipalCustomersComposeAccountsReceivableTableTextBlock
327 Schedule of percentage of revenue from principal customers Concept (Text Block (HTML)) For Period omab:DisclosureOfPercentageOfRevenueGeneratedFromPrincipalCustomersTableTextBlock
328 Schedule of changes in allowance for doubtful accounts Concept (Text Block (HTML)) For Period omab:DisclosureOfChangesInAllowanceForDoubtfulAccountsTableTextBlock
329 Schedule of aging of accounts receivable Concept (Text Block (HTML)) For Period omab:DisclosureOfAgingOfTradeAccountsReceivableTableTextBlock
330 30803 - Disclosure - Other accounts receivable and prepaid expenses (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureOtherAccountsReceivableAndPrepaidExpensesTables
331 Implied Table Table

*

*

 implied:Table
332 Other accounts receivable and prepaid expenses. Abstract ifrs-full:CurrentPrepaymentsAndCurrentAccruedIncomeAbstract
333 Schedule of other accounts receivable and prepaid expenses Concept (Text Block (HTML)) For Period omab:ScheduleOfOtherAccountsReceivableAndPrepaidExpensesTableTextBlock
334 30903 - Disclosure - Property, leasehold improvements and equipment (Tables) Network

*

*

 http://www.oma.aero/role/DisclosurePropertyLeaseholdImprovementsAndEquipmentTables
335 Implied Table Table

*

*

 implied:Table
336 Disclosure of detailed information about property, plant and equipment [abstract] Abstract ifrs-full:DisclosureOfPropertyPlantAndEquipmentAbstract
337 Schedule of property, leasehold improvements and equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
338 31003 - Disclosure - Investment in airport concessions (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureInvestmentInAirportConcessionsTables
339 Implied Table Table

*

*

 implied:Table
340 Investment in airport concessions Abstract ifrs-full:DisclosureOfIntangibleAssetsAbstract
341 Schedule of carrying value and changes in concessioned assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
342 Schedule of contractual obligations under development plan Concept (Text Block (HTML)) For Period omab:ContractualObligationsUnderDevelopmentPlanTableTextBlock
343 31103 - Disclosure - Composition of GACN (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureCompositionOfGacnTables
344 Implied Table Table

*

*

 implied:Table
345 Composition of GACN Abstract ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
346 Schedule of information about the composition of GACN Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCompositionOfGroupExplanatory
347 Schedule of consolidated subsidiaries Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory
348 31203 - Disclosure - Trade accounts payable (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureTradeAccountsPayableTables
349 Implied Table Table

*

*

 implied:Table
350 Trade accounts payable Abstract ifrs-full:TradeAndOtherCurrentPayablesAbstract
351 Schedule of trade accounts payable Concept (Text Block (HTML)) For Period omab:DisclosureOfTradeAndOtherPayablesTableTextBlock
352 31303 - Disclosure - Payable taxes and other accrued expenses (Tables) Network

*

*

 http://www.oma.aero/role/DisclosurePayableTaxesAndOtherAccruedExpensesTables
353 Implied Table Table

*

*

 implied:Table
354 Payable taxes and other accrued expenses Abstract ifrs-full:MiscellaneousCurrentLiabilitiesAbstract
355 Schedule of tax payable and other accrued expenses Concept (Text Block (HTML)) For Period omab:DisclosureOfTaxPayableAndOtherAccruedExpensesTableTextBlock
356 31603 - Disclosure - Major maintenance provision (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureMajorMaintenanceProvisionTables
357 Implied Table Table

*

*

 implied:Table
358 Major maintenance provision. Abstract omab:MajorMaintenanceProvisionAbstract
359 Schedule of composition and changes of major maintenance provision Concept (Text Block (HTML)) For Period omab:MajorMaintenanceProvisionTableTextBlock
360 31703 - Disclosure - Labor obligations (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsTables
361 Implied Table Table

*

*

 implied:Table
362 Labor obligations Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
363 Schedule of principal assumptions for actuarial valuations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
364 Schedule of amounts recognized in the statement of income and other comprehensive income Concept (Text Block (HTML)) For Period omab:DisclosureOfAmountsRecognizedInStatementOfIncomeAndOtherComprehensiveIncomeDefinedBenefitPlansTableTextBlock
365 Schedule of the amount included in the consolidated statement of financial position arising from the Company’s obligation in respect of its defined benefit plans Concept (Text Block (HTML)) For Period omab:DisclosureOfDefinedBenefitLiabilityIncludedInStatementOfFinancialPositionTableTextBlock
366 Schedule of movements in the present value of the defined benefit obligation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
367 Schedule of expected cash flows from pension plans and seniority premium benefits Concept (Text Block (HTML)) For Period omab:DisclosureOfExpectedCashFlowsFromPensionPlansAndSeniorityPremiumBenefitsTableTextBlock
368 31801 - Disclosure - Leases (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureLeasesTables
369 Implied Table Table

*

*

 implied:Table
370 Leases Abstract omab:DisclosureOfLeasesAbstract
371 Schedule of payments recognized as cost and expense Concept (Text Block (HTML)) For Period omab:DisclosureOfPaymentsRecognizedAsCostAndExpensesTableTextBlock
372 Schedule of operating lease commitments as lessee Concept (Text Block (HTML)) For Period omab:DisclosureOfOperatingLeaseByLesseeTableTextBlock
373 Schedule of operating lease commitments as lessor Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLessorExplanatory
374 Schedule of financial lease (as lessee) Concept (Text Block (HTML)) For Period omab:DisclosureOfFinanceLeasesByLesseeTableTextBlock
375 31903 - Disclosure - Income taxes (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesTables
376 Implied Table Table

*

*

 implied:Table
377 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
378 Schedule of current and deferred tax expense Concept (Text Block (HTML)) For Period omab:IfrsScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock
379 Schedule comprising the balance of the deferred ISR asset and (liability) Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
380 Schedule of changes in deferred tax Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
381 Reconciliation of statutory income tax rate and the effective income tax rate as a percentage of net income before income tax Concept (Text Block (HTML)) For Period omab:IfrsScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock
382 Schedule of tax losses carried forward Concept (Text Block (HTML)) For Period omab:SummaryOfTaxCreditCarryforwardsTableTextBlock
383 Schedule of the balances of shareholders’ equity tax accounts Concept (Text Block (HTML)) For Period omab:ScheduleOfBalancesOfShareholdersEquityTaxAccountsTableTextBlock
384 32103 - Disclosure - Financial risk management (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementTables
385 Implied Table Table

*

*

 implied:Table
386 Financial risk management Abstract ifrs-full:DisclosureOfCreditRiskExposureAbstract
387 Schedule of principal categories of financial instruments Concept (Text Block (HTML)) For Period ifrs-full:SummaryQuantitativeDataAboutEntitysExposureToRisk
388 Schedule of carrying values of monetary assets and liabilities denominated in foreign currencies Concept (Text Block (HTML)) For Period omab:DisclosureOfMonetaryAssetsAndLiabilitiesDenominatedInForeignCurrenciesTextBlock
389 Schedule of transactions in U.S. dollars Concept (Text Block (HTML)) For Period omab:DisclosureOfTransactionsInUnitedStatesDollarsTextBlock
390 Schedule of pertinent exchange rate information Concept (Text Block (HTML)) For Period omab:DisclosureOfPertinentExchangeRateInformationTextBlock
391 Schedule of remaining contractual maturities of financial liabilities with agreed repayment periods Concept (Text Block (HTML)) For Period ifrs-full:MaturityAnalysisForDerivativeFinancialLiabilities
392 Schedule of fair value and carrying value of long term debt Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory
393 32203 - Disclosure - Shareholders' equity (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureShareholdersEquityTables
394 Implied Table Table

*

*

 implied:Table
395 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
396 Schedule of subscribed and paid-in capital stock Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory
397 32303 - Disclosure - Accumulated other comprehensive loss (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureAccumulatedOtherComprehensiveLossTables
398 Implied Table Table

*

*

 implied:Table
399 Accumulated other comprehensive loss Abstract ifrs-full:DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemAbstract
400 Schedule of accumulated other comprehensive income Concept (Text Block (HTML)) For Period omab:IfrsScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
401 32403 - Disclosure - Other income (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureOtherIncomeTables
402 Implied Table Table

*

*

 implied:Table
403 Other income Abstract omab:DisclosureOfAnalysisOfOtherIncomeAbstract
404 Schedule of other income Concept (Text Block (HTML)) For Period omab:DisclosureOfOtherOperatingIncomeTableTextBlock
405 32503 - Disclosure - Related party balances and transactions (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureRelatedPartyBalancesAndTransactionsTables
406 Implied Table Table

*

*

 implied:Table
407 Disclosure of transactions between related parties [abstract] Abstract ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesAbstract
408 Schedule of repayments for construction to related parties Concept (Text Block (HTML)) For Period omab:DisclosureOfRepaymentsForConstructionToRelatedPartiesTableTextBlock
409 Schedule of accounts payable with related parties Concept (Text Block (HTML)) For Period omab:RepaymentsForConstructionToRelatedParties
410 Schedule of principal transactions with related parties performed in the normal course of business Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
411 32603 - Disclosure - Operating segment data (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureOperatingSegmentDataTables
412 Implied Table Table

*

*

 implied:Table
413 Operating segment data Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
414 Schedule of operating segment data Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOperatingSegmentsExplanatory
415 32803 - Disclosure - Cost of services (Tables) Network

*

*

 http://www.oma.aero/role/DisclosureCostOfServicesTables
416 Implied Table Table

*

*

 implied:Table
417 Cost of services Abstract omab:CostOfServiceAbstract
418 Schedule of cost of services Concept (Text Block (HTML)) For Period omab:DisclosureOfCostOfServicesTableTextBlock
419 40101 - Disclosure - Nature of business operations (Details) Network

*

*

 http://www.oma.aero/role/DisclosureNatureOfBusinessOperationsDetails
420 Implied Table Table

*

*

 implied:Table
421 Nature of business operations Abstract omab:NatureOfBusinessOperationsAbstract
422 Number of airports under a concession granted Concept (Integer) As Of omab:NumberOfAirportsUnderConcessionGranted
423 40201 - Disclosure - Significant events (Details) Network

*

*

 http://www.oma.aero/role/DisclosureSignificantEventsDetails
424 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
425 Counterparty Name [Axis] Axis us-gaap:CounterpartyNameAxis
426 Counterparty Name [Domain] Member us-gaap:RepurchaseAgreementCounterpartyNameDomain
427 ADPM Member omab:AeroportsDeParisManagementSaMember
428 CONOISA Member omab:ControladoraDeOperacionesDeInfraestrcuturaSaDeCvMember
429 Empresas ICA Member omab:EmpresasIcaMember
430 Classes of ordinary shares [axis] Axis ifrs-full:ClassesOfOrdinarySharesAxis
431 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
432 Series B Class I Member omab:SeriesBClassIMember
433 Significant events LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
434 Percentage of shareholding exchanged Concept (Percent) For Period omab:PercentageOfShareholdingExchanged
435 Partner ownership interest Concept (Percent) For Period omab:PercentageOfPartnerOwnershipInterest
436 Ownership interest indirectly held Concept (Percent) For Period omab:PercentageOfOwnershipInterestIndirectlyHeld
437 Ownership interest held Concept (Percent) For Period omab:PercentageOfOwnershipInterestHeld
438 Cash dividend approved Concept (Monetary) For Period Debit omab:DividendApprovedAsDistributionToOwnersOfParent
439 Single installment per share Concept (Share) For Period omab:DividendPerShareApprovedAsDistributionToOwnersOfParent
440 Dividend paid Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent
441 Share repurchase reserve approved Concept (Monetary) As Of Credit omab:ShareRepurchaseReserveApproved
442 Reserve created Concept (Monetary) For Period Credit omab:IncreaseInReserveForRepurchaseOfShares
443 Number of shares cancelled Concept (Shares) For Period omab:NumberOfSharesCancelled
444 40301 - Disclosure - Basis of presentation and consolidation (Details) Network

*

*

 http://www.oma.aero/role/DisclosureBasisOfPresentationAndConsolidationDetails
445 Implied Table Table

*

*

 implied:Table
446 Basis of presentation and consolidation Abstract ifrs-full:DisclosureOfReclassificationsOrChangesInPresentationAbstract
447 Convenience translation Abstract ifrs-full:ForeignExchangeRatesAbstract
448 Exchange rate Concept (Decimal) For Period ifrs-full:AverageForeignExchangeRate
449 40401 - Disclosure - Significant accounting policies (Details) Network

*

*

 http://www.oma.aero/role/DisclosureSignificantAccountingPoliciesDetails
450 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
451 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
452 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
453 Improvement in leased assets Member omab:ImprovementInLeasedAssetsMember
454 Machinery and equipment Member us-gaap:MachineryAndEquipmentMember
455 Furniture and office equipment Member ifrs-full:OfficeEquipmentMember
456 Transportation equipment Member us-gaap:TransportationEquipmentMember
457 Computer equipment Member ifrs-full:ComputerEquipmentMember
458 Property, leasehold improvements and equipment, net LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
459 Useful Life (years) Concept (xbrli:durationItemType) For Period omab:UsefulLivesPropertyLeaseholdImprovementsAndEquipment
460 40402 - Disclosure - Significant accounting policies - Investment in airport concessions (Details) Network

*

*

 http://www.oma.aero/role/DisclosureSignificantAccountingPoliciesInvestmentInAirportConcessionsDetails
461 Implied Table Table

*

*

 implied:Table
462 Investment in airport concessions. Abstract omab:InvestmentInAirportConcessionsAbstract
463 Number of airports under a concession granted Concept (Integer) As Of omab:NumberOfAirportsUnderConcessionGranted
464 Concession period granted by the Mexican Government through the Ministry of Communications and Transportation, and to use their facilities (in years) Concept (xbrli:durationItemType) For Period omab:ConcessionPeriodGrantedByMexicanGovernmentThroughMinistryOfCommunicationsAndTransportationAndToUseTheirFacilitiesInYears
465 Provisions Abstract ifrs-full:ProvisionsAbstract
466 Period for estimated major maintenance costs review and updation Concept (xbrli:durationItemType) For Period omab:PeriodForEstimatedMajorMaintenanceCostsReviewAndUpdation
467 Revenue recognition Abstract omab:RevenueRecognitionsAbstract
468 Time lag with respect to the commercial revenues for those tenants whose stated percentage of monthly income is greater than the minimum monthly fee (in months) Concept (xbrli:durationItemType) For Period omab:TimeLagWithRespectToCommercialRevenuesForThoseTenantsWhoseStatedPercentageOfMonthlyIncomeIsGreaterThanMinimumMonthlyFee
469 40501 - Disclosure - Critical accounting judgments and key sources of estimation uncertainty (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCriticalAccountingJudgmentsAndKeySourcesOfEstimationUncertaintyDetails
470 Disclosure of information for impairment loss recognised or reversed for individual asset or cash-generating unit [table] Table

*

*

 ifrs-full:DisclosureOfInformationForEachMaterialImpairmentLossRecognisedOrReversedForIndividualAssetOrCashgeneratingUnitTable
471 Individual assets or cash-generating units [axis] Axis ifrs-full:IndividualAssetsOrCashgeneratingUnitsAxis
472 Entity's total for individual assets or cash-generating units [member] Member ifrs-full:EntitysTotalForIndividualAssetsOrCashgeneratingUnitsMember
473 Terminal 2 NH Hotel Member omab:Terminal2NhHotelMember
474 Critical accounting judgments and key sources of estimation uncertainty LineItems ifrs-full:DisclosureOfInformationForEachMaterialImpairmentLossRecognisedOrReversedForIndividualAssetOrCashgeneratingUnitLineItems
475 Net book value Concept (Monetary) As Of Debit omab:InvestmentNetBookValue
476 40601 - Disclosure - Cash and cash equivalents (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCashAndCashEquivalentsDetails
477 Disclosure of cash and cash equivalents [table] Table

*

*

 omab:DisclosureOfCashAndCashEquivalentsTable
478 Classes of assets [axis] Axis ifrs-full:ClassesOfAssetsAxis
479 Assets [member] Member ifrs-full:ClassesOfAssetsMember
480 Bank notes Member omab:BankNotesMember
481 Commercial paper Member omab:CommercialPapersMember
482 Money market investment funds Member omab:MoneyMarketInvestmentFundsMember
483 Cash and cash equivalents LineItems omab:DisclosureOfCashAndCashEquivalentsLineItems
484 Cash Concept (Monetary) As Of Debit ifrs-full:Cash
485 Cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashEquivalents
486 Total cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
487 40701 - Disclosure - Accounts receivable (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivableDetails
488 Implied Table Table

*

*

 implied:Table
489 Accounts receivable Abstract omab:DisclosureOfAccountsReceivableAbstract
490 Receivables Concept (Monetary) As Of Debit omab:AccountsReceivableCurrentGross
491 Allowance for doubtful accounts Concept (Monetary) As Of Credit omab:AllowanceForDoubtfulAccountsCurrent
492 Net receivables Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
493 Interest income from accounts receivable Concept (Monetary) For Period Credit omab:InterestIncomeAccountsReceivable
494 Accounts receivable for passenger charges Concept (Monetary) As Of Debit omab:PassengerChargesAccountsReceivable
495 40702 - Disclosure - Accounts receivable - Percentage of revenues by client (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivablePercentageOfRevenuesByClientDetails
496 Disclosure of major customers [table] Table

*

*

 ifrs-full:DisclosureOfMajorCustomersTable
497 Major customers [axis] Axis ifrs-full:MajorCustomersAxis
498 Customers [member] Member ifrs-full:MajorCustomersMember
499 Aeroenlaces Nacionales, S. A. de C. V. Member omab:AeroenlacesNacionalesS.A.DeC.V.Member
500 Concesionaria Vuela Compańía de Aviacion, S.A.P.I. de C.V. Member omab:ConcesionariaVuelaCompaaDeAviacionS.a.p.i.DeC.v.Member
501 ABC Aerolíneas, S. A. de C. V. Member omab:AbcAerolneasS.A.DeC.V.Member
502 Aerolitoral, S. A. de C. V. Member omab:AerolitoralS.A.DeC.V.Member
503 Compańía Mexicana de Aviación, S. A. de C. V., Aerovias Caribe, S. A. de C. V. y Mexicana Inter, S. A. de C. V. Member omab:CompaaMexicanaDeAviacinS.A.DeC.V.AeroviasCaribeS.A.DeC.V.YMexicanaInterS.A.DeC.V.Member
504 Aerovías de México, S. A. de C.V. Member omab:AerovasDeMxicoS.A.DeC.v.Member
505 Accounts Receivable LineItems ifrs-full:DisclosureOfMajorCustomersLineItems
506 Allowance for doubtful accounts Concept (Monetary) As Of Credit omab:AllowanceForDoubtfulAccountsCurrent
507 Percentage of entity's accounts receivable Concept (Percent) For Period omab:PercentageOfEntitiesAccountsReceivable
508 Amount owed from clients fully reserved Concept (Monetary) As Of Debit omab:AccountsReceivableMadeWithFullOfProvision
509 Percentage of entity's revenue Concept (Percent) For Period ifrs-full:PercentageOfEntitysRevenue
510 40703 - Disclosure - Accounts receivable - Change in allowances (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivableChangeInAllowancesDetails
511 Implied Table Table

*

*

 implied:Table
512 Accounts receivable Abstract omab:DisclosureOfAccountsReceivableAbstract
513 Beginning balance Concept (Monetary) As Of Credit omab:AllowanceForDoubtfulAccountsCurrent
514 Increase (decrease) Concept (Monetary) For Period Credit omab:AdjustmentsForIncreaseDecreaseInAllowanceForDoubtfulAccounts
515 Write-off Concept (Monetary) For Period Debit omab:WriteOffDoubtfulAccounts
516 Ending balance Concept (Monetary) As Of Credit omab:AllowanceForDoubtfulAccountsCurrent
517 40704 - Disclosure - Accounts receivable - Change in allowances - Grupo Mexicana (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivableChangeInAllowancesGrupoMexicanaDetails
518 Implied Table Table

*

*

 implied:Table
519 Accounts receivable Abstract omab:DisclosureOfAccountsReceivableAbstract
520 Allowance for doubtful accounts current Concept (Monetary) As Of Credit omab:AllowanceForDoubtfulAccountsCurrent
521 40705 - Disclosure - Accounts receivable - Aging of accounts receivables (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccountsReceivableAgingOfAccountsReceivablesDetails
522 Disclosure of accounts receivable not reversed dues [Table] Table

*

*

 omab:DisclosureOfAccountsReceivableNotReversedDuesTable
523 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
524 Past due status [member] Member ifrs-full:PastDueStatusMember
525 1 - 120 days Member omab:AccountsReceivableNotReserved1To120DaysPastDueMember
526 121 - 360 days Member omab:AccountsReceivableNotReserved121To360DaysPastDueMember
527 Account receivable LineItems omab:DisclosureOfAccountsReceivableNotReversedDuesLineItems
528 Accounts receivable past due but not reserved Concept (Monetary) As Of Debit omab:AccountsReceivablePastDueButNotReserved
529 40801 - Disclosure - Other accounts receivable and prepaid expenses (Details) Network

*

*

 http://www.oma.aero/role/DisclosureOtherAccountsReceivableAndPrepaidExpensesDetails
530 Implied Table Table

*

*

 implied:Table
531 Other accounts receivable and prepaid expenses. Abstract ifrs-full:CurrentPrepaymentsAndCurrentAccruedIncomeAbstract
532 Prepaid expenses Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaidExpenses
533 Guarantee deposits Concept (Monetary) As Of Debit omab:GuaranteeDeposit
534 Others Concept (Monetary) As Of Debit ifrs-full:OtherCurrentReceivables
535 Total Concept (Monetary) As Of Debit omab:OtherAccountsReceivableAndPrepaidExpenses
536 40901 - Disclosure - Property, leasehold improvements and equipment (Details) Network

*

*

 http://www.oma.aero/role/DisclosurePropertyLeaseholdImprovementsAndEquipmentDetails
537 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
538 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
539 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
540 Land Member ifrs-full:LandMember
541 Leasehold improvements Member ifrs-full:LeaseholdImprovementsMember
542 Machinery and equipment Member us-gaap:MachineryAndEquipmentMember
543 Furniture and office equipment Member ifrs-full:OfficeEquipmentMember
544 Transportation equipment Member us-gaap:TransportationEquipmentMember
545 Computer equipment Member ifrs-full:ComputerEquipmentMember
546 Construction in progress for leasehold improvements Member ifrs-full:ConstructionInProgressMember
547 Property, leasehold improvements and equipment, net LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
548 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
549 40902 - Disclosure - Property, leasehold improvements and equipment - Roll-forward - Cost (Details) Network

*

*

 http://www.oma.aero/role/DisclosurePropertyLeaseholdImprovementsAndEquipmentRollForwardCostDetails
550 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
551 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
552 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
553 Land Member ifrs-full:LandMember
554 Leasehold improvements Member ifrs-full:LeaseholdImprovementsMember
555 Machinery and equipment Member us-gaap:MachineryAndEquipmentMember
556 Furniture and office equipment Member ifrs-full:OfficeEquipmentMember
557 Transportation equipment Member us-gaap:TransportationEquipmentMember
558 Computer equipment Member ifrs-full:ComputerEquipmentMember
559 Construction in progress for leasehold improvements Member ifrs-full:ConstructionInProgressMember
560 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
561 Carrying amount [member] Member ifrs-full:CarryingAmountMember
562 Cost Member ifrs-full:GrossCarryingAmountMember
563 Accumulated depreciation Member ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
564 Property, leasehold improvements and equipment, net LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
565 Property, plant and equipment at beginning of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
566 Acquisitions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
567 Disposals Concept (Monetary) For Period Credit ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryPropertyPlantAndEquipment
568 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment
569 Other Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughOtherChangesPropertyPlantAndEquipment
570 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
571 Property, plant and equipment at end of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
572 40903 - Disclosure - Property, leasehold improvements and equipment - Operation of Terminal (Details) Network

*

*

 http://www.oma.aero/role/DisclosurePropertyLeaseholdImprovementsAndEquipmentOperationOfTerminalDetails
573 Disclosure of detailed information about property, plant and equipment [table] Table

*

*

 ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
574 Property, plant and equipment by operating lease status [axis] Axis ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusAxis
575 Property, plant and equipment by operating lease status [member] Member ifrs-full:PropertyPlantAndEquipmentByOperatingLeaseStatusMember
576 Terminal Two NH Hotel Member omab:TerminalTwoNHHotelMember
577 Property, leasehold improvements and equipment, net LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
578 Projected occupancy rate for 2018 Concept (Percent) For Period omab:ProjectedOccupancyRateForNextFiscalYear
579 Projected occupancy rate for 2019-2022 Concept (Percent) For Period omab:ProjectedOccupancyRateForYearsTwoThroughFive
580 Projected occupancy rate for 2023 Concept (Percent) For Period omab:ProjectedOccupancyRateForYearSix
581 Projected occupancy rate for 2024 Concept (Percent) For Period omab:ProjectedOccupancyRateForYearSeven
582 Comparable market occupancy rate Concept (Percent) As Of omab:ComparableMarketOccupancyRatePercent
583 Discount rate applied to cash flow projections Concept (Percent) As Of ifrs-full:DescriptionOfDiscountRatesAppliedToCashFlowProjections
584 41001 - Disclosure - Investments in airport concessions (Details) Network

*

*

 http://www.oma.aero/role/DisclosureInvestmentsInAirportConcessionsDetails
585 Disclosure of detailed information about intangible assets [table] Table

*

*

 ifrs-full:DisclosureOfIntangibleAssetsTable
586 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
587 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
588 Airport concessions Member ifrs-full:ServiceConcessionRightsMember
589 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
590 Number of airports under a concession granted Concept (Integer) As Of omab:NumberOfAirportsUnderConcessionGranted
591 Term of concession arrangement Concept (xbrli:durationItemType) For Period omab:InitialTermOfConcessionArrangement
592 Maximum extension term of concession arrangement Concept (xbrli:durationItemType) For Period omab:MaximumExtensionTermOfConcessionArrangement
593 Term of master development program Concept (xbrli:durationItemType) For Period omab:ConcessionaireTermOfMasterDevelopmentProgram
594 Concessionaire tax rate Concept (Percent) As Of omab:ConcessionaireTaxRateForRightToUseAirportFacilities
595 41002 - Disclosure - Investments in airport concessions - Carrying value and changes (Details) Network

*

*

 http://www.oma.aero/role/DisclosureInvestmentsInAirportConcessionsCarryingValueAndChangesDetails
596 Disclosure of detailed information about intangible assets [table] Table

*

*

 ifrs-full:DisclosureOfIntangibleAssetsTable
597 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
598 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
599 Airport concessions Member ifrs-full:ServiceConcessionRightsMember
600 Rights to use airport facilities Member omab:RightsToUseAirportFacilitiesMember
601 Improvements to concessioned assets Member omab:ImprovementsToConcessionedAssetsMember
602 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
603 Carrying amount [member] Member ifrs-full:CarryingAmountMember
604 Cost Member ifrs-full:GrossCarryingAmountMember
605 Accumulated depreciation and amortization Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
606 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
607 Reconciliation of changes in intangible assets other than goodwill Abstract ifrs-full:ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract
608 Investment in concessions at beginning of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
609 Increase Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
610 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsAndRetirementsIntangibleAssetsOtherThanGoodwill
611 Investment in concessions at end of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
612 41003 - Disclosure - Investments in airport concessions - Master Development Plan (Details) Network

*

*

 http://www.oma.aero/role/DisclosureInvestmentsInAirportConcessionsMasterDevelopmentPlanDetails
613 Disclosure of detailed information about intangible assets [table] Table

*

*

 ifrs-full:DisclosureOfIntangibleAssetsTable
614 Types of contracts [axis] Axis ifrs-full:TypesOfContractsAxis
615 Types of contracts [member] Member ifrs-full:TypesOfContractsMember
616 Master Development Plan Member omab:MasterDevelopmentPlanMember
617 Maturity [axis] Axis ifrs-full:MaturityAxis
618 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
619 2018 Member ifrs-full:NotLaterThanOneYearMember
620 2019 Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
621 2020 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
622 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
623 Master development program obligations using 2014 values Concept (Monetary) As Of Credit omab:ObligationsForMaintenanceImprovementsAndAcquisitionOfFixedAssetsPreviousYearValues
624 Master development program obligations using 2016 values Concept (Monetary) As Of Credit omab:ObligationsForMaintenanceImprovementsAndAcquisitionOfFixedAssetsCurrentYearValues
625 Master development program obligations Concept (Monetary) As Of Credit omab:ObligationsForMaintenanceImprovementsAndAcquisitionOfFixedAssetsUpdated
626 Land acquired that may potentially be included as investment in airport concessions Concept (Monetary) As Of Debit omab:AcquistionOfLandPotentialInvestmentInAirportConcession
627 Land acquired that was authorized to be included as investment in airport concessions Concept (Monetary) As Of Debit omab:AcquistionOfLandInvestmentAmountIncludedInAirportConcessions
628 Land acquired that represents an additional amount authorized to be included as investment in airport concessions Concept (Monetary) As Of Debit omab:AcquistionOfLandAdditionalInvestmentAmountIncludedInAirportConcessions
629 41101 - Disclosure - Composition of GACN (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCompositionOfGacnDetails
630 Disclosure of disaggregation of revenue from contracts with customers [table] Table

*

*

 ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable
631 Markets of customers [axis] Axis ifrs-full:MarketsOfCustomersAxis
632 Markets of customers [member] Member ifrs-full:MarketsOfCustomersMember
633 Airports Member omab:AirportsMember
634 Hotels Member omab:HotelsMember
635 Services Member omab:ServicesMember
636 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
637 Number of subsidiaries Concept (Integer) As Of omab:NumberOfSubsidaries
638 41102 - Disclosure - Composition of GACN - Consolidated subsidiaries (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCompositionOfGacnConsolidatedSubsidiariesDetails
639 Disclosure of disaggregation of revenue from contracts with customers [table] Table

*

*

 ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable
640 Markets of customers [axis] Axis ifrs-full:MarketsOfCustomersAxis
641 Markets of customers [member] Member ifrs-full:MarketsOfCustomersMember
642 Hotels Member omab:HotelsMember
643 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
644 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
645 Aeropuerto de Monterrey, S. A. de C. V. Member omab:AeropuertoDeMonterreyMember
646 Aeropuerto de Acapulco, S. A. de C. V. Member omab:AeropuertoDeAcapulcoMember
647 Aeropuerto de Mazatlan, S. A. de C. V. Member omab:AeropuertoDeMazatlanMember
648 Aeropuerto de Zihuatanejo, S. A. de C. V. Member omab:AeropuertoDeZihuatanejoMember
649 Aeropuerto de Culiacan, S. A. de C. V. Member omab:AeropuertoDeCuliacanMember
650 Aeropuerto de Ciudad Juarez, S. A. de C. V. Member omab:AeropuertoDeCiudadJuarezMember
651 Aeropuerto de Chihuahua, S. A. de C. V. Member omab:AeropuertoDeChihuahuaMember
652 Aeropuerto de Torreon, S. A. de C. V. Member omab:AeropuertoDeTorreonMember
653 Aeropuerto de Durango, S. A. de C. V. Member omab:AeropuertoDeDurangoMember
654 Aeropuerto de Tampico, S. A. de C. V. Member omab:AeropuertoDeTampicoMember
655 Aeropuerto de Reynosa, S. A. de C. V. Member omab:AeropuertoDeReynosaMember
656 Aeropuerto de Zacatecas, S. A. de C. V. Member omab:AeropuertoDeZacatecasMember
657 Aeropuerto de San Luis Potosi, S. A. de C. V. Member omab:AeropuertoDeSanLuisPotosiMember
658 Operadora de Aeropuertos del Centro Norte, S. A. de C. V. Member omab:OperadoraDeAeropuertosDelCentroNorteMember
659 Servicios Aeroportuarios del Centro Norte, S. A. de C. V. Member omab:ServiciosAeroportuariosDelCentroNorteMember
660 Servicios Aero Especializados del Centro Norte, S. A. de C. V. Member omab:ServiciosAeroEspecializadosDelCentroNorteMember
661 OMA Logistica, S. A. de C. V. Member omab:OmaLogisticaMember
662 OMA VYNMSA Aero Industrial Park Member omab:OmaVynmsaAeroIndustrialParkMember
663 Consorcio Hotelero Aeropuerto de Monterrey, S.A.P.I de C.V. Member omab:ConsorcioHoteleroAeropuertoDeMonterreyMember
664 Servicios Hoteleros Aeropuerto de Monterrey, S.A. de C.V. Member omab:ServiciosHotelerosAeropuertoDeMonterreyMember
665 Holding Consorcio Grupo Hotelero T2, S. A. de C. V. Member omab:HoldingConsorcioGrupoHoteleroMember
666 Servicios Complementarios del Centro Norte, S.A. de C.V. Member omab:ServiciosComplementariosDelCentroNorteMember
667 Servicios Corporativos Terminal 2, S.A. de C.V. Member omab:ServiciosCorporativosTerminalMember
668 Consorcio Grupo Hotelero T2, S.A. de C.V. Member omab:ConsorcioGrupoHoteleroMember
669 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
670 Ownership percentage Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
671 41201 - Disclosure - Trade accounts payable (Details) Network

*

*

 http://www.oma.aero/role/DisclosureTradeAccountsPayableDetails
672 Implied Table Table

*

*

 implied:Table
673 Trade accounts payable Abstract ifrs-full:TradeAndOtherCurrentPayablesAbstract
674 Suppliers and contractors Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
675 Other accounts payable Concept (Monetary) As Of Credit ifrs-full:OtherCurrentPayables
676 Statutory employee profit sharing Concept (Monetary) As Of Credit ifrs-full:ShorttermEmployeeBenefitsAccruals
677 Trade accounts payable Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
678 41301 - Disclosure - Payable taxes and other accrued expenses (Details) Network

*

*

 http://www.oma.aero/role/DisclosurePayableTaxesAndOtherAccruedExpensesDetails
679 Implied Table Table

*

*

 implied:Table
680 Payable taxes and other accrued expenses Abstract ifrs-full:MiscellaneousCurrentLiabilitiesAbstract
681 Accrued expenses Concept (Monetary) As Of Credit ifrs-full:Accruals
682 Taxes payable other than income tax Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
683 Accrued interest Concept (Monetary) As Of Credit ifrs-full:CurrentInterestPayable
684 Total payable taxes and other accrued expenses Concept (Monetary) As Of Credit ifrs-full:CurrentAccruedExpensesAndOtherCurrentLiabilities
685 41401 - Disclosure - Short-term debt (Details) Network

*

*

 http://www.oma.aero/role/DisclosureShortTermDebtDetails
686 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
687 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
688 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
689 Short-term line of credit Member us-gaap:LineOfCreditMember
690 Short-term debt LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
691 Short-term credit lines available amount Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
692 41501 - Disclosure - Long-term debt (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLongTermDebtDetails
693 Disclosure of detailed information about borrowings [table] Table

*

*

 ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
694 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
695 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
696 Debt securities issued in the Mexican market on June 16, 2014 Member omab:SecuredDebtSecuritiesIssuedJune162014Member
697 Debt securities issued in the Mexican market on March 26, 2013 Member omab:SecuredDebtSecuritiesIssuedMarch262013Member
698 Unsecured lines of credit with Private Export Funding Corporation Member omab:UnsecuredLinesOfCreditsPrivateExportFundingCorporationMember
699 Line of credit with UPS Capital Business Credit Member omab:LineOfCreditUpsCapitalBusinessCreditMember
700 Unsecured line of credit with UPS Capital Business Credit Member omab:UnsecuredLineOfCreditUpsCapitalBusinessCreditMember
701 Unsecured lines of credit with Private Export Funding Corporation and Unsecured line of credit with UPS Capital Business Credit Member omab:UnsecuredLinesOfCreditsPrivateExportFundingCorporationAndUnsecuredLineOfCreditUpsCapitalBusinessCreditMember
702 Bank Loans Member omab:BankLoansMember
703 Long-term debt LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
704 Total long-term debt Concept (Monetary) As Of Credit omab:GrossBorrowings
705 Less: Financing commissions and issuance costs Concept (Monetary) As Of Debit omab:DebtIssuanceCostsNet
706 Net long-term debt Concept (Monetary) As Of Credit ifrs-full:Borrowings
707 Current portion of long-term debt Concept (Monetary) As Of Credit ifrs-full:CurrentPortionOfLongtermBorrowings
708 Long-term debt Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
709 Principal amount Concept (Monetary) As Of ifrs-full:NotionalAmount
710 Maximum borrowing capacity Concept (Monetary) As Of Credit omab:IfrsLineOfCreditFacilityMaximumBorrowingCapacity
711 Outstanding amounts Concept (Monetary) As Of Credit ifrs-full:UndrawnBorrowingFacilities
712 Term of loan Concept (xbrli:durationItemType) For Period omab:IfrsDebtInstrumentTerm
713 Number of airports guaranteeing the certificates Concept (Decimal) As Of omab:NumberOfAirportsGuaranteeingDebtCertificates
714 Number of airports Concept (Integer) As Of omab:NumberOfAirportsUnderConcessionGranted
715 Percentage of airports guaranteeing the certificates (as a percent) Concept (Percent) As Of omab:PercentageOfEbitdaGuaranteeingDebtCertificates
716 Interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
717 Rate spread on Three-month LIBOR rate Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
718 Interest rate (as a percent) Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
719 Firefighting equipment carrying value recorded as improvements to concessioned assets Concept (Monetary) As Of Debit omab:PledgedFirefightingEquipmentCarryingValueRecordedAsImprovementsToConcessionedAssets
720 Baggage screening equipment carrying value recorded as improvements to concessioned assets Concept (Monetary) As Of Debit omab:PledgedBaggageScreeningEquipmentCarryingValueRecordedAsImprovementsToConcessionedAssets
721 Exchange loss, net Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
722 41601 - Disclosure - Major maintenance provision (Details) Network

*

*

 http://www.oma.aero/role/DisclosureMajorMaintenanceProvisionDetails
723 Implied Table Table

*

*

 implied:Table
724 Major maintenance provision. Abstract omab:MajorMaintenanceProvisionAbstract
725 Discount rate Concept (Percent) As Of ifrs-full:DescriptionOfDiscountRatesAppliedToCashFlowProjections
726 Major maintenance of concessioned assets Concept (Monetary) As Of Debit omab:CurrentAndNoncurrentMajorMaintenanceProvisions
727 Additions Concept (Monetary) For Period Debit omab:IncreaseInMajorMaintenanceProvision
728 Disbursements Concept (Monetary) For Period Credit omab:AdjustmentsForDecreaseIncreaseInMajorMaintenanceProvision
729 Short-term Concept (Monetary) As Of Debit omab:CurrentMajorMaintenanceProvisions
730 Long-term Concept (Monetary) As Of Credit omab:NoncurrentMajorMaintenanceProvisions
731 Present value of major maintenance provision Concept (Monetary) For Period Debit omab:PresentValueOfMajorMaintenanceProvisionAdjustmentsForWhichCashEffectsAreFinancingCashFlow
732 41701 - Disclosure - Labor obligations (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsDetails
733 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
734 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
735 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
736 Defined benefit plan Member omab:DefinedBenefitPlanMember
737 Labor obligations LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
738 Defined contribution plan, vesting percentage through fifth year Concept (Percent) As Of omab:DefinedContributionPlansMaximumVestingPercentageThroughFifthYear
739 Defined contribution plan, annual vesting percentage after fifth year Concept (Percent) As Of omab:DefinedContributionPlanAnnualVestingPercentageAfterFifthYear
740 Defined contribution plan, vesting percentage subsequent years Concept (Percent) As Of omab:DefinedContributionPlansMaximumVestingPercentageAfterFifthYear
741 Defined contribution plan, expense Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans
742 Defined contribution plan, payable to trust Concept (Monetary) As Of Credit omab:DefinedContributionPlansPostemploymentBenefitPayable
743 Seniority premiums singe payment equivalent, in days Concept (xbrli:durationItemType) For Period omab:SeniorityPremiumsSinglePaymentEquivalentDays
744 Maximum seniority premiums singe payment equivalent, in days Concept (xbrli:durationItemType) For Period omab:SeniorityPremiumsMaximumSinglePaymentEquivalentDays
745 Maximum single payment equivalent based on pensionable salary, in days Concept (xbrli:durationItemType) For Period omab:MaximumSinglePaymentEquivalentBasedOnPensionableSalary
746 Early retirement age Concept (xbrli:durationItemType) For Period omab:EarlyRetirementAge
747 Minimum service term for early retirement Concept (xbrli:durationItemType) For Period omab:MinimumServiceTermToQualifyForEarlyRetirement
748 41702 - Disclosure - Labor obligations - Actuarial assumptions (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsActuarialAssumptionsDetails
749 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
750 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
751 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
752 Defined benefit plan Member omab:DefinedBenefitPlanMember
753 Labor obligations LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
754 Discount rate Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfDiscountRates
755 Expected rate of salary increase Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreases
756 Average longevity at retirement age for current pensioners (in years) Concept (Integer) As Of omab:AverageLongevityAtRetirementAgeForCurrentPensioners
757 Inflation Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflation
758 41703 - Disclosure - Labor obligations - Amounts recognized in statement of income and other comprehensive income (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsAmountsRecognizedInStatementOfIncomeAndOtherComprehensiveIncomeDetails
759 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
760 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
761 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
762 Defined benefit plan Member omab:DefinedBenefitPlanMember
763 Labor obligations LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
764 Service cost: Abstract omab:DefinedBenefitPlanServiceCostAbstract
765 Current service cost Concept (Monetary) For Period Debit omab:DefinedBenefitPlansCurrentServiceCost
766 Net interest expense Concept (Monetary) For Period Debit omab:DefinedBenefitPlansInterestExpense
767 Components of defined benefit costs recognized in profit and loss Concept (Monetary) For Period Debit omab:ComponentsOfDefinedBenefitCostsRecognizedInProfitAndLoss
768 Remeasurement on the net defined benefit liability: Abstract ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract
769 Actuarial gains and losses arising from changes in financial assumptions Concept (Monetary) For Period Debit omab:OtherComprehensiveIncomeBeforeTaxActuarialGainsLossesArisingDuringPeriodFromChangesInFinancialAssumptionsOfDefinedBenefitPlans
770 Actuarial gains and losses arising from experience adjustments Concept (Monetary) For Period Debit omab:OtherComprehensiveIncomeBeforetaxActuarialGainsLossesArisingDuringPeriodFromChangesInExperienceAssumptionsOfDefinedBenefitPlans
771 Components of defined benefit costs recognized in other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
772 Total Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedBenefitPlans
773 Present value of defined benefit obligations Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
774 41704 - Disclosure - Labor obligations - Movements in defined benefit obligation (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsMovementsInDefinedBenefitObligationDetails
775 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
776 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
777 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
778 Defined benefit plan Member omab:DefinedBenefitPlanMember
779 Net defined benefit liability (asset) [axis] Axis ifrs-full:NetDefinedBenefitLiabilityAssetAxis
780 Net defined benefit liability (asset) [member] Member ifrs-full:NetDefinedBenefitLiabilityAssetMember
781 Present value of defined benefit obligation Member ifrs-full:PresentValueOfDefinedBenefitObligationMember
782 Labor obligations LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
783 Changes in net defined benefit liability (asset) [abstract] Abstract ifrs-full:ChangesInNetDefinedBenefitLiabilityAssetAbstract
784 Present value of defined benefit obligation at beginning of period Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
785 Current service cost Concept (Monetary) For Period Credit ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset
786 Interest cost Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
787 Remeasurement (gains)/losses: Abstract ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAssetAbstract
788 Actuarial gains and losses arising from changes in financial and demographic assumptions Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInFinancialAssumptionsNetDefinedBenefitLiabilityAsset
789 Actuarial gains and losses arising from experience assumptions Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInDemographicAssumptionsNetDefinedBenefitLiabilityAsset
790 Benefits paid Concept (Monetary) For Period Debit ifrs-full:PaymentsFromPlanNetDefinedBenefitLiabilityAsset
791 Present value of defined benefit obligation at end of period Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
792 41705 - Disclosure - Labor obligations - Sensitivity analysis (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsSensitivityAnalysisDetails
793 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
794 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
795 Actuarial assumptions [member] Member ifrs-full:ActuarialAssumptionsMember
796 Actuarial assumption of discount rates Member ifrs-full:ActuarialAssumptionOfDiscountRatesMember
797 Actuarial assumption of expected rates of salary increases Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
798 Disclosure of sensitivity analysis for actuarial assumptions [line items] LineItems ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
799 Increase in actuarial assumption (as a percent) Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
800 Decrease in actuarial assumption (as a percent) Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
801 Increase in benefit obligation Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
802 Decrease in benefit obligation Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
803 Average duration period of the benefit obligation Concept (xbrli:durationItemType) For Period omab:AverageDurationPeriodOfBenefitObligation
804 41706 - Disclosure - Labor obligations - Expected cash flows (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLaborObligationsExpectedCashFlowsDetails
805 Disclosure of defined benefit plans [table] Table

*

*

 ifrs-full:DisclosureOfDefinedBenefitPlansTable
806 Defined benefit plans [axis] Axis ifrs-full:DefinedBenefitPlansAxis
807 Defined benefit plans [member] Member ifrs-full:DefinedBenefitPlansMember
808 Defined benefit plan Member omab:DefinedBenefitPlanMember
809 Seniority premium benefits Member omab:SeniorityPremiumBenefitsMember
810 Maturity [axis] Axis ifrs-full:MaturityAxis
811 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
812 2018 Member ifrs-full:NotLaterThanOneYearMember
813 2019 Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
814 2020 Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
815 2021 Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
816 2022 Member ifrs-full:LaterThanFourYearsAndNotLaterThanFiveYearsMember
817 From 2023 to 2028 Member ifrs-full:LaterThanFiveYearsAndNotLaterThanTenYearsMember
818 Labor obligations LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
819 Total Concept (Monetary) As Of Credit omab:EstimatedFutureBenefitPaymentsFromDefinedBenefitPensionPlansAndSeniorityPremiumBenefits
820 41801 - Disclosure - Leases - As Lessee (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLeasesAsLesseeDetails
821 Disclosure of finance lease and operating lease by lessee [table] Table

*

*

 ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
822 Counterparty Name [Axis] Axis us-gaap:CounterpartyNameAxis
823 Counterparty Name [Domain] Member us-gaap:RepurchaseAgreementCounterpartyNameDomain
824 Mexico City International Airport Member omab:MexicoCityInternationalAirportMember
825 HSBC SA Multiple banking institution Member omab:HsbcSaMultipleBankingInstitutionMember
826 Maturity [axis] Axis ifrs-full:MaturityAxis
827 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
828 2018 Member ifrs-full:NotLaterThanOneYearMember
829 Greater than 1 year and less than 5 years Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
830 Greater than 5 years Member ifrs-full:LaterThanFiveYearsMember
831 Range [axis] Axis ifrs-full:RangeAxis
832 Ranges [member] Member ifrs-full:RangesMember
833 Top of range Member ifrs-full:TopOfRangeMember
834 Operating Lease By Lessee LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
835 Term of contract Concept (xbrli:durationItemType) For Period omab:LesseeLeasingArrangementsOperatingLeasesTerm
836 Minimum guaranteed income Concept (Monetary) For Period Debit ifrs-full:MinimumOperatingLeasePayments
837 Royalty of hotel revenue (as a percent) Concept (Percent) For Period omab:PercentageOfHotelRevenueRoyalty
838 Minimum rent Concept (Monetary) For Period Debit omab:MinimumOperatingLeasePaymentsPerMonth
839 Minimum annual rent increase (as a percent) Concept (Percent) For Period omab:MinimumIncreaseInAnnualRentAsPercentage
840 Costs and leasing expenses Concept (Monetary) For Period Debit ifrs-full:LeaseAndSubleasePaymentsRecognisedAsExpense
841 Operating lease commitments by lessee Concept (Monetary) As Of Credit ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
842 Total long-term financial lease Concept (Monetary) As Of Credit omab:TotalLongTermFinancialLease
843 Current portion Concept (Monetary) As Of Credit ifrs-full:CurrentFinanceLeaseLiabilities
844 Long-term financial lease Concept (Monetary) As Of Credit ifrs-full:NoncurrentFinanceLeaseLiabilities
845 Number of monthly rents accrued Concept (Integer) As Of omab:NumberOfMonthlyRentsAccrued
846 41802 - Disclosure - Leases - As Lessor (Details) Network

*

*

 http://www.oma.aero/role/DisclosureLeasesAsLessorDetails
847 Disclosure of finance lease and operating lease by lessor [table] Table

*

*

 ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLessorTable
848 Maturity [axis] Axis ifrs-full:MaturityAxis
849 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
850 2018 Member ifrs-full:NotLaterThanOneYearMember
851 Greater than 1 year and less than 5 years Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
852 Greater than 5 years Member ifrs-full:LaterThanFiveYearsMember
853 Operating Lease By Lessor LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLessorLineItems
854 Operating lease commitments by lessor Concept (Monetary) As Of Debit ifrs-full:MinimumLeasePaymentsReceivableUnderNoncancellableOperatingLease
855 Contingent rental income Concept (Monetary) For Period Credit ifrs-full:ContingentRentsRecognisedAsIncomeClassifiedAsOperatingLease
856 41901 - Disclosure - Income taxes (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesDetails
857 Implied Table Table

*

*

 implied:Table
858 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
859 Statutary rate (as a percent) Concept (Percent) For Period ifrs-full:ApplicableTaxRate
860 Current ISR Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
861 Deferred ISR Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
862 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
863 41902 - Disclosure - Income taxes - Deferred Assets and (liabilities) (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesDeferredAssetsAndLiabilitiesDetails
864 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

*

*

 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
865 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
866 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
867 Provisions, allowances and labor obligations Member omab:ProvisionMember
868 Leasehold improvements Member ifrs-full:LeaseholdImprovementsMember
869 Tax loss carryforwards Member ifrs-full:UnusedTaxLossesMember
870 Recoverable tax on assets Member omab:RecoverableTaxOnAssetsMember
871 Other subsidiary losses Member omab:SubsidiaryTaxLossesMember
872 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
873 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
874 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
875 Net deferred ISR asset Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
876 41903 - Disclosure - Income taxes - Changes in deferred tax (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesChangesInDeferredTaxDetails
877 Implied Table Table

*

*

 implied:Table
878 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
879 Reconciliation of changes in deferred tax liability (asset) [abstract] Abstract ifrs-full:ReconciliationOfChangesInDeferredTaxLiabilityAssetAbstract
880 Beginning balance of deferred tax liability, net Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
881 Deferred ISR in results Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
882 Recoverable tax on assets Concept (Monetary) For Period Debit omab:IncreaseDecreaseThroughRecoverableTaxOnAssets
883 Income tax effects recognized in other comprehensive income Concept (Monetary) For Period ifrs-full:IncomeTaxRelatingToComponentsOfOtherComprehensiveIncome
884 Ending balance of deferred tax asset, net Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
885 41904 - Disclosure - Income taxes - Reconciliation of the statutory income tax rate and effecitve income tax rate (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesReconciliationOfStatutoryIncomeTaxRateAndEffecitveIncomeTaxRateDetails
886 Implied Table Table

*

*

 implied:Table
887 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
888 Reconciliation of statutory income tax rate and the effective income tax rate as a percentage of net income before income tax Abstract ifrs-full:ReconciliationOfAverageEffectiveTaxRateAndApplicableTaxRateAbstract
889 Income before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
890 Current ISR Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
891 Deferred ISR Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
892 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
893 Add (deduct) effects of permanent differences, primarily, non-deductible expenses and inflationary effects for financial and tax purposes Concept (Monetary) For Period Debit omab:TaxEffectOfPermanentDifferences
894 Other Concept (Monetary) For Period Debit ifrs-full:OtherTaxEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
895 Statutary rate Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
896 Effective rate (as a percent) Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
897 Add (deduct) effects of permanent differences, primarily, non-deductible expenses and inflationary effects for financial and tax purposes. (as a percent) Concept (Percent) For Period ifrs-full:TaxRateEffectOfRevenuesExemptFromTaxation
898 Other (as a percent) Concept (Percent) For Period ifrs-full:OtherTaxRateEffectsForReconciliationBetweenAccountingProfitAndTaxExpenseIncome
899 Statutary rate (as a percent) Concept (Percent) For Period ifrs-full:ApplicableTaxRate
900 41905 - Disclosure - Income taxes -Tax loss carryforwards (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesTaxLossCarryforwardsDetails
901 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

*

*

 ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
902 IFRS Income Tax Authority, Name [Axis] Axis omab:IfrsIncomeTaxAuthorityNameAxis
903 IFRS Income Tax Authority, Name [Domain] Member omab:IfrsIncomeTaxAuthorityNameDomain
904 Mexican Tax Authority Member omab:IfrsMexicanTaxAuthorityMember
905 IFRS Tax Period [Axis] Axis omab:IfrsTaxPeriodAxis
906 IFRS Tax Period [Domain] Member omab:IfrsTaxPeriodDomain
907 2001 Member omab:YearOfOriginTaxLossCarryforward2001Member
908 2002 Member omab:YearOfOriginTaxLossCarryforward2002Member
909 2003 Member omab:YearOfOriginTaxLossCarryforward2003Member
910 2004 Member omab:YearOfOriginTaxLossCarryforward2004Member
911 2005 Member omab:YearOfOriginTaxLossCarryforward2005Member
912 2006 Member omab:YearOfOriginTaxLossCarryforward2006Member
913 2007 Member omab:YearOfOriginTaxLossCarryforward2007Member
914 2008 Member omab:YearOfOriginTaxLossCarryforward2008Member
915 2009 Member omab:YearOfOriginTaxLossCarryforward2009Member
916 2010 Member omab:YearOfOriginTaxLossCarryforward2010Member
917 2011 Member omab:YearOfOriginTaxLossCarryforward2011Member
918 2012 Member omab:YearOfOriginTaxLossCarryforward2012Member
919 2015 Member omab:YearOfOriginTaxLossCarryforward2015Member
920 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
921 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
922 Other subsidiary losses Member omab:SubsidiaryTaxLossesMember
923 IMPAC Member omab:AssetTaxImpacLawMember
924 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
925 Tax loss carryforwards Concept (Monetary) As Of Debit omab:IfrsDeferredTaxAssetsOperatingLossCarryforwards
926 Duration of tax losses Concept (xbrli:durationItemType) For Period omab:TermOfTaxLosses
927 Tax loss carryforwards utilized Concept (Monetary) As Of Debit omab:DeferredTaxAssetsOperatingLossCarryforwardsUtilised
928 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
929 Updated deferred tax asset Concept (Monetary) As Of Debit omab:DeferredTaxAssetsUpdatedAmount
930 Deferred tax assets recovered Concept (Monetary) For Period Credit omab:DeferredTaxAssetsRecovered
931 Updated amount of IMPAC recovered Concept (Monetary) For Period Credit omab:UpdatedAmountOfImpacRecovered
932 41906 - Disclosure - Income taxes - Shareholders' equity tax accounts (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesShareholdersEquityTaxAccountsDetails
933 Statement of changes in equity [table] Table

*

*

 ifrs-full:StatementOfChangesInEquityTable
934 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
935 Equity [member] Member ifrs-full:EquityMember
936 Contributed capital account Member omab:ContributedCapitalAccountMember
937 Net consolidated tax profit account Member omab:NetConsolidatedTaxProfitAccountMember
938 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
939 Current and deferred tax relating to items charged or credited directly to equity [abstract] Abstract ifrs-full:CurrentAndDeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquityAbstract
940 Total shareholders' equity tax accounts Concept (Monetary) For Period Debit ifrs-full:CurrentAndDeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity
941 41907 - Disclosure - Income taxes - Dividend tax (Details) Network

*

*

 http://www.oma.aero/role/DisclosureIncomeTaxesDividendTaxDetails
942 Implied Table Table

*

*

 implied:Table
943 Income taxes Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
944 Maximum additional income taxes dividends may be subject to (as a percent) Concept (Percent) For Period omab:MaximumAdditionalIncomeTaxesMexicanResidentsMayBeSubjectToOnDividendsFromProfitsGeneratedAfter1January2014
945 42001 - Disclosure - Commitment and contingencies (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCommitmentAndContingenciesDetails
946 Disclosure of contingent liabilities [table] Table

*

*

 ifrs-full:DisclosureOfContingentLiabilitiesTable
947 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
948 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
949 Debt securities issued in the Mexican market on June 16, 2014 Member omab:SecuredDebtSecuritiesIssuedJune162014Member
950 Debt securities issued in the Mexican market on March 26, 2013 Member omab:SecuredDebtSecuritiesIssuedMarch262013Member
951 Disclosure of contingent liabilities [line items] LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
952 Principal amount Concept (Monetary) As Of ifrs-full:NotionalAmount
953 Term of loan Concept (xbrli:durationItemType) For Period omab:IfrsDebtInstrumentTerm
954 Number of airports guaranteeing the certificates Concept (Decimal) As Of omab:NumberOfAirportsGuaranteeingDebtCertificates
955 Percentage of airports guaranteeing the certificates (as a percent) Concept (Percent) As Of omab:PercentageOfEbitdaGuaranteeingDebtCertificates
956 42002 - Disclosure - Commitment and contingencies - Property tax (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCommitmentAndContingenciesPropertyTaxDetails
957 Disclosure of contingent liabilities [table] Table

*

*

 ifrs-full:DisclosureOfContingentLiabilitiesTable
958 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
959 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
960 Legal proceedings contingent liability Member ifrs-full:LegalProceedingsContingentLiabilityMember
961 Reynosa Airport - Property tax Member omab:LegalProceedingsContingentLiabilityReynosaAirportPropertyTaxMember
962 Ciudad Juarex Airport - Municipal licenses Member omab:LegalProceedingsContingentLiabilityCiudadJuarexAirportRelatedToMunicipalLicensesMember
963 Reynosa Airport - Conflict with ownership of certain land Member omab:LegalProceedingsContingentLiabilityRevnoseAirportRelatedToConflictWithOwnershipOfCertainLandsMember
964 Ciudad Juarex Airport - Conflict with ownership of certain land Member omab:LegalProceedingsContingentLiabilityCiudadJuarexAirportRelatedToConflictWithOwnershipOfCertainLandsMember
965 Monterrey Airport - Conflict with ownership of certain land Member omab:LegalProceedingsContingentLiabilityMonterreyAirportRelatedToConflictWithOwnershipOfCertainLandMember
966 Disclosure of contingent liabilities [line items] LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
967 Loss contingency damages Concept (Monetary) For Period Debit omab:LossContingencyDamagesSoughtAmount
968 Number of airport businesses ordered for closure Concept (Integer) For Period omab:NumberOfAirportBusinessesOrderedForClosure
969 Area of land in claim Concept (num:areaItemType) For Period omab:AreaOfLandInClaim
970 Number of amparo trials filed Concept (Integer) For Period omab:NumberOfAmparoTrialsFiled
971 42101 - Disclosure - Financial risk management - Categories of financial instruments and risk management policies (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementCategoriesOfFinancialInstrumentsAndRiskManagementPoliciesDetails
972 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
973 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
974 Risks [member] Member ifrs-full:TypesOfRisksMember
975 Credit and interest rate Member omab:CreditRiskAndInterestRateRiskMember
976 Credit and exchange rate Member omab:CreditRiskAndCurrencyRiskMember
977 Interest rate, exchange rate and liquidity Member omab:LiquidityRiskAndInterestRateRiskAndCurrencyRiskMember
978 Liquidity Member ifrs-full:LiquidityRiskMember
979 Classes of financial instruments [axis] Axis ifrs-full:ClassesOfFinancialInstrumentsAxis
980 Financial instruments, class [member] Member ifrs-full:ClassesOfFinancialInstrumentsMember
981 Cash and cash equivalents and other investments held to maturity Member omab:CashAndCashEquivalentsAndOtherInvestmentsHeldToMaturityMember
982 Receivables, net Member ifrs-full:TradeReceivablesMember
983 Short-term and long-term debt Member omab:ShortTermAndLongTermDebtMember
984 Trade accounts payable Member omab:TradeAccountsPayableMember
985 Accrued expenses Member omab:AccruedExpensesMember
986 Accounts payable to related parties Member omab:AccountsPayableToRelatedPartiesMember
987 Financial risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
988 Financial Assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
989 Financial Liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
990 Employee statutory profit-sharing payable Concept (Monetary) For Period Credit ifrs-full:EmployerContributions
991 Taxes payable other than income tax Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
992 42102 - Disclosure - Financial risk management - Interest rate risk management (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementInterestRateRiskManagementDetails
993 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
994 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
995 Risks [member] Member ifrs-full:TypesOfRisksMember
996 Interest rate risk Member ifrs-full:InterestRateRiskMember
997 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
998 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
999 Three-month LIBOR Member ifrs-full:FloatingInterestRateMember
1000 Fixed interest rate Member ifrs-full:FixedInterestRateMember
1001 Range [axis] Axis ifrs-full:RangeAxis
1002 Ranges [member] Member ifrs-full:RangesMember
1003 Top of range Member ifrs-full:TopOfRangeMember
1004 Bottom of range Member ifrs-full:BottomOfRangeMember
1005 Financial risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1006 Outstanding long-term debt Concept (Monetary) As Of Credit omab:GrossBorrowings
1007 Percent of long-term debt with fixed interest rate (as a percent) Concept (Percent) As Of omab:PercentOfLongTermDebtWithFixedInterestRate
1008 Interest rate (as a percent) Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1009 42103 - Disclosure - Financial risk management - Sensitivity analysis for interest rates (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementSensitivityAnalysisForInterestRatesDetails
1010 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1011 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
1012 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
1013 Three-month LIBOR Member ifrs-full:FloatingInterestRateMember
1014 Currency [Axis] Axis us-gaap:CurrencyAxis
1015 All Currencies [Domain] Member currency:AllCurrenciesDomain
1016 U.S. Dollar Member currency:USD
1017 Financial risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1018 Accrued interest Concept (Monetary) As Of Credit ifrs-full:InterestPayable
1019 Hypothetical unfavorable change in interest rate (as a percent) Concept (Percent) As Of omab:HypotheticalUnfavorableChangeInInterestRate
1020 Hypothetical increase in financing expense through unfavorable change in debt variable interest rates Concept (Monetary) As Of Credit omab:IncreaseInFinancingExpenseThroughUnfavorableChangeInDebtVariableInterestRates
1021 Exchange rate Concept (Decimal) As Of ifrs-full:ClosingForeignExchangeRate
1022 42104 - Disclosure - Financial risk management - Exchange risk management (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementExchangeRiskManagementDetails
1023 Implied Table Table

*

*

 implied:Table
1024 Financial risk management Abstract ifrs-full:DisclosureOfCreditRiskExposureAbstract
1025 Percent of revenue (excluding construction revenue) from TUA of international passengers (as a percent) Concept (Percent) For Period omab:PercentOfRevenueExcludingConstructionRevenueFromInternationalPassengers
1026 Appreciation rate of the peso to U.S. Dollar (as a percent) Concept (Percent) For Period omab:AppreciationRateOfPesoToUSDollarForAnalysisPurpose
1027 Projected decrease in revenue due to appreciation rate of peso to U.S. dollar Concept (Monetary) For Period Debit omab:ProjectedDecreaseInRevenueDueToAppreciationRateOfPesoToUSDollar
1028 Depreciation of peso to U.S. Dollar (as a percent) Concept (Percent) For Period omab:DepreciationPercentOfPesoToUSDollar
1029 42105 - Disclosure - Financial risk management - Foreign currency sensitivity analysis (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementForeignCurrencySensitivityAnalysisDetails
1030 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1031 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
1032 Risks [member] Member ifrs-full:TypesOfRisksMember
1033 Currency risk Member ifrs-full:CurrencyRiskMember
1034 Currency [Axis] Axis us-gaap:CurrencyAxis
1035 All Currencies [Domain] Member currency:AllCurrenciesDomain
1036 U.S. Dollar Member currency:USD
1037 Financial risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1038 Unfavorable change in exchange rate of peso against U.S. dollar (as a percent) Concept (Percent) As Of omab:HypotheticalUnfavorableChangeInExchangeRateOfPesoAgainstUSDollar
1039 Liability positions net in foreign currencies Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
1040 Estimated exchange rate (gain) loss from unfavorable change in exchange rate Concept (Monetary) As Of Debit omab:HypotheticalEstimatedExchangeRateLossFromUnfavorableChangeInExchangeRate
1041 Carrying values of monetary assets and liabilities denominated in foreign currencies Abstract ifrs-full:NetAssetsLiabilitiesAbstract
1042 Liabilities denominated in foreign currencies Concept (Monetary) As Of Credit ifrs-full:Liabilities
1043 Assets per segment Concept (Monetary) As Of Debit ifrs-full:Assets
1044 Transactions in U.S. dollars Abstract ifrs-full:ExpenseByNatureAbstract
1045 Technical assistance Concept (Monetary) For Period Debit omab:TechnicalAssistance
1046 Insurance Concept (Monetary) For Period Debit ifrs-full:InsuranceExpense
1047 Purchase of machinery and maintenance Concept (Monetary) As Of Debit ifrs-full:Machinery
1048 Software Concept (Monetary) As Of Debit ifrs-full:ComputerSoftware
1049 Professional services, fees and subscriptions Concept (Monetary) For Period Debit ifrs-full:ProfessionalFeesExpense
1050 Other Concept (Monetary) For Period Debit ifrs-full:OtherExpenseByFunction
1051 Interbank exchange rate Abstract ifrs-full:ForeignExchangeRatesAbstract
1052 Exchange rate Concept (Decimal) As Of ifrs-full:ClosingForeignExchangeRate
1053 42106 - Disclosure - Financial risk management - Credit risk (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementCreditRiskDetails
1054 Implied Table Table

*

*

 implied:Table
1055 Financial risk management Abstract ifrs-full:DisclosureOfCreditRiskExposureAbstract
1056 Number of credit options Concept (Decimal) For Period omab:NumberOfCreditOptionsAvailableForCustomers
1057 30 days Concept (xbrli:durationItemType) For Period omab:CreditOptionOf30Days
1058 45 days Concept (xbrli:durationItemType) For Period omab:CreditOptionOf45Days
1059 60 days Concept (xbrli:durationItemType) For Period omab:CreditOptionOf60Days
1060 Allowance for doubtful accounts Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
1061 42107 - Disclosure - Financial risk management - Liquidity risk (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementLiquidityRiskDetails
1062 Disclosure of nature and extent of risks arising from financial instruments [table] Table

*

*

 ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsTable
1063 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
1064 Risks [member] Member ifrs-full:TypesOfRisksMember
1065 Liquidity Member ifrs-full:LiquidityRiskMember
1066 Maturity [axis] Axis ifrs-full:MaturityAxis
1067 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1068 2018 Member ifrs-full:NotLaterThanOneYearMember
1069 2018 - 2020 Member omab:LaterThanOneYearAndNotLaterThanFourYearsMember
1070 2021 - 2023 Member omab:LaterThanFourYearsAndNotLaterThanSevenYearsMember
1071 2024 and subsequently Member omab:LaterThanSevenYearsMember
1072 Currency [Axis] Axis us-gaap:CurrencyAxis
1073 All Currencies [Domain] Member currency:AllCurrenciesDomain
1074 U.S. Dollar Member currency:USD
1075 Financial risk management LineItems ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsLineItems
1076 Outstanding long-term debt Concept (Monetary) As Of Credit omab:GrossBorrowings
1077 Interest Concept (Monetary) As Of Credit ifrs-full:InterestPayable
1078 Trade accounts payable Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesToTradeSuppliers
1079 Accrued expenses Concept (Monetary) As Of Credit ifrs-full:Accruals
1080 Accounts payable with related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesToRelatedParties
1081 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
1082 Exchange rate Concept (Decimal) As Of ifrs-full:ClosingForeignExchangeRate
1083 42108 - Disclosure - Financial risk management - Financial instruments at fair value (Details) Network

*

*

 http://www.oma.aero/role/DisclosureFinancialRiskManagementFinancialInstrumentsAtFairValueDetails
1084 Disclosure of fair value measurement of liabilities [table] Table

*

*

 ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesTable
1085 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
1086 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
1087 Level 1 Member ifrs-full:Level1OfFairValueHierarchyMember
1088 Level 2 Member ifrs-full:Level2OfFairValueHierarchyMember
1089 Measurement [axis] Axis ifrs-full:MeasurementAxis
1090 Aggregated measurement [member] Member ifrs-full:AggregatedMeasurementMember
1091 Fair Value Member ifrs-full:AtFairValueMember
1092 Book Value Member ifrs-full:NotMeasuredAtFairValueInStatementOfFinancialPositionButForWhichFairValueIsDisclosedMember
1093 Financial Instruments at fair value LineItems ifrs-full:DisclosureOfFairValueMeasurementOfLiabilitiesLineItems
1094 Total long-term debt Concept (Monetary) As Of Credit omab:GrossBorrowings
1095 42201 - Disclosure - Shareholders' equity - Subscribed and paid-in capital (Details) Network

*

*

 http://www.oma.aero/role/DisclosureShareholdersEquitySubscribedAndPaidInCapitalDetails
1096 Disclosure of classes of share capital [table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1097 Classes of ordinary shares [axis] Axis ifrs-full:ClassesOfOrdinarySharesAxis
1098 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
1099 Series B Class I Member omab:SeriesBClassIMember
1100 Series BB Class I Member omab:SeriesBbClassIMember
1101 Treasury Series B Class I Member ifrs-full:TreasurySharesMember
1102 Disclosure of classes of share capital [line items] LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1103 Number of Shares, held in treasury Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
1104 Number of Shares, outstanding Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
1105 Contributed Capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
1106 42202 - Disclosure - Shareholders' equity - Shares repurchased (Details) Network

*

*

 http://www.oma.aero/role/DisclosureShareholdersEquitySharesRepurchasedDetails
1107 Disclosure of classes of share capital [table] Table

*

*

 ifrs-full:DisclosureOfClassesOfShareCapitalTable
1108 Classes of ordinary shares [axis] Axis ifrs-full:ClassesOfOrdinarySharesAxis
1109 Ordinary shares [member] Member ifrs-full:OrdinarySharesMember
1110 Treasury Series B Class I Member ifrs-full:TreasurySharesMember
1111 Disclosure of classes of share capital [line items] LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
1112 Shares repurchased Abstract omab:TreasurySharesAbstract
1113 Issuance of shares, net (in shares) Concept (Shares) For Period omab:IssueOfEquityShares
1114 Issuance of shares Concept (Monetary) For Period Credit ifrs-full:IssueOfEquity
1115 Number of Shares, held in treasury Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
1116 Shares repurchased (in shares) Concept (Shares) For Period omab:IfrsTreasuryStockSharesAcquired
1117 Purchase of treasury shares Concept (Monetary) For Period Debit omab:PurchaseOfTreasurySharesGross
1118 Market price per share Concept (Share) As Of omab:MarketPricePerShare
1119 Treasury shares held Concept (Monetary) As Of Debit ifrs-full:TreasuryShares
1120 Treasury shares held (in shares) Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
1121 42203 - Disclosure - Shareholders' equity - Additional Equity Activity (Details) Network

*

*

 http://www.oma.aero/role/DisclosureShareholdersEquityAdditionalEquityActivityDetails
1122 Implied Table Table

*

*

 implied:Table
1123 Shareholders' equity Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
1124 Dividends Abstract omab:DividendAbstract
1125 Dividends approved Concept (Monetary) For Period Debit omab:DividendsApproved
1126 Dividends per share Concept (Share) For Period ifrs-full:DividendsRecognisedAsDistributionsToOwnersPerShare
1127 Dividends paid Concept (Monetary) For Period Debit ifrs-full:DividendsPaid
1128 Period during which tax on dividend distributions and interim payments can be credited against income tax Concept (xbrli:durationItemType) For Period omab:PeriodDuringWhichTaxPaidOnDistributionOfDividendsMayBeCreditedAgainstIncomeTax
1129 Equity reserves Abstract ifrs-full:DisclosureOfReservesWithinEquityAbstract
1130 Reserve for repurchase of shares Concept (Monetary) As Of Credit ifrs-full:CapitalRedemptionReserve
1131 Transfer to capital redemption reserve Concept (Monetary) As Of Credit omab:IncreaseDecreaseThroughTransferToCapitalRedemptionReserve
1132 Increase (decrease) in the legal reserve fund Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransferToStatutoryReserve
1133 Percentage of annual net profits required to be reserved to legal reserve fund Concept (Percent) For Period omab:StatutoryReservePercentageOfAnnualNetProfitsRequiredToBeReserved
1134 Percentage of share capital stock at par value required to be maintained in legal reserve fund Concept (Percent) For Period omab:StatutoryReservePercentageOfShareCapitalRequiredToBeMaintained
1135 Legal reserve fund not available for distribution Concept (Monetary) As Of Credit ifrs-full:StatutoryReserve
1136 Change in fixed portion of capital stock Abstract omab:ChangeInFixedPortionOfCapitalStockAbstract
1137 Approved decrease in fixed portion of capital stock Concept (Monetary) For Period Debit ifrs-full:ReductionOfIssuedCapital
1138 Reduction of issued capital per share Concept (Share) For Period omab:ReductionOfIssuedCapitalPerShare
1139 Amount reimbursed to shareholders Concept (Monetary) For Period Debit omab:ReductionOfIssuedCapitalAmountPaidToShareholders
1140 Amount of approved decrease in fixed portion of capital stock pertaining to treasury stock held Concept (Monetary) For Period Debit omab:ReductionOfIssuedCapitalRelatedToTreasuryStock
1141 42301 - Disclosure - Accumulated other comprehensive loss (Details) Network

*

*

 http://www.oma.aero/role/DisclosureAccumulatedOtherComprehensiveLossDetails
1142 Implied Table Table

*

*

 implied:Table
1143 Accumulated other comprehensive loss Abstract ifrs-full:DisclosureOfAnalysisOfOtherComprehensiveIncomeByItemAbstract
1144 Balance, Pre-tax Concept (Monetary) As Of Credit omab:AccumulatedOtherComprehensiveIncomeBeforeTax
1145 Movements of the year, Pre-tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
1146 Balance, Pre-tax Concept (Monetary) As Of Credit omab:AccumulatedOtherComprehensiveIncomeBeforeTax
1147 Balance, Tax Concept (Monetary) As Of Debit omab:AccumulatedOtherComprehensiveincomeTax
1148 Movements of the year, Tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome
1149 Balance, Tax Concept (Monetary) As Of Debit omab:AccumulatedOtherComprehensiveincomeTax
1150 Balance, Net of tax Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
1151 Movements of the year, Net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
1152 Balance, Net of tax Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
1153 42401 - Disclosure - Other income (Details) Network

*

*

 http://www.oma.aero/role/DisclosureOtherIncomeDetails
1154 Implied Table Table

*

*

 implied:Table
1155 Other income Abstract omab:DisclosureOfAnalysisOfOtherIncomeAbstract
1156 (Gain) loss on sale of property and equipment Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
1157 Insurance recovery Concept (Monetary) For Period Credit ifrs-full:IncomeFromReimbursementsUnderInsurancePolicies
1158 Total Concept (Monetary) For Period Credit ifrs-full:OtherOperatingIncomeExpense
1159 42501 - Disclosure - Related party balances and transactions (Details) Network

*

*

 http://www.oma.aero/role/DisclosureRelatedPartyBalancesAndTransactionsDetails
1160 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1161 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1162 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1163 ICA Constructora de Infraestructura, S.A. de C.V. Member omab:ICConstructoraDeInfraestructuraSDeCvMember
1164 ICA Constructora, S.A. de C.V. Member omab:ICConstructoraSDeCVMember
1165 Ingenieros Civiles Asociados Member omab:IngenierosCivilesAsociadosMember
1166 Empresas ICA, S.A.B. de C.V. “EMICA” Member omab:EmpresasICSBDeCVEmicaMember
1167 Servicios de Tecnologia Aeroportuaria, S.A. de C.V. “SETA” Member omab:ServiciosDeTecnologiaAeroportuariaSaDeCVSetaMember
1168 Nacional Hispana Hoteles, S. de R. L. de C. V. Member omab:NacionalHispanaHotelesSDeRLDeCVMember
1169 Operadora Nacional Hispana, S.A. de C.V. Member omab:OperadoraNacionalHispanaSaDeCvMember
1170 VCD Construccion y Desarrollo, S.A.P.I. de C.V. Member omab:VcdConstruccionYDesarrolloSapi.DeCVMember
1171 ICA Ingenieria S. A. de C. V. Member omab:IcaIngenieriaSaDeCVMember
1172 Actica Sistemas, S. de R.L. de C.V. Member omab:ActicaSistemasSDeRLDeCVMember
1173 Grupo ICA, S.A. de C.V. Member omab:GrupoICSDeCVMember
1174 GGA Capital, S.A.P.I. de C.V. Member omab:GGCapitalSPIDeCVMember
1175 Grupo Hotelero Santa Fe, S. A. de C. V. Member omab:GrupoHoteleroSantaFeSaDeCVMember
1176 Related party balances and transactions LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1177 Repayments for constructions to related parties Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
1178 Accounts payable to related parties Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
1179 42502 - Disclosure - Related party balances and transactions – Principal transactions (Details) Network

*

*

 http://www.oma.aero/role/DisclosureRelatedPartyBalancesAndTransactionsPrincipalTransactionsDetails
1180 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1181 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1182 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1183 Related parties Member ifrs-full:RelatedPartiesMember
1184 Types of investment property [axis] Axis ifrs-full:TypesOfInvestmentPropertyAxis
1185 Investment property [member] Member ifrs-full:InvestmentPropertyMember
1186 SAP Member omab:SapCapitalInvestmentMember
1187 Hotel Member omab:HotelCapitalInvestmentMember
1188 Industrial warehouse Member omab:IndustrialWarehouseCapitalInvestmentMember
1189 Platform Member omab:PlatformMember
1190 Runway Member omab:RunwayMember
1191 Terminal Member omab:TerminalMember
1192 Related party balances and transactions LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1193 Intangible assets other than goodwill Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1194 Capital Investment Concept (Monetary) For Period Debit omab:CapitalInvestment
1195 Technical assistance fee related party transactions Concept (Monetary) For Period Debit omab:TechnicalAssistanceFeeRelatedPartyTransactions
1196 Administrative expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
1197 Major maintenance provision Concept (Monetary) For Period Debit omab:MajorMaintenanceProvision
1198 Iimprovements to concessioned assets. Concept (Monetary) For Period Debit omab:ImprovementsToConcessionedAssets
1199 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
1200 42503 - Disclosure - Related party balances and transactions - Short-term promissory note (Details) Network

*

*

 http://www.oma.aero/role/DisclosureRelatedPartyBalancesAndTransactionsShortTermPromissoryNoteDetails
1201 Disclosure of transactions between related parties [table] Table

*

*

 ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1202 Counterparty Name [Axis] Axis us-gaap:CounterpartyNameAxis
1203 Counterparty Name [Domain] Member us-gaap:RepurchaseAgreementCounterpartyNameDomain
1204 CONOISA Member omab:ControladoraDeOperacionesDeInfraestrcuturaSaDeCvMember
1205 ADPM Member omab:AeroportsDeParisManagementSaMember
1206 Empresas ICA Member omab:EmpresasIcaMember
1207 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1208 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1209 Servicios de Tecnologia Aeroportuaria, S.A. de C.V. “SETA” Member omab:ServiciosDeTecnologiaAeroportuariaSaDeCVSetaMember
1210 Directors and officers Member omab:DirectorsAndOfficersMember
1211 Chairman Member omab:ChairmanMember
1212 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1213 Remuneration Concept (Monetary) For Period Debit omab:KeyManagementPersonnelCompensationRemuneration
1214 Short-term employee benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1215 Technical assistance annual consideration Concept (Monetary) For Period Credit omab:TechnicalAssistanceAnnualConsiderationRelatedPartyTransaction
1216 Percentage of ebitda before payment of technical assistance fee for first three years Concept (Percent) For Period omab:PercentageOfEbitdaBeforePaymentOfTechnicalAssistanceFeeForFirstThreeYearsRelatedPartyTransaction
1217 Percentage of ebitda before payment of technical assistance fee for next two years Concept (Percent) For Period omab:PercentageOfEbitdaBeforePaymentOfTechnicalAssistanceFeeForNextTwoYearsRelatedPartyTransaction
1218 Ebitda before payment of technical assistance fee, period one Concept (xbrli:durationItemType) For Period omab:EbitdaBeforePaymentOfTechnicalAssistanceFeeRelatedPartyTransactionPeriodOne
1219 Ebitda before payment of technical assistance fee, period two Concept (xbrli:durationItemType) For Period omab:EbitdaBeforePaymentOfTechnicalAssistanceFeeRelatedPartyTransactionPeriodTwo
1220 Increase in variable consideration than fixed technical assistance fee Concept (Monetary) For Period Debit omab:IncreaseInVariableConsiderationThanFixedTechnicalAssistanceFeeRelatedPartyTransaction
1221 Ownership interest held Concept (Percent) For Period omab:PercentageOfOwnershipInterestHeld
1222 Number of members Concept (Integer) For Period omab:NumberOfMembersAppointedByRelatedParty
1223 Threshold percentage of shares held by related party to trigger conversion of shares Concept (Percent) For Period omab:ThresholdPercentageOfSharesToBeHeldByRelatedPartyToTriggerConversionOfShares
1224 Minimum percentage of shares held by related party to not trigger conversion of shares Concept (Percent) For Period omab:MinimumPercentageOfSharesToBeHeldByRelatedPartyToNotTriggerConversionOfShares
1225 Percentage of shares to be held in waiting period one Concept (Percent) For Period omab:PercentageOfSharesToBeHeldInWaitingPeriodOne
1226 Waiting period Concept (xbrli:durationItemType) For Period omab:WaitingPeriodToHoldPercentageOfSharesOne
1227 The remaining percentage of shares to be held in waiting period two Concept (Percent) For Period omab:RemainingPercentageOfSharesToBeHeldInWaitingPeriodTwo
1228 The waiting period to hold percentage of shares two Concept (xbrli:durationItemType) For Period omab:WaitingPeriodToHoldPercentageOfSharesTwo
1229 Estimated portion of fifty one percent of shares Concept (Percent) For Period omab:EstimatedPortionOfFiftyOnePercentOfSharesMayBeSoldToThirdParty
1230 The waiting period to hold percentage of shares three Concept (xbrli:durationItemType) For Period omab:WaitingPeriodToHoldPercentageOfSharesThree
1231 Threshold percentage of equity stake above which related party can sell shares Concept (Percent) As Of omab:ThresholdPercentageOfEquityStakeAboveWhichRelatedPartyCanSellShares
1232 Percentage of shareholding exchanged Concept (Percent) For Period omab:PercentageOfShareholdingExchanged
1233 Partner ownership interest Concept (Percent) For Period omab:PercentageOfPartnerOwnershipInterest
1234 Ownership interest indirectly held Concept (Percent) For Period omab:PercentageOfOwnershipInterestIndirectlyHeld
1235 42601 - Disclosure - Operating segment data (Details) Network

*

*

 http://www.oma.aero/role/DisclosureOperatingSegmentDataDetails
1236 Disclosure of operating segments [table] Table

*

*

 ifrs-full:DisclosureOfOperatingSegmentsTable
1237 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
1238 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1239 Operating segments Member ifrs-full:OperatingSegmentsMember
1240 Eliminations Member ifrs-full:EliminationOfIntersegmentAmountsMember
1241 Segments [axis] Axis ifrs-full:SegmentsAxis
1242 Segments [member] Member ifrs-full:SegmentsMember
1243 Monterrey Member omab:MonterreyMember
1244 Acapulco Member omab:AcapulcoMember
1245 Mazatlan Member omab:MazatlanMember
1246 Zihuatanejo Member omab:ZihuatanejoMember
1247 Chihuahua Member omab:ChihuahuaMember
1248 Culiacan Member omab:CuliacanMember
1249 Durango Member omab:DurangoMember
1250 San Luis Potosi Member omab:SanLuisPotosiMember
1251 Tampico Member omab:TampicoMember
1252 Torreon Member omab:TorreonMember
1253 Zacatecas Member omab:ZacatecasMember
1254 Ciudad Juarez Member omab:CiudadJuarezMember
1255 Reynosa Member omab:ReynosaMember
1256 NH T2 Hotel Member omab:NHT2HotelMember
1257 Hilton Garden Inn Member omab:HiltonGardenInnMember
1258 VYNMSA Member omab:VYNMSaMember
1259 Other Member ifrs-full:AllOtherSegmentsMember
1260 Disclosure of operating segments [line items] LineItems ifrs-full:DisclosureOfOperatingSegmentsLineItems
1261 Aeronautical revenues Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfAeronauticalServices
1262 Non-aeronautical revenues Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfNonAeronauticalServices
1263 Construction services revenues Concept (Monetary) For Period Credit ifrs-full:RevenueRecognisedOnExchangingConstructionServicesForIntangibleAsset
1264 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1265 Major maintenance provision Concept (Monetary) For Period Debit omab:MajorMaintenanceProvision
1266 Allowance for doubtful accounts Concept (Monetary) For Period Debit omab:IfrsProvisionForDoubtfulAccounts
1267 Operating income Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
1268 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
1269 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
1270 Income tax Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1271 Assets per segment Concept (Monetary) As Of Debit ifrs-full:Assets
1272 Liabilities per segment Concept (Monetary) As Of Credit ifrs-full:Liabilities
1273 Capital investments Concept (Monetary) As Of Credit ifrs-full:ContractualCapitalCommitments
1274 Investment in airport concessions Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
1275 42701 - Disclosure - Revenues (Details) Network

*

*

 http://www.oma.aero/role/DisclosureRevenuesDetails
1276 Implied Table Table

*

*

 implied:Table
1277 Revenue [abstract] Abstract ifrs-full:RevenueAbstract
1278 Time period that maximum rates for airport concessions are established Concept (xbrli:durationItemType) For Period omab:TimePeriodForMaximumRateForAirportConcessions
1279 Number of passengers that a work load unit is equivalent to Concept (Integer) As Of omab:NumberOfPassengersWorkLoadUnitIsEquivalentTo
1280 Weight of cargo that a work load unit is equivalent to Concept (num:massItemType) For Period omab:WeightOfCargoWorkLoadUnitIsEquivalentTo
1281 Aeronautical services: Abstract omab:AeronauticalServicesAbstract
1282 Domestic TUA Concept (Monetary) For Period Credit omab:DomesticTURevenue
1283 International TUA Concept (Monetary) For Period Credit omab:InternationalTURevenue
1284 Landing charges Concept (Monetary) For Period Credit omab:LandingChargesRevenue
1285 Platform for embarking and disembarking Concept (Monetary) For Period Credit omab:PlatformForEmbarkingAndDisembarkingRevenue
1286 Aircraft parking charges on extended stay or overnight Concept (Monetary) For Period Credit omab:AircraftParkingChargesOnExtendedStayOrOvernightRevenue
1287 Domestic and international passenger and carry-on baggage check Concept (Monetary) For Period Credit omab:DomesticAndInternationalPassengerAndCarryOnBaggageCheckRevenue
1288 Aerocars and jetways Concept (Monetary) For Period Credit omab:AerocarsAndJetwaysRevenue
1289 Other airport services, leases and regulated access rights Concept (Monetary) For Period Credit omab:OtherAirportServicesLeasesAndRegulatedAccessRevenue
1290 Total revenues from aeronautical services Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfAeronauticalServices
1291 Non-aeronautical services: Abstract omab:NonAeronauticalServicesAbstract
1292 Commercial activities Abstract omab:CommercialActivitiesAbstract
1293 Car parking charges Concept (Monetary) For Period Credit omab:CarParkingChargesRevenue
1294 Advertising Concept (Monetary) For Period Credit ifrs-full:RevenueFromRenderingOfAdvertisingServices
1295 Retail operations Concept (Monetary) For Period Credit omab:RetailOperationsRevenue
1296 Food and beverage Concept (Monetary) For Period Credit omab:BeverageFoodAndRevenue
1297 Car rental operators Concept (Monetary) For Period Credit omab:CarRentalOperatorsRevenue
1298 Time share developers Concept (Monetary) For Period Credit omab:TimeShareDevelopersRevenue
1299 Financial services Concept (Monetary) For Period Credit omab:FinancialServiceRevenue
1300 Communication and services Concept (Monetary) For Period Credit omab:CommunicationAndServicesRevenue
1301 Services to passengers Concept (Monetary) For Period Credit omab:ServicesToPassengersRevenue
1302 VIP lounges Concept (Monetary) For Period Credit omab:VIPLoungesRevenue
1303 Loyalty program Concept (Monetary) For Period Credit omab:LoyaltyProgramRevenue
1304 Other services Concept (Monetary) For Period Credit omab:OtherServicesRevenueCommercialActivities
1305 Total revenue from commercial activities Concept (Monetary) For Period Credit omab:TotalRevenueFromCommercialActivities
1306 Diversification activities: Abstract omab:DiversificationActivitiesAbstract
1307 Hotel services Concept (Monetary) For Period Credit omab:HotelServicesRevenue
1308 OMA Carga Concept (Monetary) For Period Credit omab:OMCargaRevenue
1309 Real estate services Concept (Monetary) For Period Credit omab:RealEstateServicesRevenue
1310 Industrial services Concept (Monetary) For Period Credit omab:IndustrialServicesRevenue
1311 Other services Concept (Monetary) For Period Credit omab:OtherServicesRevenueDiversificationActivities
1312 Total diversification activities Concept (Monetary) For Period Credit omab:TotalRevenueFromDiversificationActivities
1313 Complementary activities: Abstract omab:ComplementaryActivitiesAbstract
1314 Leasing of space Concept (Monetary) For Period Credit omab:LeasingOfSpaceRevenue
1315 Access rights Concept (Monetary) For Period Credit omab:AccessRightsRevenue
1316 Documented baggage inspection Concept (Monetary) For Period Credit omab:DocumentedBaggageInspectionRevenue
1317 Other services (CUSS and CUTE) Concept (Monetary) For Period Credit omab:OtherServicesRevenueComplementaryActivities
1318 Total of complimentary activities Concept (Monetary) For Period Credit omab:TotalRevenueFromComplementaryActivities
1319 Total revenue from non-aeronautical services Concept (Monetary) For Period Credit omab:RevenueFromRenderingOfNonAeronauticalServices
1320 Incentives given to airlines Concept (Monetary) For Period Debit omab:IncentivesGivenToAirlines
1321 Percentage of revenues generated by the Monterrery, Acapulco, Mazatlan, Culiacan, Chihuahua, Ciudad Juarez and Zihuatanejo airports Concept (Percent) For Period omab:PercentageOfRevenuesGeneratedByMonterreyAcapulcoMazatlanCuliacanChihuahuaCiudadJuarezAndZihuatanejoAirports
1322 42801 - Disclosure - Cost of services (Details) Network

*

*

 http://www.oma.aero/role/DisclosureCostOfServicesDetails
1323 Implied Table Table

*

*

 implied:Table
1324 Cost of services Abstract omab:CostOfServiceAbstract
1325 Wages and salaries Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
1326 Maintenance Concept (Monetary) For Period Debit ifrs-full:RepairsAndMaintenanceExpense
1327 Security and insurance Concept (Monetary) For Period Debit omab:SecurityAndInsuranceExpense
1328 Utilities (electric, cleaning and water) Concept (Monetary) For Period Debit omab:UtilitiesExpenses
1329 Building lease Concept (Monetary) For Period Debit omab:BuildingLease
1330 Allowance for doubtful accounts Concept (Monetary) For Period Debit omab:IfrsProvisionForDoubtfulAccounts
1331 Cost of hotel service Concept (Monetary) For Period Debit omab:CostOfHotelService
1332 Employee statutory profit sharing Concept (Monetary) For Period Debit omab:EmployeeStatutoryProfitSharing
1333 Equipment lease, fees and others Concept (Monetary) For Period Debit omab:EquipmentLeaseFeesAndOthersExpense
1334 Cost of services Concept (Monetary) For Period Debit ifrs-full:CostOfSales

*

*