Gildan Activewear Inc. (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 0001000 - Document - Document and Entity Information Network

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4 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
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6 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
7 Entity Voluntary Filers Concept (Yes/No) For Period dei:EntityVoluntaryFilers
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12 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
13 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
14 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
15 1001000 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL POSITION Network

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18 Current assets: Abstract ifrs-full:CurrentAssetsAbstract
19 Cash and cash equivalents (note 6) Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
20 Trade accounts receivable (note 7) Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
21 Income taxes receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTaxAssetsCurrent
22 Inventories (note 8) Concept (Monetary) As Of Debit ifrs-full:Inventories
23 Prepaid expenses, deposits and other current assets Concept (Monetary) As Of Debit ifrs-full:CurrentPrepaymentsAndOtherCurrentAssets
24 Total current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
25 Non-current assets: Abstract ifrs-full:NoncurrentAssetsAbstract
26 Property, plant and equipment (note 9) Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
27 Intangible assets (note 10) Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
28 Goodwill (note 10) Concept (Monetary) As Of Debit ifrs-full:Goodwill
29 Deferred income taxes (note 18) Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
30 Other non-current assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
31 Total non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
32 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
33 Current liabilities: Abstract ifrs-full:CurrentLiabilitiesAbstract
34 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayables
35 Income taxes payable Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilitiesCurrent
36 Total current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
37 Non-current liabilities: Abstract ifrs-full:NoncurrentLiabilitiesAbstract
38 Long-term debt (note 11) Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
39 Deferred income taxes (note 18) Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
40 Other non-current liabilities (note 12) Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
41 Total non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
42 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
43 Equity (note 13): Abstract ifrs-full:EquityAbstract
44 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
45 Contributed surplus Concept (Monetary) As Of Credit ifrs-full:SharePremium
46 Retained earnings Concept (Monetary) As Of Credit ifrs-full:RetainedEarnings
47 Accumulated other comprehensive income Concept (Monetary) As Of Credit ifrs-full:AccumulatedOtherComprehensiveIncome
48 Total equity attributable to shareholders of the Company Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
49 Total liabilities and equity Concept (Monetary) As Of Credit ifrs-full:EquityAndLiabilities
50 1002000 - Statement - CONSOLIDATED STATEMENTS OF EARNINGS AND COMPREHENSIVE INCOME Network

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52 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
53 Net sales (note 25) Concept (Monetary) For Period Credit ifrs-full:Revenue
54 Cost of sales Concept (Monetary) For Period Debit ifrs-full:CostOfSales
55 Gross profit Concept (Monetary) For Period Credit ifrs-full:GrossProfit
56 Selling, general and administrative expenses (note 16(a)) Concept (Monetary) For Period Debit ifrs-full:SellingGeneralAndAdministrativeExpense
57 Restructuring and acquisition-related costs (note 17) Concept (Monetary) For Period Debit gil:ExpenseOfRestructuringActivitiesAndAcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisition
58 Operating income Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
59 Financial expenses, net (note 14(c)) Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
60 Earnings before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
61 Income tax expense (note 18) Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
62 Net earnings Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
63 Other comprehensive income (loss), net of related income taxes: Abstract ifrs-full:OtherComprehensiveIncomeAbstract
64 Cash flow hedges (note 14(d)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
65 Actuarial loss on employee benefit obligations (note 12(a)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
66 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
67 Comprehensive income Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
68 Earnings per share (note 19): Abstract ifrs-full:EarningsPerShareAbstract
69 Basic (in dollars per share) Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
70 Diluted (in dollars per share) Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
71 1003000 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY Network

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72 Statement of changes in equity [table] Table

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74 Equity [member] Member ifrs-full:EquityMember
75 Share capital Member ifrs-full:IssuedCapitalMember
76 Contributed surplus Member ifrs-full:SharePremiumMember
77 Accumulated other comprehensive income (loss) Member ifrs-full:AccumulatedOtherComprehensiveIncomeMember
78 Retained earnings Member ifrs-full:RetainedEarningsMember
79 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
80 Changes in equity [abstract] Abstract ifrs-full:ChangesInEquityAbstract
81 Balance (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
82 Balance Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
83 Share-based compensation Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughSharebasedPaymentTransactions
84 Shares issued under employee share purchase plan (in shares) Concept (Shares) For Period gil:NumberOfOrdinarySharesIssuedEmployeeSharePurchasePlan
85 Shares issued under employee share purchase plan Concept (Monetary) For Period Credit gil:IncreaseDecreaseThroughEmployeeSharePurchasePlanEquity
86 Shares issued pursuant to exercise of stock options (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
87 Shares issued pursuant to exercise of stock options Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughExerciseOfOptions
88 Shares issued or distributed pursuant to vesting of restricted share units (in shares) Concept (Shares) For Period gil:StockIssuedDuringPeriodSharesShareBasedCompensation1
89 Shares issued or distributed pursuant to vesting of restricted share units Concept (Monetary) For Period Credit gil:StockIssuedDuringPeriodValueShareBasedCompensation1
90 Shares repurchased for cancellation (note 13(d)) (in shares) Concept (Shares) For Period gil:StockRepurchasedandRetiredDuringPeriodShares1
91 Shares repurchased for cancellation (note 13(d)) Concept (Monetary) For Period Debit gil:StockRepurchasedAndRetiredDuringPeriodValue1
92 Change in classification of non-Treasury RSUs to equity-settled Concept (Monetary) For Period Credit gil:AdjustmentstoAdditionalPaidinCapitalSharebasedCompensationRestrictedStockUnitorRestrictedStockAwardRequisiteServicePeriodRecognition
93 Share repurchases for settlement of non-Treasury RSUs (note 13(e)) (in shares) Concept (Shares) For Period gil:StockRepurchasedDuringPeriodShares1
94 Share repurchases for settlement of non-Treasury RSUs (note 13(e)) Concept (Monetary) For Period Debit gil:StockRepurchasedDuringPeriodValue1
95 Dividends declared Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParent
96 Transactions with shareholders of the Company recognized directly in equity (in shares) Concept (Shares) For Period gil:IncreaseDecreaseThroughTransactionsWithOwnersSharesEquity
97 Transactions with shareholders of the Company recognized directly in equity Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransactionsWithOwners
98 Cash flow hedges (note 14(d)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
99 Cash flow hedges (note 14(d)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments
100 Actuarial loss on employee benefit obligations (note 12(a)) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
101 Net earnings Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
102 Comprehensive income Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
103 Balance (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
104 Balance Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
105 1004000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS Network

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106 Statement1 [Table] Table

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107 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
108 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
109 Term Loan Member gil:TermLoanInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to2Member
110 Notes Member gil:NotesPayableInterestAtFixedAndVariableRatesMember
111 Statement1 [Line Items] LineItems gil:Statement1LineItems
112 Cash flows from (used in) operating activities: Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
113 Net earnings Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
114 Adjustments to reconcile net earnings to cash flows from operating activities (note 21(a)) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital
115 Cash flows from (used in) operations before changes in working capital Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital
116 Changes in non-cash working capital balances: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
117 Trade accounts receivable Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInTradeAccountReceivable
118 Income taxes Concept (Monetary) For Period Debit gil:AdjustmentsForIncreaseDecreaseInCurrentTaxAssetsLiabilities
119 Inventories Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInInventories
120 Prepaid expenses, deposits and other current assets Concept (Monetary) For Period Debit gil:AdjustmentsForDecreaseIncreaseInPrepaidExpensesAndOtherCurrentAssets
121 Accounts payable and accrued liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables
122 Cash flows from operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
123 Cash flows from (used in) investing activities: Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
124 Purchase of property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
125 Purchase of intangible assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
126 Business acquisitions (note 5) Concept (Monetary) For Period Credit ifrs-full:CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
127 Proceeds on disposal of property, plant and equipment Concept (Monetary) For Period Debit gil:ProceedsFromDisposalOfAssetsHeldForSaleAndSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
128 Cash flows used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
129 Cash flows from (used in) financing activities: Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
130 Increase in amounts drawn under revolving long-term bank credit facility Concept (Monetary) For Period Debit gil:CashFlowsFromUsedInIncreaseDecreaseInBorrowings
131 Dividends paid Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
132 Proceeds from the issuance of shares Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssuingShares
133 Repurchase and cancellation of shares (note 13(d)) Concept (Monetary) For Period Credit gil:PaymentsForRepurchaseOfCommonStockCancellationOfShares
134 Share repurchases for settlement of non-Treasury RSUs (note 13(e)) Concept (Monetary) For Period Credit gil:PaymentsForRepurchaseOfCommonStockSettlementOfShareBasedCompensation
135 Withholding taxes paid pursuant to the settlement of non-Treasury RSUs Concept (Monetary) For Period Credit gil:WithholdingTaxesPaidPursuantToSettlementOfShareBasedPaymentArrangements
136 Cash flows used in financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
137 Effect of exchange rate changes on cash and cash equivalents denominated in foreign currencies Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
138 Net increase (decrease) in cash and cash equivalents during the fiscal year Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
139 Cash and cash equivalents, beginning of fiscal year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
140 Cash and cash equivalents, end of fiscal year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
141 Cash paid (included in cash flows from operating activities): Abstract gil:CashPaidAbstract
142 Interest Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsOperatingActivities
143 Income taxes, net of refunds Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidRefundClassifiedAsOperatingActivities
144 2101100 - Disclosure - REPORTING ENTITY Network

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147 REPORTING ENTITY Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGeneralInformationAboutFinancialStatementsExplanatory
148 2102100 - Disclosure - BASIS OF PREPARATION Network

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151 BASIS OF PREPARATION Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory
152 2103100 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES Network

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156 2104100 - Disclosure - NEW ACCOUNTING STANDARDS AND INTERPRETATIONS NOT YET APPLIED Network

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160 2105100 - Disclosure - BUSINESS ACQUISITIONS Network

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164 2106100 - Disclosure - CASH AND CASH EQUIVALENTS Network

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168 2107100 - Disclosure - TRADE ACCOUNTS RECEIVABLE Network

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172 2108100 - Disclosure - INVENTORIES Network

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180 2110100 - Disclosure - INTANGIBLE ASSETS AND GOODWILL Network

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295 Disclosure of detailed information about intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory
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316 Disclosure of reconciliation of changes in intangible assets and goodwill Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory
317 Disclosure of information for cash-generating units Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesExplanatory
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335 Disclosure of detailed information about hedged items [text block] Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgedItemsExplanatory
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340 Disclosure of indirect measurement of fair value of goods or services received, share options granted during period Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIndirectMeasurementOfFairValueOfGoodsOrServicesReceivedShareOptionsGrantedDuringPeriodExplanatory
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342 Disclosure of number and weighted average exercise prices of other equity instruments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNumberAndWeightedAverageExercisePricesOfOtherEquityInstrumentsExplanatory
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354 2318301 - Disclosure - INCOME TAXES (Tables) Network

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360 2319301 - Disclosure - EARNINGS PER SHARE (Tables) Network

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374 2322301 - Disclosure - RELATED PARTY TRANSACTIONS (Tables) Network

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400 2403403 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Ownership percentage of principal subsidiaries) (Details) Network

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http://www.gildan.com/role/BusinessAcquisitionsProvisionalAmountsRecognizedForAssetsAcquiredAndLiabilitiesAssumedDetails
492 Disclosure of detailed information about business combination [table] Table

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ifrs-full:DisclosureOfBusinessCombinationsTable
493 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
494 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
495 Trademarks Member ifrs-full:BrandNamesMember
496 Customer contracts and customer relationships Member ifrs-full:CustomerrelatedIntangibleAssetsMember
497 Computer software Member ifrs-full:ComputerSoftwareMember
498 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
499 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
500 American Apparel, LLC Member gil:AmericanApparelLLCMember
501 Other 2017 Acquisitions Member gil:Other2017AcquisitionsMember
502 American Apparel, LLC and Other 2017 Acquisitions Member gil:AmericanApparelLLCAndOther2017AcquisitionsMember
503 Peds Legwear, Inc. Member gil:PedsLegwearInc.Member
504 Alstyle Apparel, LLC Member gil:AlstyleApparelLLCMember
505 Peds Legwear, Inc. and Alstyle Apparel, LLC Member gil:PedsLegwearInc.AndAlstyleApparelLLCMember
506 Disclosure of detailed information about business combination [line items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
507 Acquisition-date fair value of total consideration transferred [abstract] Abstract ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferredAbstract
508 Trade accounts receivable Concept (Monetary) As Of Debit gil:TradeAndOtherReceivablesRecognisedAsOfAcquisitionDate
509 Income taxes receivable Concept (Monetary) As Of Debit gil:IncomeTaxesReceivableRecognisedAsOfAcquisitionDate
510 Inventories Concept (Monetary) As Of Debit ifrs-full:InventoryRecognisedAsOfAcquisitionDate
511 Prepaid expenses, deposits and other current assets Concept (Monetary) As Of Debit gil:PrepaidExpensesAndOtherCurrentAssetsRecognisedAsOfAcquisitionDate
512 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentRecognisedAsOfAcquisitionDate
513 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate
514 Deferred income taxes Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssetsRecognisedAsOfAcquisitionDate
515 Assets acquired Concept (Monetary) As Of Debit gil:IdentifiableAssetsAcquiredRecognisedAsOfAcquisitionDate
516 Accounts payable and accrued liabilities Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherPayablesRecognisedAsOfAcquisitionDate
517 Income taxes payable Concept (Monetary) As Of Credit gil:IncomeTaxesPayableRecognisedAsOfAcquisitionDate
518 Deferred income taxes Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilitiesRecognisedAsOfAcquisitionDate
519 Liabilities assumed Concept (Monetary) As Of Credit gil:IdentifiableLiabilitiesAssumedRecognisedAsOfAcquisitionDate
520 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
521 Net assets acquired at fair value Concept (Monetary) As Of Debit ifrs-full:IdentifiableAssetsAcquiredLiabilitiesAssumed
522 Cash consideration paid at closing, net of cash acquired Concept (Monetary) As Of Credit ifrs-full:CashTransferred
523 Settlement of pre-existing relationships Concept (Monetary) As Of Credit gil:SettlementOfPreExistingRelationship
524 Balance due (paid in fiscal 2017) Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncurred
525 Consideration transferred Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
526 Intangible assets acquired Concept (Monetary) As Of Debit ifrs-full:IdentifiableIntangibleAssetsRecognisedAsOfAcquisitionDate
527 Intangible assets acquired, useful life Concept (xbrli:durationItemType) For Period gil:UsefulLivesOrAmortisationRatesAcquiredIntangibleAssetsOtherThanGoodwill
528 2405405 - Disclosure - BUSINESS ACQUISITIONS (Peds Legwear Narrative) (Details) Network

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http://www.gildan.com/role/BusinessAcquisitionsPedsLegwearNarrativeDetails
529 Disclosure of detailed information about business combination [table] Table

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*

ifrs-full:DisclosureOfBusinessCombinationsTable
530 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
531 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
532 Peds Legwear, Inc. Member gil:PedsLegwearInc.Member
533 Disclosure of detailed information about business combination [line items] LineItems ifrs-full:DisclosureOfBusinessCombinationsLineItems
534 Percentage of voting equity interests acquired Concept (Percent) As Of ifrs-full:PercentageOfVotingEquityInterestsAcquired
535 Consideration transferred Concept (Monetary) As Of Credit ifrs-full:AcquisitiondateFairValueOfTotalConsiderationTransferred
536 Cash consideration Concept (Monetary) As Of Credit ifrs-full:CashTransferred
537 Balance due (paid in fiscal 2017) Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncurred
538 Gross consideration Concept (Monetary) As Of Credit gil:ConsiderationTransferredExcludingCertainLiabilitiesAssumed
539 Net sales of acquiree Concept (Monetary) For Period Credit ifrs-full:RevenueOfAcquiree
540 Net earnings of acquiree Concept (Monetary) For Period Credit ifrs-full:ProfitLossOfAcquiree
541 2407402 - Disclosure - TRADE ACCOUNTS RECEIVABLE (Details) Network

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*

http://www.gildan.com/role/TradeAccountsReceivableDetails
542 Disclosure Of Trade Receivables [Table] Table

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*

gil:DisclosureOfTradeReceivablesTable
543 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
544 Carrying amount Member ifrs-full:CarryingAmountMember
545 Gross carrying amount Member ifrs-full:GrossCarryingAmountMember
546 Allowance for expected credit losses Member gil:AllowanceForDoubtfulAccounts1Member
547 Disclosure Of Trade Receivables [Line Items] LineItems gil:DisclosureOfTradeReceivablesLineItems
548 Trade accounts receivable Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
549 2407403 - Disclosure - TRADE ACCOUNTS RECEIVABLE (Narrative) (Details) Network

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*

http://www.gildan.com/role/TradeAccountsReceivableNarrativeDetails
550 Implied Table Table

*

*

implied:Table
551 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
552 Trade accounts receivables being serviced under a receivables purchase agreement Concept (Monetary) As Of Debit gil:ReceivablesPurchaseAgreementPortionOfCurrentTradeReceivables
553 Receivables purchase agreement, maximum of sale of accounts receivables Concept (Monetary) As Of Debit gil:ReceivablesPurchaseAgreementSaleOfAccountsReceivableMaximum
554 Receivables purchase agreement, difference between carrying amount of receivable sold and cash received Concept (Monetary) For Period Debit gil:ReceivablesPurchaseAgreementDifferenceBetweenCarryingAmountOfReceivablesSoldAndCashReceived
555 2407404 - Disclosure - TRADE ACCOUNTS RECEIVABLE (Allowance for doubtful accounts) (Details) Network

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*

http://www.gildan.com/role/TradeAccountsReceivableAllowanceForDoubtfulAccountsDetails
556 Disclosure Of Trade Receivables [Table] Table

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*

gil:DisclosureOfTradeReceivablesTable
557 Initially applied IFRSs [axis] Axis ifrs-full:InitiallyAppliedIFRSsAxis
558 Initially applied IFRSs [member] Member ifrs-full:InitiallyAppliedIFRSsMember
559 IFRS 9 [Member] Member gil:IFRS9Member
560 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
561 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
562 Allowance for doubtful accounts Member ifrs-full:TradeReceivablesMember
563 Disclosure Of Trade Receivables [Line Items] LineItems gil:DisclosureOfTradeReceivablesLineItems
564 Impact of initial application of new IFRS on retained earnings Concept (Monetary) As Of Credit gil:ImpactOfInitialApplicationOfNewIFRSOnRetainedEarnings
565 Allowance Account For Credit Losses Of Financial Assets, Adjusted Concept (Monetary) As Of Credit gil:AllowanceAccountForCreditLossesOfFinancialAssetsAdjusted
566 Changes in allowance account for credit losses of financial assets [abstract] Abstract ifrs-full:ChangesInAllowanceAccountForCreditLossesOfFinancialAssetsAbstract
567 Balance, beginning of fiscal year Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
568 Bad debt expense Concept (Monetary) For Period Credit gil:IncreaseDecreaseThroughRecoveryExpenseRecognizedDuringPeriodForBadAndDoubtfulDebtsAllowanceAccountForCreditLossesOfFinancialAssets
569 Write-off of trade accounts receivable Concept (Monetary) For Period Credit gil:IncreaseDecreaseThroughImpairmentLossRecognisedInProfitOrLossAllowanceAccountForCreditLossesOfFinancialAssets
570 Balance, end of fiscal year Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
571 2408402 - Disclosure - INVENTORIES (Details) Network

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http://www.gildan.com/role/InventoriesDetails
572 Implied Table Table

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implied:Table
573 Inventories [Abstract] Abstract gil:InventoriesAbstract
574 Raw materials and spare parts inventories Concept (Monetary) As Of Debit gil:CurrentRawMaterialsAndCurrentSpareParts
575 Work in progress Concept (Monetary) As Of Debit ifrs-full:WorkInProgress
576 Finished goods Concept (Monetary) As Of Debit ifrs-full:FinishedGoods
577 Inventories, total Concept (Monetary) As Of Debit ifrs-full:Inventories
578 2408403 - Disclosure - INVENTORIES (Narrative) (Details) Network

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*

http://www.gildan.com/role/InventoriesNarrativeDetails
579 Implied Table Table

*

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implied:Table
580 Inventories [Abstract] Abstract gil:InventoriesAbstract
581 Amount of inventories recognized as an expense Concept (Monetary) For Period Debit ifrs-full:CostOfInventoriesRecognisedAsExpenseDuringPeriod
582 Write-down of inventory to net realizable value Concept (Monetary) For Period ifrs-full:InventoryWritedown2011
583 2409402 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Details) Network

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*

http://www.gildan.com/role/PropertyPlantAndEquipmentDetails
584 Disclosure of detailed information about property, plant and equipment [table] Table

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*

ifrs-full:DisclosureOfPropertyPlantAndEquipmentTable
585 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
586 Carrying amount Member ifrs-full:CarryingAmountMember
587 Gross carrying amount Member ifrs-full:GrossCarryingAmountMember
588 Accumulated depreciation Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
589 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
590 Property, plant and equipment [member] Member ifrs-full:PropertyPlantAndEquipmentMember
591 Land Member ifrs-full:LandMember
592 Buildings and improvements Member gil:BuildingsAndLeaseholdImprovementsMember
593 Manufacturing equipment Member ifrs-full:MachineryMember
594 Other equipment Member ifrs-full:OtherPropertyPlantAndEquipmentMember
595 Assets not yet utilized in operations Member ifrs-full:ConstructionInProgressMember
596 Disclosure of detailed information about property, plant and equipment [line items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
597 Reconciliation of changes in property, plant and equipment [abstract] Abstract ifrs-full:ReconciliationOfChangesInPropertyPlantAndEquipmentAbstract
598 Balance, beginning of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
599 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
600 Additions through business acquisitions Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsPropertyPlantAndEquipment
601 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
602 Transfers from assets held for sale Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromToInvestmentPropertyPropertyPlantAndEquipment
603 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment
604 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
605 Balance, end of period Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
606 Carrying amount Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
607 2409403 - Disclosure - PROPERTY, PLANT AND EQUIPMENT (Narrative) (Details) Network

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http://www.gildan.com/role/PropertyPlantAndEquipmentNarrativeDetails
608 Implied Table Table

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implied:Table
609 Property, plant and equipment [abstract] Abstract ifrs-full:PropertyPlantAndEquipmentAbstract
610 Contractual purchase obligations outstanding Concept (Monetary) As Of Credit ifrs-full:ContractualCommitmentsForAcquisitionOfPropertyPlantAndEquipment
611 2410402 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Intangible assets) (Details) Network

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*

http://www.gildan.com/role/IntangibleAssetsAndGoodwillIntangibleAssetsDetails
612 Disclosure of detailed information about intangible assets [table] Table

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*

ifrs-full:DisclosureOfIntangibleAssetsTable
613 Intangible assets with indefinite useful life [axis] Axis ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeAxis
614 Intangible assets with indefinite useful life [member] Member ifrs-full:IntangibleAssetsWithIndefiniteUsefulLifeMember
615 Trademarks Member ifrs-full:BrandNamesMember
616 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
617 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
618 Customer contracts and customer relationships Member ifrs-full:CustomerrelatedIntangibleAssetsMember
619 License agreements Member ifrs-full:LicencesAndFranchisesMember
620 Computer software Member ifrs-full:ComputerSoftwareMember
621 Non-compete agreements Member gil:NoncompeteAgreements1Member
622 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
623 Carrying amount Member ifrs-full:CarryingAmountMember
624 Gross carrying amount Member ifrs-full:GrossCarryingAmountMember
625 Accumulated amortization Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
626 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
627 Reconciliation of changes in intangible assets other than goodwill [abstract] Abstract ifrs-full:ReconciliationOfChangesInIntangibleAssetsOtherThanGoodwillAbstract
628 Changes in intangible assets other than goodwill [abstract] Abstract ifrs-full:ChangesInIntangibleAssetsOtherThanGoodwillAbstract
629 Balance, beginning of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
630 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
631 Additions through business acquisitions Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
632 Amortization Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
633 Balance, end of period Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
634 Carrying amount Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
635 Disposals, intangible assets other than goodwill Concept (Monetary) For Period Credit ifrs-full:DisposalsIntangibleAssetsOtherThanGoodwill
636 2410403 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Narrative) (Details) Network

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*

http://www.gildan.com/role/IntangibleAssetsAndGoodwillNarrativeDetails
637 Disclosure of detailed information about intangible assets [table] Table

*

*

ifrs-full:DisclosureOfIntangibleAssetsTable
638 Classes of intangible assets other than goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsOtherThanGoodwillAxis
639 Intangible assets other than goodwill [member] Member ifrs-full:IntangibleAssetsOtherThanGoodwillMember
640 Computer software Member ifrs-full:ComputerSoftwareMember
641 Computer software, assets not yet utilized in operations Member gil:ComputerSoftwareAssetsNotYetUtilizedInOperationsMember
642 Methods of generation [axis] Axis ifrs-full:MethodsOfGenerationAxis
643 Methods of generation [member] Member ifrs-full:MethodsOfGenerationMember
644 Internally-generated Member ifrs-full:InternallyGeneratedMember
645 Disclosure of detailed information about intangible assets [line items] LineItems ifrs-full:DisclosureOfIntangibleAssetsLineItems
646 Impairment identified Concept (Monetary) For Period ifrs-full:ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsAndGoodwill
647 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsOtherThanGoodwill
648 Percentage by which unit's recoverable amount exceed its carrying amount Concept (Percent) As Of gil:PercentageByWhichUnitsRecoverableAmountExceedsItsCarryingAmount
649 Key assumption used in estimation of unit's recoverable amount, EBITDA multiple Concept (Pure) As Of gil:KeyAssumptionUsedInEstimationOfUnitsRecoverableAmountEarningsBeforeInterestTaxesDepreciationAndAmortizationMultiple
650 Percentage by which value assigned to key assumption must change in order for unit's recoverable amount to be equal to carrying amount Concept (Percent) As Of gil:PercentageByWhichValueAssignedToKeyAssumptionMustChangeInOrderForUnitsRecoverableAmountToBeEqualToCarryingAmount
651 Adjusted EBITDA multiple factor assigned to key assumption must change in order for unit's recoverable amount to be equal to carrying amount Concept (Pure) As Of gil:FactorByWhichValueAssignedToKeyAssumptionMustChangeInOrderForUnitsRecoverableAmountToBeEqualToCarryingAmount
652 2410404 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Goodwill) (Details) Network

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http://www.gildan.com/role/IntangibleAssetsAndGoodwillGoodwillDetails
653 Disclosure of reconciliation of changes in intangible assets and goodwill [table] Table

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ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillTable
654 Classes of intangible assets and goodwill [axis] Axis ifrs-full:ClassesOfIntangibleAssetsAndGoodwillAxis
655 Intangible assets and goodwill [member] Member ifrs-full:IntangibleAssetsAndGoodwillMember
656 Goodwill Member ifrs-full:GoodwillMember
657 Disclosure of reconciliation of changes in intangible assets and goodwill [line items] LineItems ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems
658 Reconciliation of changes in intangible assets and goodwill [abstract] Abstract ifrs-full:ReconciliationOfChangesInIntangibleAssetsAndGoodwillAbstract
659 Changes in intangible assets and goodwill [abstract] Abstract ifrs-full:ChangesInIntangibleAssetsAndGoodwillAbstract
660 Balance, beginning of fiscal year Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
661 Goodwill acquired Concept (Monetary) For Period Debit ifrs-full:AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill
662 Other Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughOtherChangesIntangibleAssetsAndGoodwill
663 Balance, end of fiscal year Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
664 2410405 - Disclosure - INTANGIBLE ASSETS AND GOODWILL (Recoverability of cash-generating units) (Details) Network

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http://www.gildan.com/role/IntangibleAssetsAndGoodwillRecoverabilityOfCashGeneratingUnitsDetails
665 Disclosure of information for cash-generating units [table] Table

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ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesTable
666 Cash-generating units [axis] Axis ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesAxis
667 Entity's total for cash-generating units [member] Member ifrs-full:EntitysTotalForCashgeneratingUnitsMember
668 Cash-generating units Member ifrs-full:IndividualAssetsOrCashgeneratingUnitsWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesMember
669 Segments [axis] Axis ifrs-full:SegmentsAxis
670 Segments [member] Member ifrs-full:SegmentsMember
671 Branded Apparel Member gil:BrandedApparelMember
672 Printwear Member gil:PrintwearMember
673 Disclosure of information for cash-generating units [line items] LineItems ifrs-full:DisclosureOfInformationForIndividualAssetOrCashgeneratingUnitWithSignificantAmountOfGoodwillOrIntangibleAssetsWithIndefiniteUsefulLivesLineItems
674 Goodwill Concept (Monetary) As Of Debit ifrs-full:Goodwill
675 Indefinite life intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsWithIndefiniteUsefulLife
676 Intangible assets and goodwill Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
677 2411402 - Disclosure - LONG-TERM DEBT (Details) Network

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http://www.gildan.com/role/LongTermDebtDetails
678 Disclosure of detailed information about borrowings [table] Table

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*

ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
679 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
680 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
681 Revolving long-term bank credit facility, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 2% Member gil:RevolvingLongtermBankCreditFacilityInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1To2Member
682 Revolving long-term bank credit facility, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 1.25% Member gil:RevolvingLongtermBankCreditFacilityInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to1.25Member
683 Term loan, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 2% Member gil:TermLoanInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to2Member
684 Notes payable, interest at fixed and variable rates Member gil:NotesPayableInterestAtFixedAndVariableRatesMember
685 Notes payable, interest at fixed rate of 2.70%, payable semi-annually Member gil:NotesPayableInterestAtFixedRateOf2.70PayableSemiAnnuallyMember
686 Notes payable, interest at variable U.S. LIBOR-based interest rate plus a spread of 1.53% payable quarterly Member gil:NotesPayableInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadOf1.53PayableQuarterlyMember
687 Notes payable, interest at fixed rate of 2.91%, payable semi-annually Member gil:NotesPayableInterestAtFixedRateOf2.91PayableSemiAnnuallyMember
688 Notes payable, interest at variable U.S. LIBOR-based interest rate plus a spread of 1.57% payable quarterly Member gil:NotesPayableInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadOf1.57PayableQuarterlyMember
689 Range [axis] Axis ifrs-full:RangeAxis
690 Ranges [member] Member ifrs-full:RangesMember
691 Minimum Member ifrs-full:BottomOfRangeMember
692 Maximum Member ifrs-full:TopOfRangeMember
693 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
694 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
695 Effective interest rate Member gil:EffectiveInterestRateMember
696 LIBOR Member gil:LondonInterbankOfferedRateLIBOR1Member
697 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
698 Interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
699 Basis spread on variable rate Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
700 Principal amount Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
701 Maximum borrowing capacity Concept (Monetary) As Of Credit gil:LineOfCreditFacilityMaximumBorrowingCapacity1
702 Amount committed against facility to cover various letters of credit Concept (Monetary) As Of Credit gil:LettersOfCreditOutstandingAmount1
703 Revolving period Concept (xbrli:durationItemType) For Period gil:BorrowingsMaturityRevolvingTerm
704 Term-out period Concept (xbrli:durationItemType) For Period gil:BorrowingsMaturityTermOutPeriod
705 Borrowings maturity term Concept (xbrli:durationItemType) For Period gil:BorrowingsMaturityTerm
706 2411403 - Disclosure - LONG-TERM DEBT LONG-TERM DEBT (Narrative) (Details) Network

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http://www.gildan.com/role/LongTermDebtLongTermDebtNarrativeDetails
707 Disclosure of detailed information about borrowings [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsTable
708 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
709 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
710 Revolving long-term bank credit facility, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 2% Member gil:RevolvingLongtermBankCreditFacilityInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1To2Member
711 Term loan, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 2% Member gil:TermLoanInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to2Member
712 Revolving long-term bank credit facility, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 1.25% Member gil:RevolvingLongtermBankCreditFacilityInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to1.25Member
713 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
714 Maximum borrowing capacity Concept (Monetary) As Of Credit gil:LineOfCreditFacilityMaximumBorrowingCapacity1
715 Credit facility cancelled Concept (Monetary) As Of Credit gil:LineOfCreditFacilityCancelledAmount
716 2412402 - Disclosure - OTHER NON-CURRENT LIABILITIES (Other non-current liabilities) (Details) Network

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http://www.gildan.com/role/OtherNonCurrentLiabilitiesOtherNonCurrentLiabilitiesDetails
717 Implied Table Table

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implied:Table
718 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
719 Employee benefit obligation - Statutory severance and pre-notice Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
720 Employee benefit obligation - Defined contribution plan Concept (Monetary) As Of Credit ifrs-full:ProvisionsForEmployeeBenefits
721 Provisions Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
722 Other non-current liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
723 2412403 - Disclosure - OTHER NON-CURRENT LIABILITIES (Statutory severance and pre-notice obligations) (Details) Network

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*

http://www.gildan.com/role/OtherNonCurrentLiabilitiesStatutorySeveranceAndPreNoticeObligationsDetails
724 Implied Table Table

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implied:Table
725 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
726 Changes in net defined benefit liability (asset) [abstract] Abstract ifrs-full:ChangesInNetDefinedBenefitLiabilityAssetAbstract
727 Obligation, beginning of fiscal year Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
728 Service cost Concept (Monetary) For Period Credit ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset
729 Interest cost Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
730 Actuarial loss Concept (Monetary) For Period Debit ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
731 Foreign exchange gain Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughChangesInForeignExchangeRatesNetDefinedBenefitLiabilityAsset
732 Benefits paid Concept (Monetary) For Period Debit ifrs-full:ContributionsToPlanByEmployerNetDefinedBenefitLiabilityAsset
733 Obligation, end of fiscal year Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
734 2412404 - Disclosure - OTHER NON-CURRENT LIABILITIES (Statutory severance and pre-notice obligations Narrative) (Details) Network

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http://www.gildan.com/role/OtherNonCurrentLiabilitiesStatutorySeveranceAndPreNoticeObligationsNarrativeDetails
735 Disclosure of defined benefit plans [table] Table

*

*

ifrs-full:DisclosureOfDefinedBenefitPlansTable
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737 Ranges [member] Member ifrs-full:RangesMember
738 Minimum Member ifrs-full:BottomOfRangeMember
739 Maximum Member ifrs-full:TopOfRangeMember
740 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
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743 Actuarial assumption of expected rates of compensation increases Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfSalaryIncreasesMember
744 Disclosure of defined benefit plans [line items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
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748 Increase (decrease) in defined benefit obligation due to reasonably possible increase in actuarial assumption Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
749 Percentage of reasonably possible decrease in actuarial assumption Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
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752 2412405 - Disclosure - OTHER NON-CURRENT LIABILITIES (Defined contribution plan Narrative) (Details) Network

*

*

http://www.gildan.com/role/OtherNonCurrentLiabilitiesDefinedContributionPlanNarrativeDetails
753 Implied Table Table

*

*

implied:Table
754 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
755 Defined contribution expenses Concept (Monetary) For Period Debit ifrs-full:PostemploymentBenefitExpenseDefinedContributionPlans
756 2412406 - Disclosure - OTHER NON-CURRENT LIABILITIES (Provisions) (Details) Network

*

*

http://www.gildan.com/role/OtherNonCurrentLiabilitiesProvisionsDetails
757 Disclosure of other provisions [table] Table

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*

ifrs-full:DisclosureOfOtherProvisionsTable
758 Classes of other provisions [axis] Axis ifrs-full:ClassesOfProvisionsAxis
759 Other provisions [member] Member ifrs-full:OtherProvisionsMember
760 Decommissioning and site restoration costs Member ifrs-full:ProvisionForDecommissioningRestorationAndRehabilitationCostsMember
761 Lease exit costs Member gil:LeaseExitProvisionMember
762 Disclosure of other provisions [line items] LineItems ifrs-full:DisclosureOfOtherProvisionsLineItems
763 Reconciliation of changes in other provisions [abstract] Abstract ifrs-full:ReconciliationOfChangesInOtherProvisionsAbstract
764 Balance, January 1, 2018 Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
765 Changes in estimates made during the fiscal year Concept (Monetary) For Period Debit ifrs-full:UnusedProvisionReversedOtherProvisions
766 Provisions utilized during the fiscal year Concept (Monetary) For Period Debit ifrs-full:ProvisionUsedOtherProvisions
767 Accretion of interest Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTimeValueOfMoneyAdjustmentOtherProvisions
768 Other (note 17) Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransfersAndOtherChangesOtherProvisions
769 Balance, December 31, 2018 Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
770 Expected Timing Of Outflows, Other Provisions Concept (xbrli:durationItemType) For Period gil:ExpectedTimingOfOutflowsOtherProvisions
771 2413401 - Disclosure - EQUITY (Share capital Narrative) (Details) Network

*

*

http://www.gildan.com/role/EquityShareCapitalNarrativeDetails
772 Disclosure of classes of share capital [table] Table

*

*

ifrs-full:DisclosureOfClassesOfShareCapitalTable
773 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
774 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
775 First preferred shares Member gil:FirstPreferenceSharesMember
776 Second preferred shares Member gil:SecondPreferencesSharesMember
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778 Shares issued (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
779 Shares outstanding (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesOutstanding
780 Number of shares in entity held by entity or by its subsidiaries or associates Concept (Shares) As Of ifrs-full:SharesInEntityHeldByEntityOrByItsSubsidiariesOrAssociates
781 2413402 - Disclosure - EQUITY (Normal course issuer bid Narrative) (Details) Network

*

*

http://www.gildan.com/role/EquityNormalCourseIssuerBidNarrativeDetails
782 Disclosure of classes of share capital [table] Table

*

*

ifrs-full:DisclosureOfClassesOfShareCapitalTable
783 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
784 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
785 Other related parties Member ifrs-full:OtherRelatedPartiesMember
786 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
787 Equity [member] Member ifrs-full:EquityMember
788 Share capital Member ifrs-full:IssuedCapitalMember
789 Retained earnings Member ifrs-full:RetainedEarningsMember
790 Stock Exchange [Axis] Axis gil:StockExchangeAxis
791 Stock Exchange [Domain] Member gil:StockExchange1Domain
792 TSX Member gil:TSXMember
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794 Number of shares authorized to be repurchased (in shares) Concept (Shares) As Of gil:StockRepurchaseProgramNumberOfSharesAuthorisedToBeRepurchased
795 Number of shares authorized to be repurchased as a percentage of issued and outstanding common shares Concept (Percent) For Period gil:CancellationOfTreasurySharesPercentageOfIssuedAndOutstandingSharesAuthorised
796 Number of shares issued (in shares) Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
797 Number of shares authorized to be repurchased as a percentage of public float Concept (Percent) For Period gil:CancellationOfTreasurySharesPercentageOfPublicFloat
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801 Average daily trading volume percentage for most recently completed six calendar months Concept (Percent) As Of gil:AverageDailyTradingVolumePercentage
802 2414402 - Disclosure - FINANCIAL INSTRUMENTS (Carrying amounts and fair values) (Details) Network

*

*

http://www.gildan.com/role/FinancialInstrumentsCarryingAmountsAndFairValuesDetails
803 Disclosure Of Financial Assets And Liabilities [Table] Table

*

*

gil:DisclosureOfFinancialAssetsAndLiabilitiesTable
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806 Financial assets at amortised cost Member ifrs-full:FinancialAssetsAtAmortisedCostCategoryMember
807 Derivative financial assets included in prepaid expenses, deposits and other current assets Member ifrs-full:FinancialAssetsAtFairValueThroughOtherComprehensiveIncomeCategoryMember
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809 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
810 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
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812 Trade accounts receivable Member gil:TradeAndOtherCurrentReceivablesMember
813 Financial assets included in prepaid expenses, deposits and other current assets Member gil:PrepaidExpensesAndOtherCurrentAssets1Member
814 Long-term non-trade receivables included in other non-current assets Member gil:OtherNoncurrentNonfinancialAssetsMember
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816 Financial liabilities, category [member] Member ifrs-full:FinancialLiabilitiesCategoryMember
817 Financial liabilities at amortised cost Member ifrs-full:FinancialLiabilitiesAtAmortisedCostCategoryMember
818 Derivative financial liabilities included in accounts payable and accrued liabilities Member gil:FinancialLiabilitiesAtFairValueThroughOtherComprehensiveIncomeCategoryMember
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823 Long-term debt Member gil:Borrowings1Member
824 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
825 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
826 Effective interest rate Member ifrs-full:FloatingInterestRateMember
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830 Financial assets, fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
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832 Financing arrangements Concept (Monetary) As Of Credit gil:FinancialLiabilitiesFinancingArrangements
833 Financial liabilities, fair value Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilitiesAtFairValue
834 2414403 - Disclosure - FINANCIAL INSTRUMENTS (Additional Information) (Details) Network

*

*

http://www.gildan.com/role/FinancialInstrumentsAdditionalInformationDetails
835 Disclosure of detailed information about hedged items [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutHedgedItemsTable
836 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
837 Risks [member] Member ifrs-full:TypesOfRisksMember
838 Commodity risk Member ifrs-full:CommodityPriceRiskMember
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840 Balance Sheet Location1 [Domain] Member gil:BalanceSheetLocation1Domain
841 Financial assets included in prepaid expenses, deposits and other current assets Member gil:PrepaidExpensesAndOtherCurrentAssets1Member
842 Accounts payable and accrued liabilities (1) Member gil:TradeAndOtherCurrentPayablesMember
843 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
844 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
845 Term loan, interest at variable U.S. LIBOR-based interest rate plus a spread ranging from 1% to 2% Member gil:TermLoanInterestAtVariableU.S.LIBORbasedInterestRatePlusASpreadRangingFrom1to2Member
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847 Hedges [member] Member ifrs-full:TypesOfHedgesMember
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849 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
850 Hedging instruments [member] Member ifrs-full:HedgingInstrumentsMember
851 Total Return Swap Member gil:TotalReturnSwap1Member
852 Disclosure of detailed information about hedged items [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutHedgedItemsLineItems
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856 Maximum borrowing capacity Concept (Monetary) As Of Credit gil:LineOfCreditFacilityMaximumBorrowingCapacity1
857 Notional amount Concept (Monetary) As Of invest:DerivativeNotionalAmount
858 Ineffectiveness recognized in net earnings Concept (Monetary) For Period Credit ifrs-full:GainLossOnHedgeIneffectivenessRecognisedInProfitOrLoss
859 Net gains in AOCI expected to be reclassified to inventory or net earnings within the next twelve months Concept (Monetary) For Period Credit gil:GainsLossesOnCashFlowHedgesExpectedToBeReclassifiedInNextTwelveMonths
860 2414404 - Disclosure - FINANCIAL INSTRUMENTS (Commitments to buy and sell foreign currencies) (Details) Network

*

*

http://www.gildan.com/role/FinancialInstrumentsCommitmentsToBuyAndSellForeignCurrenciesDetails
861 Disclosure of detailed information about hedging instruments [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsTable
862 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
863 Risks [member] Member ifrs-full:TypesOfRisksMember
864 Foreign currency risk Member ifrs-full:CurrencyRiskMember
865 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
866 Hedging instruments [member] Member ifrs-full:HedgingInstrumentsMember
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868 Sell EUR/Buy USD Member gil:ForwardForeignExchangeContractSellEURBuyUSDMember
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870 Buy CAD/Sell USD Member gil:ForwardForeignExchangeContractBuyCADSellUSDMember
871 Sell AUD/Buy USD Member gil:ForwardForeignExchangeContractSellAUDBuyUSDMember
872 Buy MXN/Sell USD Member gil:ForwardForeignExchangeContractBuyMXNSellUSDMember
873 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
874 Hedges [member] Member ifrs-full:TypesOfHedgesMember
875 Cash flow hedges Member ifrs-full:CashFlowHedgesMember
876 Range [axis] Axis ifrs-full:RangeAxis
877 Ranges [member] Member ifrs-full:RangesMember
878 Minimum Member ifrs-full:BottomOfRangeMember
879 Maximum Member ifrs-full:TopOfRangeMember
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881 Remaining maturity Concept (xbrli:durationItemType) For Period gil:DerivativeRemainingMaturity2
882 Notional amount Concept (Monetary) As Of invest:DerivativeNotionalAmount
883 Average exchange rate Concept (Decimal) For Period ifrs-full:AverageForeignExchangeRate
884 Financial assets, carrying value Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
885 Financial liabilities, carrying value Concept (Monetary) As Of Credit ifrs-full:HedgingInstrumentLiabilities
886 Net financial assets (liabilities) Concept (Monetary) As Of ifrs-full:FinancialInstrumentsDesignatedAsHedgingInstrumentsAtFairValue
887 2414405 - Disclosure - FINANCIAL INSTRUMENTS (Commodity contracts outstanding) (Details) Network

*

*

http://www.gildan.com/role/FinancialInstrumentsCommodityContractsOutstandingDetails
888 Disclosure of detailed information about hedging instruments [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsTable
889 Balance Sheet Location1 [Axis] Axis gil:BalanceSheetLocation1Axis
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891 Accounts payable and accrued liabilities (1) Member gil:TradeAndOtherCurrentPayablesMember
892 Financial assets included in prepaid expenses, deposits and other current assets Member gil:PrepaidExpensesAndOtherCurrentAssets1Member
893 Range [axis] Axis ifrs-full:RangeAxis
894 Ranges [member] Member ifrs-full:RangesMember
895 Minimum Member ifrs-full:BottomOfRangeMember
896 Maximum Member ifrs-full:TopOfRangeMember
897 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
898 Risks [member] Member ifrs-full:TypesOfRisksMember
899 Commodity risk Member ifrs-full:CommodityPriceRiskMember
900 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
901 Hedges [member] Member ifrs-full:TypesOfHedgesMember
902 Cash flow hedges Member ifrs-full:CashFlowHedgesMember
903 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
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905 Forward contracts Member ifrs-full:ForwardContractMember
906 Swap contracts Member ifrs-full:SwapContractMember
907 Swap And Option Contract [Member] Member gil:SwapAndOptionContractMember
908 Disclosure of detailed information about hedging instruments [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsLineItems
909 Remaining maturity Concept (xbrli:durationItemType) For Period gil:DerivativeRemainingMaturity2
910 Nominal amount of hedging instrument Concept (Decimal) As Of ifrs-full:NominalAmountOfHedgingInstrument
911 Financial assets, carrying value Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
912 Financial assets, fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
913 2414406 - Disclosure - FINANCIAL INSTRUMENTS (Floating-to-fixed interest rate swap contracts outstanding) (Details) Network

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*

http://www.gildan.com/role/FinancialInstrumentsFloatingToFixedInterestRateSwapContractsOutstandingDetails
914 Disclosure of detailed information about hedging instruments [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsTable
915 Balance Sheet Location1 [Axis] Axis gil:BalanceSheetLocation1Axis
916 Balance Sheet Location1 [Domain] Member gil:BalanceSheetLocation1Domain
917 Financial assets included in prepaid expenses, deposits and other current assets Member gil:PrepaidExpensesAndOtherCurrentAssets1Member
918 Accounts payable and accrued liabilities (1) Member gil:TradeAndOtherCurrentPayablesMember
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920 Hedges [member] Member ifrs-full:TypesOfHedgesMember
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922 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
923 Risks [member] Member ifrs-full:TypesOfRisksMember
924 Interest rate risk Member ifrs-full:InterestRateRiskMember
925 Types of interest rates [axis] Axis ifrs-full:TypesOfInterestRatesAxis
926 Interest rate types [member] Member ifrs-full:InterestRateTypesMember
927 Fixed rate Member ifrs-full:FixedInterestRateMember
928 Hedging instruments [axis] Axis ifrs-full:HedgingInstrumentsAxis
929 Hedging instruments [member] Member ifrs-full:HedgingInstrumentsMember
930 Floating-to-fixed interest rate swap, maturing on June 17, 2021 Member gil:FloatingToFixedInterestRateSwapContractsMaturingOnJune172021Member
931 Floating-to-fixed interest rate swap, maturing on April 30, 2023 Member gil:FloatingToFixedInterestRateSwapContractsMaturingOnApril302023Member
932 Floating-to-fixed interest rate swap, maturing on August 25, 2023 Member gil:FloatingToFixedInterestRateSwapContractsMaturingOnAugust252023Member
933 Floating-to-fixed interest rate swap, maturing on August 25, 2026 Member gil:FloatingToFixedInterestRateSwapContractsMaturingOnAugust252026Member
934 Disclosure of detailed information about hedging instruments [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsLineItems
935 Notional amount Concept (Monetary) As Of invest:DerivativeNotionalAmount
936 Interest rate Concept (Percent) As Of ifrs-full:AverageRateOfHedgingInstrument
937 Financial assets, carrying value Concept (Monetary) As Of Debit ifrs-full:HedgingInstrumentAssets
938 Financial assets, fair value Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValue
939 2414407 - Disclosure - FINANCIAL INSTRUMENTS (Summary of hedged items) (Details) Network

*

*

http://www.gildan.com/role/FinancialInstrumentsSummaryOfHedgedItemsDetails
940 Disclosure of detailed information about hedging instruments [table] Table

*

*

ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsTable
941 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
942 Hedges [member] Member ifrs-full:TypesOfHedgesMember
943 Cash flow hedges Member ifrs-full:CashFlowHedgesMember
944 Types of risks [axis] Axis ifrs-full:TypesOfRisksAxis
945 Risks [member] Member ifrs-full:TypesOfRisksMember
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947 Commodity risk Member ifrs-full:CommodityPriceRiskMember
948 Interest rate risk Member ifrs-full:InterestRateRiskMember
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952 Forecast expenses Member gil:ForecastExpensesMember
953 Forecast purchases Member gil:ForecastPurchasesMember
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955 Financial assets, carrying value Concept (Monetary) As Of Debit ifrs-full:HedgedItemAssets
956 Financial liabilities, carrying value Concept (Monetary) As Of Credit ifrs-full:HedgedItemLiabilities
957 Change in value used for calculating hedge ineffectiveness Concept (Monetary) As Of Credit gil:AccumulatedGainLossOnChangeInFairValueOfHedgingInstrumentUsedAsBasisForRecognisingHedgeIneffectiveness
958 Cash flow hedge reserve (AOCI) Concept (Monetary) As Of Credit ifrs-full:ReserveOfCashFlowHedges
959 2414408 - Disclosure - FINANCIAL INSTRUMENTS (Financial expenses, net) (Details) Network

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*

http://www.gildan.com/role/FinancialInstrumentsFinancialExpensesNetDetails
960 Implied Table Table

*

*

implied:Table
961 Financial Instruments [Abstract] Abstract gil:FinancialInstrumentsAbstract
962 Interest expense on financial liabilities recorded at amortized cost Concept (Monetary) For Period Debit ifrs-full:InterestExpenseForFinancialLiabilitiesNotAtFairValueThroughProfitOrLoss
963 Bank and other financial charges Concept (Monetary) For Period Debit ifrs-full:BankAndSimilarCharges
964 Interest accretion on discounted provisions Concept (Monetary) For Period Debit ifrs-full:ExpenseDueToUnwindingOfDiscountOnProvisions
965 Foreign exchange gain Concept (Monetary) For Period Debit ifrs-full:NetForeignExchangeLoss
966 Financial expenses, net (note 14(c)) Concept (Monetary) For Period Credit ifrs-full:FinanceIncomeCost
967 Borrowing costs recognised as expense Concept (Monetary) For Period ifrs-full:BorrowingCostsCapitalised
968 2414409 - Disclosure - FINANCIAL INSTRUMENTS (Hedging components of other comprehensive income) (Details) Network

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*

http://www.gildan.com/role/FinancialInstrumentsHedgingComponentsOfOtherComprehensiveIncomeDetails
969 Disclosure of detailed information about hedges [table] Table

*

*

ifrs-full:DisclosureOfHedgeAccountingTable
970 Types of hedges [axis] Axis ifrs-full:TypesOfHedgesAxis
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976 Commodity risk Member ifrs-full:CommodityPriceRiskMember
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989 Gains (losses) on cash flow hedges, before tax Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnCashFlowHedgesBeforeTax
990 Net gain (loss) on derivatives designated as cash flow hedges Concept (Monetary) For Period Credit gil:IncomeTaxRelatingToGainLossesOnCashFlowHedges
991 Income Tax Relating To Reclassification Adjustments On Cash Flow Hedges, Before Tax Concept (Monetary) For Period Credit gil:IncomeTaxRelatingToReclassificationAdjustmentsOnCashFlowHedgesBeforeTax
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994 Reclassification adjustments on cash flow hedges, net of tax Concept (Monetary) For Period Debit ifrs-full:ReclassificationAdjustmentsOnCashFlowHedgesNetOfTax
995 2415402 - Disclosure - SHARE-BASED COMPENSATION (Employee share purchase plans) (Details) Network

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*

http://www.gildan.com/role/ShareBasedCompensationEmployeeSharePurchasePlansDetails
996 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
997 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
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1000 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
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1002 Share price as a percentage of current share price Concept (Percent) For Period gil:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharePricePercentageOfCurrentSharePriceAtTimeOfDeduction
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1004 Common shares reserved for issuance under the plans (in shares) Concept (Shares) As Of gil:NumberOfSharesReservedForFutureIssuance
1005 Number of shares issued (in shares) Concept (Decimal) For Period ifrs-full:NumberOfInstrumentsGrantedInSharebasedPaymentArrangement
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1007 2415403 - Disclosure - SHARE-BASED COMPENSATION (Stock options and restricted share units Narrative) (Details) Network

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*

http://www.gildan.com/role/ShareBasedCompensationStockOptionsAndRestrictedShareUnitsNarrativeDetails
1008 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
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1017 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1018 Number of common shares issuable pursuant to the exercise of stock options and vesting of Treasury RSUs for the plan (in shares) Concept (Shares) As Of gil:SharebasedCompensationArrangementBySharebasedPaymentAwardNumberOfSharesAuthorized1
1019 Number of shares remained authorized for future issuance under the plan (in shares) Concept (Shares) As Of gil:ShareBasedCompensationArrangementBySharebasedPaymentAwardNumberOfSharesAvailableForGrant1
1020 Outstanding options exercisable (in shares) Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
1021 Weighted average exercise price of outstanding options exercisable (in CAD per share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement
1022 Weighted average share price at date of exercise (in CAD per share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsInSharebasedPaymentArrangementExercisedDuringPeriodAtDateOfExercise
1023 Weighted average fair value of options granted (in dollars per share) Concept (Monetary) For Period ifrs-full:WeightedAverageSharePriceShareOptionsGranted
1024 Vesting period Concept (xbrli:durationItemType) For Period gil:VestingPeriodRequirementsForSharebasedPaymentArrangement
1025 Percentage of awards contingent on achievement of performance conditions Concept (Percent) For Period gil:ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfAwardsWithRequisiteServicePeriod
1026 Number of outstanding shares vested (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsExercisedOrVestedInSharebasedPaymentArrangement
1027 Compensation expense included in selling, general and administrative expenses and cost of sales Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
1028 Percentage of awards dependent on performance conditions Concept (Percent) For Period gil:ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfAwardsDependentOnPerformanceConditions
1029 Ratio of awards that can vest to the actual number of shares awarded Concept (Pure) For Period gil:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumRatioOfSharesVestedToActualNumbersOfSharesAwarded
1030 Shares granted (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1031 2415404 - Disclosure - SHARE-BASED COMPENSATION (Outstanding stock options) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationOutstandingStockOptionsDetails
1032 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1033 Currency1 [Axis] Axis gil:Currency1Axis
1034 Currency1 [Domain] Member gil:Currency1Domain
1035 CAD Member currency:CAD
1036 USD Member currency:USD
1037 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1038 Number, outstanding, beginning of fiscal period (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1039 Granted (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsGrantedInSharebasedPaymentArrangement
1040 Exercised (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsExercisedInSharebasedPaymentArrangement
1041 Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement
1042 Number, outstanding, end of fiscal period (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1043 Weighted exercise price, outstanding, beginning of fiscal period (in CAD per share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1044 Granted (in CAD per share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement
1045 Exercised (in CAD per share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement
1046 Forfeited (in CAD per share) Concept (Monetary) For Period ifrs-full:WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement
1047 Weighted exercise price, outstanding, end of fiscal period (in CAD per share) Concept (Monetary) As Of ifrs-full:WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement
1048 2415405 - Disclosure - SHARE-BASED COMPENSATION (Black-Scholes option pricing model for the stock option grants) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationBlackScholesOptionPricingModelForStockOptionGrantsDetails
1049 Implied Table Table

*

*

implied:Table
1050 Share-based Payment Arrangements [Abstract] Abstract gil:SharebasedPaymentArrangementsAbstract
1051 Exercise price (in CAD per share) Concept (Monetary) For Period ifrs-full:ExercisePriceShareOptionsGranted
1052 Risk-free interest rate Concept (Percent) For Period ifrs-full:DescriptionOfRiskFreeInterestRateShareOptionsGranted
1053 Expected volatility Concept (Percent) For Period ifrs-full:DescriptionOfExpectedVolatilityShareOptionsGranted
1054 Expected life Concept (Decimal) For Period ifrs-full:DescriptionOfOptionLifeShareOptionsGranted
1055 Expected dividend yield Concept (Percent) For Period ifrs-full:ExpectedDividendAsPercentageShareOptionsGranted
1056 2415406 - Disclosure - SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION (Stock options issued and outstanding and exercisable) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationShareBasedCompensationStockOptionsIssuedAndOutstandingAndExercisableDetails
1057 Disclosure of number and weighted average remaining contractual life of outstanding share options [table] Table

*

*

ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsTable
1058 Currency1 [Axis] Axis gil:Currency1Axis
1059 Currency1 [Domain] Member gil:Currency1Domain
1060 CAD Member currency:CAD
1061 USD Member currency:USD
1062 Ranges of exercise prices for outstanding share options [axis] Axis ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsAxis
1063 Ranges of exercise prices for outstanding share options [member] Member ifrs-full:RangesOfExercisePricesForOutstandingShareOptionsMember
1064 $13.60 Member gil:ExercisePriceRangeOneMember
1065 $15.59 Member gil:ExercisePriceRangeTwoMember
1066 $24.22 Member gil:ExercisePriceRangeThreeMember
1067 $30.46 Member gil:ExercisePriceRangeFourMember
1068 $33.01 Member gil:ExercisePriceRangeFiveMember
1069 $38.01 Member gil:ExercisePriceRangeSixMember
1070 $42.27 Member gil:ExercisePriceRangeSevenMember
1071 $29.01 Member gil:ExercisePriceRangeEightMember
1072 Disclosure of number and weighted average remaining contractual life of outstanding share options [line items] LineItems ifrs-full:DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsLineItems
1073 Exercise price of outstanding share options (in CAD and USD per share) Concept (Monetary) As Of ifrs-full:ExercisePriceOfOutstandingShareOptions
1074 Options issued and outstanding, number (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOutstandingShareOptions
1075 Options issued and outstanding, remaining contractual life Concept (Decimal) As Of ifrs-full:WeightedAverageRemainingContractualLifeOfOutstandingShareOptions
1076 Options exercisable, number (in shares) Concept (Decimal) As Of ifrs-full:NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
1077 2415407 - Disclosure - SHARE-BASED COMPENSATION (Outstanding Treasury RSUs) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationOutstandingTreasuryRsusDetails
1078 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1079 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1080 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1081 Treasury RSUs Member gil:TreasuryRestrictedStockUnitsMember
1082 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1083 Number, outstanding, beginning of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1084 Granted (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedExcludingGrantedForDividendsDeclared
1085 Granted for dividends declared (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedForDividendsDeclared
1086 Settled through the issuance of common shares (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsSettledInShareBasedPaymentArrangement
1087 Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
1088 Number, outstanding, end of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1089 Weighted average fair value per unit, outstanding, beginning of fiscal year (in dollars per share) Concept (Monetary) As Of Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement
1090 Granted (in dollars per share) Concept (Monetary) For Period Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsGrantedExcludingGrantedForDividendsDeclaredInSharebasedPaymentArrangement
1091 Granted for dividends declared (in dollars per share) Concept (Monetary) For Period Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsGrantedForDividendsDeclaredInSharebasedPaymentArrangement
1092 Settled through the issuance of common shares (in dollars per share) Concept (Monetary) For Period Debit gil:WeightedAverageFairValueOfOtherEquityInstrumentsSettledInSharebasedPaymentArrangement
1093 Forfeited (in dollars per shares) Concept (Monetary) For Period Debit gil:WeightedAverageFairValueOfOtherEquityInstrumentsForfeitedInShareBasedArrangement
1094 Weighted average fair value per unit, outstanding, end of fiscal year (in dollars per share) Concept (Monetary) As Of Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement
1095 2415408 - Disclosure - SHARE-BASED COMPENSATION (Outstanding Non-Treasury RSUs) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationOutstandingNonTreasuryRsusDetails
1096 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1097 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1098 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1099 Non-Treasury RSUs Member gil:NonDilutiveRestrictedShareUnitsMember
1100 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1101 Number, outstanding, beginning of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1102 Granted, net of granted for performance and dividends declared (in shares) Concept (Decimal) For Period gil:NumberOfInstrumentsOtherEquityInstrumentsGrantedExcludingGrantedForPerformanceAndGrantedForDividendsDeclared
1103 Granted for performance (in shares) Concept (Decimal) For Period gil:NumberOfInstrumentsOtherEquityInstrumentsGrantedForPerformance
1104 Granted for dividends declared (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedForDividendsDeclared
1105 Granted (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedExcludingGrantedForDividendsDeclared
1106 Settled - common shares (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsSettledInSharebasedPaymentArrangementCommonShares
1107 Settled - payment of withholding taxes (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsSettledInSharebasedPaymentArrangementPaymentOfWithholdingTaxes
1108 Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
1109 Number, outstanding, end of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1110 Weighted average fair value per unit, outstanding, beginning of fiscal year (in dollars per share) Concept (Monetary) As Of Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement
1111 Granted (in dollars per share) Concept (Monetary) For Period Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsGrantedExcludingGrantedForPerformanceAndGrantedForDividendsDeclaredInSharebasedPaymentArrangement
1112 Granted for performance (in dollars per share) Concept (Monetary) For Period Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsGrantedForPerformanceInSharebasedPaymentArrangement
1113 Granted for dividends declared (in dollars per share) Concept (Monetary) For Period Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsGrantedForDividendsDeclaredInSharebasedPaymentArrangement
1114 Settled - common shares (in dollars per share) Concept (Monetary) For Period Debit gil:WeightedAverageFairValueOfOtherEquityInstrumentsSettledCommonSharesInSharebasedPaymentArrangement
1115 Settled - payment of withholding taxes (in dollars per share) Concept (Monetary) For Period Debit gil:WeightedAverageFairValueOfOtherEquityInstrumentsSettledPaymentOfWithholdingTaxesInSharebasedPaymentArrangement
1116 Forfeited (in dollars per shares) Concept (Monetary) For Period Debit gil:WeightedAverageFairValueOfOtherEquityInstrumentsForfeitedInShareBasedArrangement
1117 Weighted average fair value per unit, outstanding, end of fiscal year (in dollars per share) Concept (Monetary) As Of Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement
1118 2415409 - Disclosure - SHARE-BASED COMPENSATION (Deferred share unit plan Narrative) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationDeferredShareUnitPlanNarrativeDetails
1119 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1120 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1121 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1122 DSUs Member gil:DeferredShareUnitsMember
1123 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1124 Minimum percentage of annual board retainer in the form of share-based payment arrangement Concept (Percent) For Period gil:MinimumPercentageOfBoardRetainerFromShareBasedPaymentArrangement
1125 Number of other equity instruments outstanding (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1126 Other equity instruments outstanding amount Concept (Monetary) As Of Credit gil:OtherEquityInstrumentsOutstandingInShareBasedPaymentArrangementAmount
1127 Fair value per unit outstanding (in dollars per share) Concept (Monetary) As Of Credit gil:WeightedAverageFairValueOfOtherEquityInstrumentsOutstandingInShareBasedPaymentArrangement
1128 Compensation expense included in selling, general and administrative expenses Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
1129 2415410 - Disclosure - SHARE-BASED COMPENSATION SHARE-BASED COMPENSATION (Outstanding DSUs) (Details) Network

*

*

http://www.gildan.com/role/ShareBasedCompensationShareBasedCompensationOutstandingDsusDetails
1130 Disclosure of terms and conditions of share-based payment arrangement [table] Table

*

*

ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementTable
1131 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1132 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1133 DSUs Member gil:DeferredShareUnitsMember
1134 Disclosure of terms and conditions of share-based payment arrangement [line items] LineItems ifrs-full:DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems
1135 Number, outstanding, beginning of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1136 Granted (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedExcludingGrantedForDividendsDeclared
1137 Granted for dividends declared (in shares) Concept (Decimal) For Period gil:NumberOfOtherEquityInstrumentsGrantedForDividendsDeclared
1138 Forfeited (in shares) Concept (Decimal) For Period ifrs-full:NumberOfOtherEquityInstrumentsForfeitedInSharebasedPaymentArrangement
1139 Number, outstanding, end of fiscal year (in shares) Concept (Decimal) As Of ifrs-full:NumberOfOtherEquityInstrumentsOutstandingInSharebasedPaymentArrangement
1140 2416402 - Disclosure - SUPPLEMENTARY INFORMATION RELATING TO THE NATURE OF EXPENSES (Selling, general and administrative expenses) (Details) Network

*

*

http://www.gildan.com/role/SupplementaryInformationRelatingToNatureOfExpensesSellingGeneralAndAdministrativeExpensesDetails
1141 Implied Table Table

*

*

implied:Table
1142 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1143 Selling expenses Concept (Monetary) For Period Debit ifrs-full:SellingExpense
1144 Administrative expenses Concept (Monetary) For Period Debit ifrs-full:AdministrativeExpense
1145 Distribution expenses Concept (Monetary) For Period Debit ifrs-full:DistributionCosts
1146 Selling, general and administrative expenses Concept (Monetary) For Period Debit ifrs-full:SellingGeneralAndAdministrativeExpense
1147 2416403 - Disclosure - SUPPLEMENTARY INFORMATION RELATING TO THE NATURE OF EXPENSES (Employee benefit expenses) (Details) Network

*

*

http://www.gildan.com/role/SupplementaryInformationRelatingToNatureOfExpensesEmployeeBenefitExpensesDetails
1148 Implied Table Table

*

*

implied:Table
1149 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1150 Salaries, wages and other short-term employee benefits Concept (Monetary) For Period Debit ifrs-full:ShorttermEmployeeBenefitsExpense
1151 Share-based payments Concept (Monetary) For Period Debit ifrs-full:ExpenseFromSharebasedPaymentTransactionsWithEmployees
1152 Post-employment benefits Concept (Monetary) For Period Debit gil:PostemploymentBenefitExpense
1153 Employee benefits expenses Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
1154 2416404 - Disclosure - SUPPLEMENTARY INFORMATION RELATING TO THE NATURE OF EXPENSES (Lease expenses) (Details) Network

*

*

http://www.gildan.com/role/SupplementaryInformationRelatingToNatureOfExpensesLeaseExpensesDetails
1155 Disclosure of finance lease and operating lease by lessor [table] Table

*

*

ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLessorTable
1156 Maturity [axis] Axis ifrs-full:MaturityAxis
1157 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1158 Within 1 year Member ifrs-full:NotLaterThanOneYearMember
1159 Between 1 and 5 years Member ifrs-full:LaterThanOneYearAndNotLaterThanFiveYearsMember
1160 More than 5 years Member ifrs-full:LaterThanFiveYearsMember
1161 Disclosure of finance lease and operating lease by lessor [line items] LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLessorLineItems
1162 Contingent rents recognised as income [abstract] Abstract ifrs-full:ContingentRentsRecognisedAsIncomeAbstract
1163 Amount recognized in the consolidated statement or earnings and comprehensive income relating to operating leases Concept (Monetary) For Period Debit ifrs-full:LeaseAndSubleasePaymentsRecognisedAsExpense
1164 Future minimum lease payments under non-cancellable leases Concept (Monetary) As Of Credit ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
1165 2416405 - Disclosure - SUPPLEMENTARY INFORMATION RELATING TO THE NATURE OF EXPENSES (Government assistance) (Details) Network

*

*

http://www.gildan.com/role/SupplementaryInformationRelatingToNatureOfExpensesGovernmentAssistanceDetails
1166 Implied Table Table

*

*

implied:Table
1167 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1168 Government assistance Concept (Monetary) As Of Credit gil:IncomeFromGovernmentGrantsAndTaxCredits
1169 2417402 - Disclosure - RESTRUCTURING AND ACQUISITION-RELATED COSTS (Details) Network

*

*

http://www.gildan.com/role/RestructuringAndAcquisitionRelatedCostsDetails
1170 Disclosure of transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [table] Table

*

*

ifrs-full:DisclosureOfTransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationTable
1171 Restructuring And Acquisition-Related Costs [Axis] Axis gil:RestructuringAndAcquisitionRelatedCostsAxis
1172 Restructuring And Acquisition-Related Costs [Domain] Member gil:RestructuringAndAcquisitionRelatedCostsDomain
1173 Employee termination and benefit costs Member gil:EmployeeTerminationAndBenefitCostsMember
1174 Exit, relocation and other costs Member gil:ExitRelocationAndOtherCostsMember
1175 Net loss on disposal of property, plant and equipment related to exit activities Member gil:DisposalOfPropertyPlantAndEquipmentRelatedToExitActivitiesMember
1176 Closure of manufacturing facility Member gil:ExitRelocationAndOtherCostsFacilityClosingMember
1177 Consolidation of distribution centres Member gil:ConsolidationOfFacilityDistributionCentresMember
1178 Internal organization realignment Member gil:OrganizationalRealignmentMember
1179 Consolidation of production manufacturing Member gil:ConsolidationOfManufacturingMemberMember
1180 Other costs Member gil:OtherRestructuringAndAcquisitionRelatedCostsMember
1181 Transaction and integration related costs Member gil:TransactionAndIntegrationCostsMember
1182 Rationalization of remaining retail store outlets Member gil:RationalizationOfRemainingStoresMember
1183 Business combinations [axis] Axis ifrs-full:BusinessCombinationsAxis
1184 Entity's total for business combinations [member] Member ifrs-full:EntitysTotalForBusinessCombinationsMember
1185 American Apparel, LLC Member gil:AmericanApparelLLCMember
1186 Peds Legwear, Inc. and Alstyle Apparel, LLC Member gil:PedsLegwearInc.AndAlstyleApparelLLCMember
1187 Disclosure of transactions recognised separately from acquisition of assets and assumption of liabilities in business combination [line items] LineItems ifrs-full:DisclosureOfTransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationLineItems
1188 Restructuring-related costs Concept (Monetary) For Period Debit ifrs-full:ExpenseOfRestructuringActivities
1189 Acquisition-related transaction costs Concept (Monetary) For Period Debit ifrs-full:AcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombination
1190 Restructuring and acquisition-related costs Concept (Monetary) For Period Debit gil:ExpenseOfRestructuringActivitiesAndAcquisitionrelatedCostsRecognisedAsExpenseForTransactionRecognisedSeparatelyFromAcquisition
1191 Gain on disposal Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnDisposalsOfPropertyPlantAndEquipment
1192 Reversal of environmental liability for distribution facility sold Concept (Monetary) As Of Debit gil:ReversalOfLiabilitiesIncurred
1193 2418402 - Disclosure - INCOME TAXES (Reasons for difference and related tax effects) (Details) Network

*

*

http://www.gildan.com/role/IncomeTaxesReasonsForDifferenceAndRelatedTaxEffectsDetails
1194 Implied Table Table

*

*

implied:Table
1195 Income Taxes [Abstract] Abstract gil:IncomeTaxesAbstract
1196 Earnings before income taxes Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
1197 Applicable tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
1198 Income taxes at applicable statutory rate Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
1199 Effect of different tax rates on earnings of foreign subsidiaries Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfForeignTaxRates
1200 Income tax recovery and other adjustments related to prior taxation years Concept (Monetary) For Period Debit gil:AdjustmentsForTaxOfPriorPeriods
1201 Tax effect from change in tax rate Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
1202 Tax Effect From Revaluation Of Deferred Tax Liabilities Concept (Monetary) For Period Debit gil:TaxEffectFromRevaluationOfDeferredTaxLiabilities
1203 Tax effect of tax losses Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfTaxLosses
1204 Effect of non-deductible expenses and other Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
1205 Total income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1206 Average effective tax rate Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
1207 2418403 - Disclosure - INCOME TAXES (Details of income tax expense) (Details) Network

*

*

http://www.gildan.com/role/IncomeTaxesDetailsOfIncomeTaxExpenseDetails
1208 Implied Table Table

*

*

implied:Table
1209 Income Taxes [Abstract] Abstract gil:IncomeTaxesAbstract
1210 Current tax expense (income) and adjustments for current tax of prior periods [abstract] Abstract ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriodsAbstract
1211 Current income taxes, includes a recovery of $2,725 (2015 - expense of $3,904) relating to prior taxation years Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
1212 Adjustments for recovery relating to prior taxation years Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForCurrentTaxOfPriorPeriod
1213 Changes in tax rates Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncomeRelatingToTaxRateChangesOrImpositionOfNewTaxes
1214 Revaluation of deferred income taxes on intangible assets Concept (Monetary) For Period Debit gil:DeferredTaxExpenseIncomeRelatedToRevaluationOfDeferredIncomeTaxes
1215 Origination and reversal of temporary differences Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences
1216 Non-recognition of tax benefits related to tax losses and temporary differences Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDeferredTaxOfPriorPeriods
1217 Recognition of tax benefits relating to prior taxation years Concept (Monetary) For Period Credit ifrs-full:TaxBenefitArisingFromPreviouslyUnrecognisedTaxLossTaxCreditOrTemporaryDifferenceOfPriorPeriodUsedToReduceDeferredTaxExpense
1218 Deferred income taxes Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
1219 Total income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1220 2418404 - Disclosure - INCOME TAXES (Narrative) (Details) Network

*

*

http://www.gildan.com/role/IncomeTaxesNarrativeDetails
1221 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

*

*

ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
1222 Scenario [Axis] Axis gil:Scenario1Axis
1223 Scenario [Domain] Member gil:Scenario1Domain
1224 Pro forma Member gil:ProForma1Member
1225 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1226 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1227 Non-deductible reserves and accruals Member gil:NonDeductibleReservesAndAccrualsRelatedTemporaryDifferencesMember
1228 Unrealised foreign exchange gains (losses) Member ifrs-full:UnrealisedForeignExchangeGainsLossesMember
1229 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
1230 Tax effect from change in tax rate Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
1231 Net deferred tax expenses Concept (Monetary) For Period Debit gil:DeferredTaxExpenseNet
1232 Increase in non-recognition of deferred income tax assets Concept (Monetary) For Period Debit gil:IncreaseToTemporaryDifferencesForWhichNoDeferredTaxAssetIsRecognized
1233 Reduction in deferred income tax assets Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseInDeferredTaxLiabilityAsset
1234 Tax effect from revaluation of deferred income tax liabilities Concept (Monetary) For Period Debit gil:TaxEffectFromRevaluationOfDeferredTaxLiabilities
1235 Tax benefit arising from previously unrecognised tax loss, tax credit or temporary difference of prior period used to reduce current tax expense Concept (Monetary) As Of ifrs-full:DeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetIsRecognised
1236 Deferred income taxes (note 18) Concept (Monetary) As Of Credit gil:TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesInJointArrangementsAmountOfUnrecordedDeferredTaxLiability
1237 Effect of different tax rates on earnings of foreign subsidiaries Concept (Monetary) As Of ifrs-full:TemporaryDifferencesAssociatedWithInvestmentsInSubsidiariesBranchesAndAssociatesAndInterestsInJointVentures
1238 2418405 - Disclosure - INCOME TAXES (Significant components of deferred income tax assets and liabilities) (Details) Network

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*

http://www.gildan.com/role/IncomeTaxesSignificantComponentsOfDeferredIncomeTaxAssetsAndLiabilitiesDetails
1239 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

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*

ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
1240 After Offset Amount, Offset Amount And Before Offset Amount [Axis] Axis gil:AfterOffsetAmountOffsetAmountAndBeforeOffsetAmountAxis
1241 After Offset Amount, Offset Amount And Before Offset Amount [Domain] Member gil:AfterOffsetAmountOffsetAmountAndBeforeOffsetAmountDomain
1242 Before Offset Amount [Member] Member gil:BeforeOffsetAmountMember
1243 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1244 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1245 Temporary differences Member ifrs-full:TemporaryDifferenceMember
1246 Non-capital losses Member ifrs-full:UnusedTaxLossesMember
1247 Non-deductible reserves and accruals Member gil:NonDeductibleReservesAndAccrualsRelatedTemporaryDifferencesMember
1248 Property, plant and equipment Member gil:PropertyPlantAndEquipmentRelatedTemporaryDifferencesMember
1249 Other Member ifrs-full:OtherTemporaryDifferencesMember
1250 Intangible assets Member gil:IntangibleAssetsRelatedTemporaryDifferencesMember
1251 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
1252 Deferred tax assets Concept (Monetary) As Of Debit gil:DeferredTaxAssetsIncludingUnrecognizedDeferredTaxAssets
1253 Unrecognized deferred income tax assets Concept (Monetary) As Of ifrs-full:DeductibleTemporaryDifferencesForWhichNoDeferredTaxAssetIsRecognised
1254 Net deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
1255 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
1256 Deferred income taxes Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1257 2418406 - Disclosure - INCOME TAXES (Changes to deferred income tax assets and liabilities) (Details) Network

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*

http://www.gildan.com/role/IncomeTaxesChangesToDeferredIncomeTaxAssetsAndLiabilitiesDetails
1258 Disclosure of temporary difference, unused tax losses and unused tax credits [table] Table

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*

ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsTable
1259 Temporary difference, unused tax losses and unused tax credits [axis] Axis ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis
1260 Temporary difference, unused tax losses and unused tax credits [member] Member ifrs-full:TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember
1261 Non-capital losses Member gil:NonCapitalLossesRelatedTemporaryDifferencesMember
1262 Non-deductible reserves and accruals Member gil:NonDeductibleReservesAndAccrualsRelatedTemporaryDifferencesMember
1263 Property, plant and equipment Member gil:PropertyPlantAndEquipmentRelatedTemporaryDifferencesMember
1264 Intangible assets Member gil:IntangibleAssetsRelatedTemporaryDifferencesMember
1265 Other Member ifrs-full:OtherTemporaryDifferencesMember
1266 Change In Tax Rate Related Temporary Differences [Member] Member gil:ChangeInTaxRateRelatedTemporaryDifferencesMember
1267 Unrecognized deferred income tax assets Member gil:UnrecognizedDeferredTaxAssetsRelatedTemporaryDifferencesMember
1268 Disclosure of temporary difference, unused tax losses and unused tax credits [line items] LineItems ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsLineItems
1269 Reconciliation of changes in deferred tax liability (asset) [abstract] Abstract ifrs-full:ReconciliationOfChangesInDeferredTaxLiabilityAssetAbstract
1270 Balance, beginning of fiscal year, net Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1271 Changes in deferred tax liability (asset) [abstract] Abstract ifrs-full:ChangesInDeferredTaxLiabilityAssetAbstract
1272 Recognized in the statements of earnings Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
1273 Business acquisitions Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughBusinessCombinationsDeferredTaxLiabilityAsset
1274 Other Concept (Monetary) For Period Credit gil:IncreaseDecreaseThroughOtherDeferredTaxLiabilityAsset
1275 Balance, end of fiscal year, net Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilityAsset
1276 2419402 - Disclosure - EARNINGS PER SHARE (Details) Network

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*

http://www.gildan.com/role/EarningsPerShareDetails
1277 Implied Table Table

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*

implied:Table
1278 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
1279 Net earnings - basic and diluted Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
1280 Basic earnings per share: Abstract ifrs-full:BasicEarningsPerShareAbstract
1281 Basic weighted average number of common shares outstanding (in shares) Concept (Shares) For Period ifrs-full:WeightedAverageShares
1282 Basic earnings per share (in dollars per share) Concept (Share) For Period ifrs-full:BasicEarningsLossPerShare
1283 Diluted earnings per share: Abstract ifrs-full:DilutedEarningsPerShareAbstract
1284 Basic weighted average number of common shares outstanding (in shares) Concept (Shares) For Period ifrs-full:WeightedAverageShares
1285 Plus dilutive impact of stock options, Treasury RSUs and common shares held in trust (in shares) Concept (Shares) For Period gil:DilutiveEffectOfShareOptionsTreasuryRestrictedStockUnitsAndCommonStockHeldInTrustOnNumberOfOrdinaryShares
1286 Diluted weighted average number of common shares outstanding (in shares) Concept (Shares) For Period ifrs-full:AdjustedWeightedAverageShares
1287 Diluted earnings per share (in dollars per share) Concept (Share) For Period ifrs-full:DilutedEarningsLossPerShare
1288 2419403 - Disclosure - EARNINGS PER SHARE (Narrative) (Details) Network

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*

http://www.gildan.com/role/EarningsPerShareNarrativeDetails
1289 Earnings per share [table] Table

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*

ifrs-full:EarningsPerShareTable
1290 Antidilutive Securities [Axis] Axis gil:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities1Axis
1291 Antidilutive Securities [Domain] Member gil:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities1Domain
1292 Stock options Member gil:EmployeeStockOption1Member
1293 Treasury RSUs Member gil:TreasuryRestrictedStockUnitsMember
1294 Earnings per share [line items] LineItems ifrs-full:EarningsPerShareLineItems
1295 Shares excluded from calculation of earnings per share (in shares) Concept (Shares) For Period gil:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount1
1296 2420402 - Disclosure - DEPRECIATION AND AMORTIZATION (Details) Network

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http://www.gildan.com/role/DepreciationAndAmortizationDetails
1297 Implied Table Table

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*

implied:Table
1298 Depreciation and amortisation expense [abstract] Abstract ifrs-full:DepreciationAndAmortisationExpenseAbstract
1299 Depreciation Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
1300 Adjustment for the variation of depreciation of property, plant and equipment included in inventories at the beginning and end of the year Concept (Monetary) For Period Debit gil:DepreciationAdjustmentPropertyPlantAndEquipment
1301 Depreciation of property, plant and equipment included in net earnings Concept (Monetary) For Period Debit ifrs-full:DepreciationExpense
1302 Amortization of intangible assets, excluding software (note 10) Concept (Monetary) For Period Debit gil:AmortisationIntangibleAssetsOtherThanGoodwillExcludingSoftware
1303 Amortization of software (note 10) Concept (Monetary) For Period Debit gil:AmortisationIntangibleAssetsOtherThanGoodwillSoftware
1304 Depreciation and amortization included in net earnings Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
1305 2421402 - Disclosure - SUPPLEMENTAL CASH FLOW DISCLOSURE (Adjustments to reconcile net earnings to cash flows from operating activities) (Details) Network

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*

http://www.gildan.com/role/SupplementalCashFlowDisclosureAdjustmentsToReconcileNetEarningsToCashFlowsFromOperatingActivitiesDetails
1306 Implied Table Table

*

*

implied:Table
1307 Cash flow statement [Abstract] Abstract gil:CashflowstatementAbstract
1308 Depreciation and amortization (note 20) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
1309 Restructuring charges related to property, plant and equipment (note 17) Concept (Monetary) For Period Credit gil:GainsLossesOnDisposalsOfPropertyPlantandEquipmentAndNonCurrentAssets
1310 Gain on remeasurement of contingent consideration in connection with a business acquisition (note 17) Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInContingentConsiderationAssetLiability
1311 Loss on disposal of property, plant and equipment and intangible assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets
1312 Share-based compensation Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForSharebasedPayments
1313 Deferred income taxes (note 18) Concept (Monetary) For Period Debit ifrs-full:DeferredTaxExpenseIncome
1314 Unrealized net (gain) loss on foreign exchange and financial derivatives Concept (Monetary) For Period Debit gil:AdjustmentsForUnrealisedForeignExchangeAndFairValueLossesGains
1315 Timing differences between settlement of financial derivatives and transfer of deferred gains and losses in accumulated OCI to inventory and net earnings Concept (Monetary) For Period Credit gil:AdjustmentForTimingDifferencesFromSettlementOfFinancialDerivatives
1316 Other non-current assets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDecreaseIncreaseInOtherAssets
1317 Other non-current liabilities Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInOtherLiabilities
1318 Adjustments to reconcile net earnings to cash flows from operating activities (note 21(a)) Concept (Monetary) For Period Debit ifrs-full:AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital
1319 2421403 - Disclosure - SUPPLEMENTAL CASH FLOW DISCLOSURE (Variations in non-cash transactions) (Details) Network

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http://www.gildan.com/role/SupplementalCashFlowDisclosureVariationsInNonCashTransactionsDetails
1320 Implied Table Table

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*

implied:Table
1321 Cash flow statement [Abstract] Abstract gil:CashflowstatementAbstract
1322 Change in classification of non-Treasury RSUs to equity-settled Concept (Monetary) For Period Credit gil:AdjustmentstoAdditionalPaidinCapitalSharebasedCompensationRestrictedStockUnitorRestrictedStockAwardRequisiteServicePeriodRecognition
1323 Additions to property, plant and equipment and intangible assets included in accounts payable and accrued liabilities Concept (Monetary) For Period Debit gil:NoncashOrPartNoncashAcquisitionPropertyPlantAndEquipmentAndIntangibleAssetsAcquired
1324 Proceeds on disposal of property, plant and equipment included in other current assets Concept (Monetary) For Period Debit gil:NoncashOrPartNoncashDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets
1325 Impact of adoption of new accounting standards (note 2(d)) Concept (Monetary) For Period Credit gil:TransferOfAssetsHeldForSaleToPropertyPlantAndEquipment
1326 Balance due on business acquisitions (note 5) Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncurred
1327 Non-cash ascribed value credited to contributed surplus for dividends attributed to Treasury RSUs Concept (Monetary) For Period Debit gil:DividendsRecognizedAsDistributionsToOwnersOfParentRelatingToShareBasedCompensation
1328 Non-cash ascribed value credited to share capital from shares issued or distributed pursuant to vesting of restricted share units and exercise of stock options Concept (Monetary) For Period Credit gil:NoncashOrPartNoncashStockIssuedDuringPeriodValueShareBasedCompensationAndExerciseOfOptions
1329 2422402 - Disclosure - RELATED PARTY TRANSACTIONS (Compensation expense recognized for key management personnel) (Details) Network

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http://www.gildan.com/role/RelatedPartyTransactionsCompensationExpenseRecognizedForKeyManagementPersonnelDetails
1330 Implied Table Table

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*

implied:Table
1331 Related Party [Abstract] Abstract gil:RelatedPartyAbstract
1332 Short-term employee benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationShorttermEmployeeBenefits
1333 Post-employment benefits Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationPostemploymentBenefits
1334 Share-based payments Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensationSharebasedPayment
1335 Key management personnel compensation Concept (Monetary) For Period Debit ifrs-full:KeyManagementPersonnelCompensation
1336 2422403 - Disclosure - RELATED PARTY TRANSACTIONS (Details) Network

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http://www.gildan.com/role/RelatedPartyTransactionsDetails
1337 Disclosure of transactions between related parties [table] Table

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ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
1338 Types of share-based payment arrangements [axis] Axis ifrs-full:TypesOfSharebasedPaymentArrangementsAxis
1339 Share-based payment arrangements [member] Member ifrs-full:SharebasedPaymentArrangementsMember
1340 DSUs Member gil:DeferredShareUnitsMember
1341 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1342 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1343 Key management personnel Member ifrs-full:KeyManagementPersonnelOfEntityOrParentMember
1344 Disclosure of transactions between related parties [line items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
1345 Expenses for airplane usage, related party transactions Concept (Monetary) For Period Debit ifrs-full:ServicesReceivedRelatedPartyTransactions
1346 Amount in account payable, related party transactions Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
1347 2423401 - Disclosure - COMMITMENTS, GUARANTEES AND CONTINGENT LIABILITIES (Details) Network

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http://www.gildan.com/role/CommitmentsGuaranteesAndContingentLiabilitiesDetails
1348 Disclosure of contingent liabilities [table] Table

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*

ifrs-full:DisclosureOfContingentLiabilitiesTable
1349 Classes of contingent liabilities [axis] Axis ifrs-full:ClassesOfContingentLiabilitiesAxis
1350 Contingent liabilities [member] Member ifrs-full:ContingentLiabilitiesMember
1351 Financial guarantees, maximum potential liability Member ifrs-full:ContingentLiabilityForGuaranteesMember
1352 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1353 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1354 Surety bond Member gil:SuretyBond1Member
1355 Financial guarantees and standby letters of credit Member gil:FinancialGuarantee1Member
1356 Disclosure of contingent liabilities [line items] LineItems ifrs-full:DisclosureOfContingentLiabilitiesLineItems
1357 Maximum potential liability under guarantees Concept (Monetary) As Of Credit ifrs-full:ExposureToCreditRiskOnLoanCommitmentsAndFinancialGuaranteeContracts
1358 Recorded liability with respect to guarantees Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
1359 2424401 - Disclosure - CAPITAL DISCLOSURES (Details) Network

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*

http://www.gildan.com/role/CapitalDisclosuresDetails
1360 Disclosure of objectives, policies and processes for managing capital [table] Table

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ifrs-full:DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalTable
1361 Range [axis] Axis ifrs-full:RangeAxis
1362 Ranges [member] Member ifrs-full:RangesMember
1363 Minimum Member ifrs-full:BottomOfRangeMember
1364 Maximum Member ifrs-full:TopOfRangeMember
1365 Disclosure of objectives, policies and processes for managing capital [line items] LineItems ifrs-full:DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalLineItems
1366 Target net debt leverage ratio Concept (Pure) For Period gil:TargetNetDebtLeverageRatio
1367 Net debt leverage ratio Concept (Pure) For Period gil:NetDebtLeverageRatio
1368 Dividends paid Concept (Monetary) For Period Debit ifrs-full:DividendsPaidOrdinaryShares
1369 Dividends declared per common share (in dollars per share) Concept (Share) For Period ifrs-full:DividendsPaidOrdinarySharesPerShare
1370 Dividends declared before financial statements authorised for issue but not recognised as distribution to owners, percentage increase Concept (Percent) For Period gil:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPercentageIncrease
1371 Dividends declared before financial statements authorised for issue but not recognised as distribution to owners (in dollars per share) Concept (Share) For Period ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare
1372 Dividends declared before financial statements authorised for issue but not recognised as distribution to owners Concept (Monetary) For Period ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
1373 2425402 - Disclosure - DISAGGREGATION OF REVENUE (Net Sales) (Details) Network

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http://www.gildan.com/role/DisaggregationOfRevenueNetSalesDetails
1374 Disclosure of disaggregation of revenue from contracts with customers [table] Table

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ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersTable
1375 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1376 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1377 Activewear Member gil:ActivewearMember
1378 Hosiery and underwear Member gil:HosieryAndUnderwearMember
1379 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1380 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1381 United States Member country:US
1382 Canada Member country:CA
1383 International Member gil:InternationalMember
1384 Disclosure of disaggregation of revenue from contracts with customers [line items] LineItems ifrs-full:DisclosureOfDisaggregationOfRevenueFromContractsWithCustomersLineItems
1385 Revenue from contracts with customers Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
1386 2426402 - Disclosure - ENTITY-WIDE DISCLOSURES (Property, plant and equipment, intangible assets, and goodwill by geographic area) (Details) Network

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http://www.gildan.com/role/EntityWideDisclosuresPropertyPlantAndEquipmentIntangibleAssetsAndGoodwillByGeographicAreaDetails
1387 Disclosure of geographical areas [table] Table

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ifrs-full:DisclosureOfGeographicalAreasTable
1388 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1389 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1390 United States Member country:US
1391 Canada Member country:CA
1392 Honduras Member country:HN
1393 Caribbean Basin Member gil:CaribbeanBasinMember
1394 Other Member gil:OtherMember
1395 Disclosure of geographical areas [line items] LineItems ifrs-full:DisclosureOfGeographicalAreasLineItems
1396 Property plant and equipment, intangible assets, and goodwill Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOtherThanFinancialInstrumentsDeferredTaxAssetsPostemploymentBenefitAssetsAndRightsArisingUnderInsuranceContracts
1397 2426403 - Disclosure - ENTITY-WIDE DISCLOSURES (Major customers as a percentage of net sales) (Details) Network

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http://www.gildan.com/role/EntityWideDisclosuresMajorCustomersAsPercentageOfNetSalesDetails
1398 Disclosure of major customers [table] Table

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ifrs-full:DisclosureOfMajorCustomersTable
1399 Major customers [axis] Axis ifrs-full:MajorCustomersAxis
1400 Customers [member] Member ifrs-full:MajorCustomersMember
1401 Customer A Member gil:CustomerAMember
1402 Customer B Member gil:CustomerBMember
1403 Disclosure of major customers [line items] LineItems ifrs-full:DisclosureOfMajorCustomersLineItems
1404 Percentage of total net sales Concept (Percent) For Period ifrs-full:PercentageOfEntitysRevenue

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