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v3.19.2

Contingencies - Schedule of Contingent Liabilities (Details) - NZD ($) $ in Thousands | Jan. 31, 2019 | Jan. 31, 2018 | Jan. 31, 2017
--- | --- | --- | ---
Landlords [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Rental guarantees | $ 419 | $ 419 | $ 571
JP Morgan Chase Bank [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Standby letter of credit | 291 | 291 | 286
UK Customs Department [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Guarantee | 304 | 329 | 282
ANZ for Merchant Service [Member] |  |  |
Disclosure of contingent liabilities [line items] |  |  |
Guarantee | $ 172 | $ 172 |

X
- Definition Guarantee amount provided to third parties. + References No definition available. + Details
Name: | NAKD_Guarantee
Namespace Prefix: | NAKD_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount payable to rental guarantees. + References No definition available. + Details
Name: | NAKD_RentalGuarantees
Namespace Prefix: | NAKD_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition It represents the amount of transaction related to standby letter of credit. + References No definition available. + Details
Name: | NAKD_StandbyLetterOfCredit
Namespace Prefix: | NAKD_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfContingentLiabilitiesLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | ifrs-full_ContinuingInvolvementInDerecognisedFinancialAssetsByTypeOfInstrumentAxis=NAKD_LandlordsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ContinuingInvolvementInDerecognisedFinancialAssetsByTypeOfInstrumentAxis=NAKD_JpMorganChaseBankMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ContinuingInvolvementInDerecognisedFinancialAssetsByTypeOfInstrumentAxis=NAKD_UkCustomsDepartmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |