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v3.19.2

Share Capital - Disclosure of Detailed Information About Other Equity Explanatory (Details) - NZD ($) $ in Thousands | 7 Months Ended | 12 Months Ended
--- | --- | ---
Jan. 31, 2017 | Jan. 31, 2019 | Jan. 31, 2018
Disclosure of classes of share capital [abstract] |  |  |
Value of conversion rights - convertible notes |  | $ 4,159 | $ 17,789

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- Definition The value of number of shares related to convertible notes converted. + References No definition available. + Details
Name: | NAKD_ConvertibleNotesConverted
Namespace Prefix: | NAKD_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration