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Fair Value Loss on Convertible Notes Derivative and Warrants (Tables)
12 Months Ended
Jan. 31, 2021
Fair Value Loss On Convertible Notes Derivative And Warrants  
Disclosure of Detailed Information About Fair Value Loss on Convertible Notes Derivative and Warrants
    For the Year Ended 31
January 2021
NZ$000’s
    For the Year
Ended 31
January 2020
NZ$000’s
    For the Year Ended 31
January 2019
NZ$000’s
 
Fair value loss on Convertible Notes and warrants     26,552       -       775