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Dividends (Tables)
12 Months Ended
Jan. 31, 2019
Disclosure of dividends [Abstract]  
Disclosure of Detailed Information About Dividends Explanatory

    31 January 2019 
NZ$000’s
    31 January 2018 
NZ$000’s
    31 January 2017 
NZ$000’s
 
Australian franking credits available for subsequent financial years at a tax rate of 30%     3,995       3,995       3,757  
New Zealand imputation credits available for subsequent financial years at a tax rate of 28%     236       236       235