Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Tax Assets and Liabilities - Reconciliation of Changes in Deferred Tax Liability Asset (Details)

v3.19.2
Tax Assets and Liabilities - Reconciliation of Changes in Deferred Tax Liability Asset (Details) - NZD ($)
$ in Thousands
7 Months Ended 12 Months Ended
Jan. 31, 2017
Jan. 31, 2019
Jan. 31, 2018
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Opening Balance
Charged to Income 692
Charged directly to Equity
Changes in Tax Rate
Exchange Differences
Closing Balance 692
Carried Forward Tax Losses [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Opening Balance 630 630 630
Charged to Income 692
Charged directly to Equity
Changes in Tax Rate
Exchange Differences
Closing Balance 630 1,322 630
Intangible Assets [Member]      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Opening Balance (630) (630) (630)
Charged to Income
Charged directly to Equity
Changes in Tax Rate
Exchange Differences
Closing Balance $ (630) $ (630) $ (630)