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

Lessor Commitments - Disclosure of Finance Lease and Operating Lease by Lessor (Details)

v3.19.2
Lessor Commitments - Disclosure of Finance Lease and Operating Lease by Lessor (Details) - NZD ($)
$ in Thousands
Jan. 31, 2019
Jan. 31, 2018
Jan. 31, 2017
Disclosure of finance lease and operating lease by lessor [line items]      
Total minimum lease payments $ 934 $ 166 $ 1,579
Not Later than One Year [Member]      
Disclosure of finance lease and operating lease by lessor [line items]      
Total minimum lease payments 441 166 503
Between One Year and Five Years [Member]      
Disclosure of finance lease and operating lease by lessor [line items]      
Total minimum lease payments 493 1,076
Later than Five Years [Member]      
Disclosure of finance lease and operating lease by lessor [line items]      
Total minimum lease payments