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Other Foreign Currency (Gains)/Losses - Disclosure of Detailed Information About Foreign Currency (Gains)/Losses (Details) - NZD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2020 | Jan. 31, 2019 | Jan. 31, 2018
Other Foreign Currency Gainslosses |  |  |
Fair value (gain)/loss on foreign exchange contracts | $ (729) | $ 1,065 | $ (502)
Net foreign exchange loss/(gain) | 114 | (3,027) | (255)
Other foreign currency (gains)/losses | $ (615) | $ (1,963) | $ (757)

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- Definition Fair value (gain)/loss on foreign exchange contracts. + References No definition available. + Details
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- Definition Net foreign exchange loss/(gain). + References No definition available. + Details
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Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
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- Definition The gains (losses) recognised in other comprehensive income on change in value of foreign currency basis spreads, before tax. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 91 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_91_b&doctype=Standard -URIDate 2019-03-27 + Details
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