Note 12 - Trade and Other Receivables (Details Textual) - USD ($) $ in Millions	Jul. 31, 2025	Jan. 31, 2024	Jun. 30, 2023	Jan. 31, 2023
Trade and other receivables [line items]
Dividend payables	$ 71.2	$ 70.4	$ 36.0	$ 71.3

The amount of dividends that the company has declared but not yet paid.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Note Expiry date 2027-01-01
-Name IAS
-Number 1
-IssueDate 2025-01-01
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2025-en-b&anchor=para_55&doctype=Standard
-URIDate 2025-03-27

Name:	ifrs-full_DividendPayables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant