INVENTORY (Narrative) (Details) - USD ($)	12 Months Ended
Jan. 31, 2021	Jan. 31, 2020
INVENTORY [abstract]
Inventories expensed	$ 19,052,681	$ 25,810,389
Fair value adjustment on inventories	8,365,616	$ 5,292,763
Impairment related to Swell inventories	$ 1,384,922

The amount of all expenses directly or indirectly attributed to the goods or services sold. Attributed expenses include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, such as depreciation and maintenance of factory buildings and equipment used in the production process, unallocated production overheads, and abnormal amounts of production costs of inventories.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 99
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_99&doctype=Standard
-URIDate 2021-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2021-01-01
-Paragraph 103
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_103&doctype=Standard
-URIDate 2021-03-24

Name:	ifrs-full_CostOfSales
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration