GEOGRAPHIC INFORMATION (Details) - MEXICO - USD ($)	Aug. 31, 2020	May 31, 2020
GEOGRAPHIC INFORMATION (Details) [Line Items]
Inventory, Gross	$ 587,000	$ 613,000
Property, Plant and Equipment, Net	$ 30,000	$ 31,000

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
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-Name Accounting Standards Codification
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant