12. Share-based Incentive Plans (Details) - USD ($)		3 Months Ended	9 Months Ended
Aug. 31, 2019	Aug. 31, 2019	May 31, 2020
Details
Shares issued pursuant to compensation plans (note 12)	2,294
Shares issued pursuant to compensation plans (note 12)		$ 18,444	$ 18,444

Value, after forfeiture, of shares issued under share-based payment arrangement. Excludes employee stock ownership plan (ESOP).

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