17. Subsequent Events (Details)	3 Months Ended
Nov. 30, 2019
Cancelation of stock
Subsequent Event, Description	Subsequent to the fiscal period ended November 30, 2019, the Company repurchased for cancelation a total of 490,120 common shares from two large shareholders, including an officer and director of the Company.
Termination of stock option program
Subsequent Event, Description	Subsequent to the period ended November 30, 2019, the Company’s Board of Directors approved the termination of the Stock Option Program.

Describes the event or transaction that occurred between the balance sheet date and the date the financial statements are issued or available to be issued.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 855
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6842918&loc=SL6314017-165662

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration