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2. SUMMARY - Property useful lives (Details)
3 Months Ended
Nov. 30, 2019
Equipment [Member]  
Estimated useful lives 5 years
Computer equipment [Member]  
Estimated useful lives 3 to 7 years
Furniture and fixtures [Member]  
Estimated useful lives 5 to 7 years
Leasehold improvements [Member]  
Estimated useful lives Shorter of life of asset or lease