9. Cancellation of Capital Stock (Details) - USD ($)	3 Months Ended
	Nov. 30, 2018	Aug. 31, 2018
Details
Shares repurchased and cancelled, shares	95,671	154,329
Payments for Repurchase of Common Stock	$ 893,376	$ 1,271,599
Average price per share repurchased and cancelled	$ 9.34	$ 8.24
Premium paid to acquire these shares over the per share book value	$ 870,805	$ 1,235,191