13. Segment Information (Details) - USD ($)	12 Months Ended
	Aug. 31, 2017	Aug. 31, 2016
Details
United States sales	$ 44,740,560	$ 44,568,899
Canada sales	1,727,758	1,465,208
Mexico/Latin America sales	843,667	1,963,994
Europe sales	68,752	6,926
Asia/Pacific sales	$ 320,319	94,285
Middle East sales		$ 11,686