10. SEGMENT AND GEOGRAPHIC REPORTING (Details - geographic) - USD ($)	3 Months Ended
	Nov. 30, 2019	Nov. 30, 2018
Revenues	$ 9,401,103	$ 7,535,903
North and South America [Member]
Revenues	6,562,000	4,912,000
North and South America [Member] | Lancaster [Member]
Revenues	2,547,000	2,112,000
North and South America [Member] | Buffalo [Member]
Revenues	2,387,000	2,065,000
North and South America [Member] | North Carolina [Member]
Revenues	1,737,000	745,000
Europe [Member]
Revenues	1,472,000	998,000
Europe [Member] | Lancaster [Member]
Revenues	1,147,000	947,000
Europe [Member] | Buffalo [Member]
Revenues	0	0
Europe [Member] | North Carolina [Member]
Revenues	325,000	51,000
Asia [Member]
Revenues	1,258,000	1,616,000
Asia [Member] | Lancaster [Member]
Revenues	1,233,000	1,306,000
Asia [Member] | Buffalo [Member]
Revenues	0	0
Asia [Member] | North Carolina [Member]
Revenues	25,000	310,000
Lancaster [Member]
Revenues	4,927,000	4,365,000
Buffalo [Member]
Revenues	2,387,000	2,065,000
North Carolina [Member]
Revenues	$ 2,087,000	$ 1,106,000