16. OPERATING SEGMENT INFORMATION (Details - Revenues) - USD ($)		12 Months Ended
		Sep. 30, 2019	Sep. 30, 2018
Revenues		$ 37,409,030	$ 34,499,503
EMEA Region [Member]
Revenues		7,879,000	9,320,000
EMEA Region [Member] | Germany [Member]
Revenues		3,875,000	3,987,000
EMEA Region [Member] | Poland [Member]
Revenues		3,355,000	4,071,000
EMEA Region [Member] | Switzerland [Member]
Revenues		297,000	407,000
EMEA Region [Member] | Austria [Member]
Revenues		186,000	302,000
EMEA Region [Member] | Other [Member]
Revenues		166,000	553,000
Americas [Member]
Revenues		21,734,000	17,315,000
Americas [Member] | United States [Member]
Revenues	[1]	21,730,000	17,307,000
Americas [Member] | Other [Member]
Revenues		4,000	8,000
APAC Region [Member]
Revenues		7,796,000	7,865,000
APAC Region [Member] | Hong Kong [Member]
Revenues		6,017,000	6,485,000
APAC Region [Member] | Malaysia [Member]
Revenues		153,000	480,000
APAC Region [Member] | China [Member]
Revenues		318,000	248,000
APAC Region [Member] | Singapore [Member]
Revenues		564,000	338,000
APAC Region [Member] | Taiwan [Member]
Revenues		164,000	195,000
APAC Region [Member] | Other [Member]
Revenues		$ 580,000	$ 119,000

[1] Includes $15.421 million of revenue attributed to IPS whose customers reside in the United States