Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

Intangible assets at March 31, 2018 and September 30, 2017 consist of the following:

	Useful	Gross		Accumulated
March 31, 2018	Life (years)	Amount		Amortization		Net
Acquired Customer Base	5 to 15	$	768,000	$	607,000	$	161,000
Know How	15		512,000		333,000		179,000
Trade Names	Indefinite		293,000		-		293,000
Patents	20		378,000		14,000		364,000
Biomedical Technologies	5		260,000		260,000		-
		$	2,211,000	$	1,214,000	$	997,000

	Useful	Gross		Accumulated
September 30, 2017	Life (years)	Amount		Amortization		Net
Acquired Customer Base	5 to 15	$	737,000	$	551,000	$	186,000
Know How	15		512,000		316,000		196,000
Trade Names	Indefinite		281,000		-		281,000
Patents	20		333,000		9,000		324,000
Biomedical Technologies	5		260,000		260,000		-
		$	2,123,000	$	1,136,000	$	987,000

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Estimated amortization expense for each of the next five fiscal years and thereafter is as follows:

	2018 (6 months)		2019		2020		2021		2022		Thereafter		Total
Acquired Customer Base	$	40,000	$	80,000	$	41,000	$	-	$	-	$	-	$	161,000
Know How		17,000		34,000		34,000		34,000		34,000		26,000		179,000
Patents		6,000		11,000		11,000		11,000		11,000		162,000		212,000
	$	63,000	$	125,000	$	86,000	$	45,000	$	45,000	$	188,000	$	552,000