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Note 6 - Property and Equipment (Tables)

12 Months Ended

Sep. 30, 2017

Notes Tables

Property, Plant and Equipment [Table Text Block]

		September 30,
		2017				2016
Machinery and equipment		$	994,157			$	957,829
Office furniture and equipment			1,093,502				976,856
Leasehold improvements			76,138				71,738
Property and equipment, gross			2,163,797				2,006,423
Accumulated depreciation			(1,654,194	)			(1,533,079	)
Property and equipment, net		$	509,603			$	473,344

Depreciation Expense [Member]

Notes Tables

Property, Plant and Equipment [Table Text Block]

		Year Ended September 30,
		2017				2016
Depreciation expense		$	146,067			$	160,941

X

- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(13))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

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Namespace Prefix:
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Balance Type:
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