Note 6 - Property and Equipment (Tables)

12 Months Ended

Sep. 30, 2015

Depreciation Expense [Member]

Notes Tables

Property, Plant and Equipment [Table Text Block]

	Year Ended September 30,
	2015		2014
Depreciation expense	$	232,387	$	204,250

Property, Plant and Equipment [Table Text Block]

	September 30,
	2015			2014
Machinery and equipment	$	940,289		$	903,798
Office furniture and equipment		877,011			720,548
Leasehold improvements		67,913			61,863
Property and equipment, gross		1,885,213			1,686,209
Accumulated depreciation		(1,413,250	)		(1,326,125	)
Property and equipment, net	$	471,963		$	360,084