Note 13 - Quarterly Results of Operations (Unaudited) (Tables)

12 Months Ended

Sep. 30, 2015

Notes Tables

Schedule of Quarterly Financial Information [Table Text Block]

	First Quarter		Second Quarter			Third Quarter		Fourth Quarter
Fiscal year ended 2015
Sales	$	10,837,158	$	11,366,539		$	11,902,391	$	9,627,532
Gross profit	$	3,831,803	$	4,243,512		$	4,144,607	$	3,078,967
Income from continuing operations	$	415,923	$	234,255		$	637,134	$	210,588
Basic earnings from continuing operations per common share	$	0.04	$	0.02		$	0.06	$	0.02
Diluted earnings from continuing operations per common share	$	0.04	$	0.02		$	0.06	$	0.02
Fiscal year ended 2014
Sales	$	6,119,733	$	8,313,815		$	9,323,158	$	12,131,986
Gross profit	$	1,863,227	$	2,231,167		$	3,220,055	$	4,291,007
Income (loss) from continuing operations	$	139,369	$	(243,264	)	$	143,726	$	619,358
Basic earnings (loss) from continuing operations per common share	$	0.01	$	(0.02	)	$	0.01	$	0.06
Diluted earnings (loss) from continuing operations per common share	$	0.01	$	(0.02	)	$	0.01	$	0.06
Fiscal year ended 2013
Sales	$	7,899,497	$	6,764,102		$	6,372,108	$	7,641,644
Gross profit	$	2,618,724	$	1,866,352		$	1,851,855	$	2,372,386
Income from continuing operations	$	660,291	$	292,994		$	269,984	$	548,654
Basic earnings from continuing operations per common share	$	0.07	$	0.03		$	0.03	$	0.05
Diluted earnings from continuing operations per common share	$	0.07	$	0.03		$	0.03	$	0.05