Quarterly Data (Unaudited) (Tables)

12 Months Ended

Jan. 31, 2013

Quarterly Financial Data [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

Set forth below are the Company’s quarterly data (unaudited) for the years ended January 31, 2013 and 2012.

	Quarters Ended
	April 27		July 27			October 26		January 31
2013
Sales, net	$	7,361,000	$	7,472,000		$	7,267,000	$	8,921,000
Gross  profit	$	2,858,000	$	2,247,000		$	3,135,000	$	3,690,000
Operating income (loss)	$	720,000	$	(161,000	)	$	765,000	$	467,000
Net income (loss)	$	413,000	$	(138,000	)	$	454,000	$	1,793,000
Basic income (loss) per share	$	0.11	$	(0.04	)	$	0.12	$	0.47
Diluted income (loss) per share	$	0.10	$	(0.04	)	$	0.11	$	0.43

	April 29			July 29			October 28		January 31
2012
Sales, net	$	6,709,000		$	6,421,000		$	7,320,000	$	9,157,000
Gross  profit	$	1,706,000		$	1,417,000		$	2,011,000	$	3,361,000
Operating (loss) income	$	(382,000	)	$	(221,000	)	$	336,000	$	1,608,000
Net (loss) income	$	(317,000	)	$	(167,000	)	$	146,000	$	730,000
Basic (loss) income per share	$	(0.08	)	$	(0.04	)	$	0.04	$	0.19
Diluted (loss) income per share	$	(0.08	)	$	(0.04	)	$	0.04	$	0.18