CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jul. 31, 2011	Jul. 31, 2010	Jul. 31, 2011	Jul. 31, 2010
Net sales	$ 63,990	$ 61,887	$ 117,391	$ 111,737
Cost of sales	53,206	48,144	98,365	87,242
Gross profit	10,784	13,743	19,026	24,495
Operating expenses
General and administrative expenses	6,615	7,529	13,007	15,064
Selling expenses	4,081	3,389	7,575	6,768
Total operating expenses	10,696	10,918	20,582	21,832
lncome (loss) from operations	88	2,825	(1,556)	2,663
Income (loss) from joint ventures	84	(24)	(99)	(121)
Interest expense, net	332	404	619	689
(Loss) income before income taxes	(160)	2,397	(2,274)	1,853
Income tax expense (benefit)	1,677	(485)	1,055	(545)
Net (loss) income	$ (1,837)	$ 2,882	$ (3,329)	$ 2,398
Basic	6,863	6,839	6,859	6,838
Diluted	6,863	6,860	6,859	6,863
Earnings per share
Basic and diluted	$ (0.27)	$ 0.42	$ (0.49)	$ 0.35