CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2014	Oct. 31, 2013
Net sales	$ 43,819	$ 57,967	$ 156,713	$ 173,460
Cost of sales	37,098	41,080	123,458	130,423
Gross profit	6,721	16,887	33,255	43,037
Operating expenses
General and administrative expenses	5,291	7,550	19,421	20,760
Selling expenses	2,666	2,550	7,566	8,184
Total operating expenses	7,957	10,100	26,987	28,944
(Loss) income from operations	(1,236)	6,787	6,268	14,093
Income from joint venture	903	715	1,114	248
Interest expense, net	293	276	793	1,082
(Loss) income from continuing operations before income taxes	(626)	7,226	6,589	13,259
Income tax expense (benefit)	11	64	1,553	(99)
(Loss) income from continuing operations	(637)	7,162	5,036	13,358
Income (loss) from discontinued operations, net of tax	265	226	(217)	9,510
Net (loss) income	$ (372)	$ 7,388	$ 4,819	$ 22,868
Weighted average common shares outstanding
Basic	7,290	7,068	7,238	6,995
Diluted	7,290	7,163	7,337	7,041
(Loss) earnings per share from continuing operations
Basic	$ (0.09)	$ 1.01	$ 0.70	$ 1.91
Diluted	$ (0.09)	$ 1.00	$ 0.69	$ 1.90
Earnings (loss) per share from discontinued operations
Basic	$ 0.04	$ 0.03	$ (0.03)	$ 1.36
Diluted	$ 0.04	$ 0.03	$ (0.03)	$ 1.35
Earnings per share
Basic	$ (0.05)	$ 1.05	$ 0.67	$ 3.27
Diluted	$ (0.05)	$ 1.03	$ 0.66	$ 3.25