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CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 31, 2017 | Oct. 31, 2016 | Oct. 31, 2017 | Oct. 31, 2016
Net sales | $ 27,498 | $ 25,302 | $ 77,851 | $ 71,230
Cost of sales | 24,178 | 21,605 | 69,688 | 62,561
Gross profit | 3,320 | 3,697 | 8,163 | 8,669
Operating expenses |  |  |  |
General and administrative expenses | 4,314 | 3,490 | 12,456 | 12,398
Selling expenses | 1,297 | 1,382 | 3,920 | 4,236
Total operating expenses | 5,611 | 4,872 | 16,376 | 16,634
Loss from operations | (2,291) | (1,175) | (8,213) | (7,965)
Loss on consolidation of joint venture | 0 | 0 | 0 | (1,620)
Interest expense, net | 193 | 112 | 507 | 435
Loss from continuing operations before income taxes | (2,484) | (1,287) | (8,720) | (10,020)
Income tax expense (benefit) | 808 | 2,411 | (241) | 1,077
Loss from continuing operations | (3,292) | (3,698) | (8,479) | (11,097)
(Loss) income from discontinued operations, net of tax | 0 | (203) | 0 | 906
Net loss | $ (3,292) | $ (3,901) | $ (8,479) | $ (10,191)
Weighted average common shares outstanding |  |  |  |
Basic and diluted | 7,714 | 7,541 | 7,668 | 7,457
Loss per share from continuing operations |  |  |  |
Basic and diluted | $ (0.43) | $ (0.49) | $ (1.11) | $ (1.49)
(Loss) earnings per share from discontinued operations |  |  |  |
Basic and diluted | 0.00 | (0.03) | 0.00 | 0.12
Loss per share |  |  |  |
Basic and diluted | $ (0.43) | $ (0.52) | $ (1.11) | $ (1.37)

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