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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
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Jan. 31, 2018 | Jan. 31, 2017 | Jan. 31, 2016
Net sales and revenue | $ 452,586 | $ 453,799 | $ 436,488
Cost of sales | 408,425 | 382,760 | 385,654
Gross profit | 44,161 | 71,039 | 50,834
Selling, general and administrative expenses | (24,060) | (21,388) | (19,813)
Equity in income of unconsolidated affiliates | 3,232 | 6,144 | 8,984
(Loss) gain on sale of investment | (13) | 192 | 10,385
Interest and other income | 2,265 | 596 | 625
(Loss) gain on disposal of real estate and property and equipment, net | (192) | 328 | 503
Income before income taxes | 25,393 | 56,911 | 51,518
Benefit (provision) for income taxes | 19,519 | (17,393) | (14,108)
Net income | 44,912 | 39,518 | 37,410
Net income attributable to noncontrolling interests | (5,206) | (7,185) | (5,974)
Net income attributable to REX common shareholders | $ 39,706 | $ 32,333 | $ 31,436
Weighted average shares outstanding – basic (in Shares) | 6,596 | 6,587 | 7,297
Basic net income per share attributable to REX common shareholders (in Dollars per share) | $ 6.02 | $ 4.91 | $ 4.31
Weighted average shares outstanding – diluted (in Shares) | 6,596 | 6,587 | 7,307
Diluted net income per share attributable to REX common shareholders (in Dollars per share) | $ 6.02 | $ 4.91 | $ 4.30

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