CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Apr. 30, 2015	Apr. 30, 2014
Net sales and revenue	$ 105,197us-gaap_SalesRevenueNet	$ 155,924us-gaap_SalesRevenueNet
Cost of sales	96,070us-gaap_CostOfGoodsAndServicesSold	119,289us-gaap_CostOfGoodsAndServicesSold
Gross profit	9,127us-gaap_GrossProfit	36,635us-gaap_GrossProfit
Selling, general and administrative expenses	(4,453)	(6,171)
Equity in income of unconsolidated affiliates	1,480	8,297
Gain on disposal of property and equipment, net	483
Interest and other income	218us-gaap_InterestAndOtherIncome	48us-gaap_InterestAndOtherIncome
Interest expense		(692)us-gaap_InterestExpense
Income from continuing operations before income taxes	6,855	38,117
Provision for income taxes	(2,416)us-gaap_IncomeTaxExpenseBenefit	(13,920)us-gaap_IncomeTaxExpenseBenefit
Income from continuing operations	4,439	24,197
Income from discontinued operations, net of tax		3
Net income	4,439us-gaap_ProfitLoss	24,200us-gaap_ProfitLoss
Net income attributable to noncontrolling interests	(512)	(2,458)
Net income attributable to REX common shareholders	3,927	21,742
Weighted average shares outstanding – basic (in Shares)	7,900	8,117
Basic income per share from continuing operations attributable to REX common shareholders (in Dollars per share)	$ 0.50	$ 2.68
Basic net income per share attributable to REX common shareholders (in Dollars per share)	$ 0.50us-gaap_EarningsPerShareBasic	$ 2.68us-gaap_EarningsPerShareBasic
Weighted average shares outstanding – diluted (in Shares)	7,900	8,149
Diluted income per share from continuing operations attributable to REX common shareholders (in Dollars per share)	$ 0.50	$ 2.67
Diluted net income per share attributable to REX common shareholders (in Dollars per share)	$ 0.50us-gaap_EarningsPerShareDiluted	$ 2.67us-gaap_EarningsPerShareDiluted
Amounts attributable to REX common shareholders:
Income from continuing operations, net of tax	3,927	21,739
Income from discontinued operations, net of tax		3
Net income	$ 3,927us-gaap_NetIncomeLoss	$ 21,742us-gaap_NetIncomeLoss

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The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.