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QUARTERLY UNAUDITED INFORMATION | 12 Months Ended
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Jan. 31, 2012
Quarterly Financial Information [Text Block] |
20. | QUARTERLY UNAUDITED INFORMATION
| The following tables set forth the Company’s net sales and revenue, gross profit, net income (loss) and net income (loss) per share (basic and diluted) for each quarter during the last two fiscal years. In the opinion of management, all adjustments (consisting of normal recurring accruals) considered necessary for a fair presentation have been included.
|  |  | Quarters Ended (In Thousands, Except Per Share Amounts) |
|  |  | April 30, 2011 |  | July 31, 2011 |  | October 31, 2011 |  | January 31, 2012 |
| Net sales and revenue (a) |  | $ | 81,163 |  | $ | 73,796 |  | $ | 84,524 |  | $ | 170,469 |
| Gross profit (loss) (a) |  |  | 4,699 |  |  | (263 | ) |  | 8,989 |  |  | 20,411 |
| Net income |  |  | 5,556 |  |  | 2,033 |  |  | 8,327 |  |  | 17,782 |
| Net income attributable to REX common shareholders |  |  | 4,652 |  |  | 2,347 |  |  | 6,482 |  |  | 14,789 |
| Basic net income per share attributable to REX common shareholders (b) |  | $ | 0.49 |  | $ | 0.25 |  | $ | 0.70 |  | $ | 1.77 |
| Diluted net income per share attributable to REX common shareholders (b) |  | $ | 0.49 |  | $ | 0.25 |  | $ | 0.70 |  | $ | 1.76 |
|  |  | Quarters Ended (In Thousands, Except Per Share Amounts) |
|  |  | April 30, 2010 |  | July 31, 2010 |  | October 31, 2010 |  | January 31, 2011 |
| Net sales and revenue (a) |  | $ | 71,589 |  | $ | 65,393 |  | $ | 70,613 |  | $ | 93,812 |
| Gross profit (a) |  |  | 8,654 |  |  | 5,563 |  |  | 7,335 |  |  | 9,078 |
| Net income (loss) |  |  | 5,605 |  |  | 1,094 |  |  | 5,101 |  |  | (3,058 | )
| Net (loss) income attributable to REX common shareholders |  |  | 4,188 |  |  | 1,234 |  |  | 4,250 |  |  | (4,603 | )
| Basic net (loss) income per share attributable to REX common shareholders (b) |  | $ | 0.43 |  | $ | 0.13 |  | $ | 0.45 |  | $ | (0.49 | )
| Diluted net (loss) income per share attributable to REX common shareholders (b) |  | $ | 0.42 |  | $ | 0.12 |  | $ | 0.44 |  | $ | (0.49 | )
| a) | Amounts differ from those previously reported as a result of retail operations and certain real estate assets sold being reclassified as discontinued operations and other reclassifications.
| b) | The total of the quarterly net income (loss) per share amounts do not equal the annual net loss or income per share amount due to the impact of varying amounts of shares and options outstanding during the year. In addition, basic net loss per share equals diluted net loss per share in periods a net loss is reported.
| c) | The quarter ended January 31, 2012 includes the results of NuGen in the consolidated information. Effective November 1, 2011, the Company ceased using the equity method to account for NuGen’s and began consolidating NuGen’s results.

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- Definition The entire disclosure for the quarterly financial data in the annual financial statements. The disclosure may include a tabular presentation of financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income or loss before extraordinary items and earnings per share data. It also includes an indication if the information in the note is unaudited, comments on the aggregate effect of year-end adjustments, and an explanation of matters or transactions that affect comparability or are pertinent to an understanding of the information furnished. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section G -Subsection 1 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=6372559&loc=d3e765-108305 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 28 -Paragraph 30 -Subparagraph a-j -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6372559&loc=d3e725-108305 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Principles Board Opinion (APB) -Number 28 -Paragraph 23, 24 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 302 -Paragraph a + Details
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