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Income Per Share from Continuing Operations Attributable to REX Common Shareholders | 9 Months Ended
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Oct. 31, 2014
Earnings Per Share [Abstract] |
Earnings Per Share [Text Block] | Note 11. Income Per Share from Continuing Operations Attributable to REX Common Shareholders The following table reconciles the computation of basic and diluted net income per share from continuing operations for the periods presented (in thousands, except per share amounts):
|  | Three Months Ended |  |  | Three Months Ended |
|  | October 31, 2014 |  |  | October 31, 2013 |
|  | Income |  |  | Shares |  |  | Per Share |  |  | Income |  |  | Shares |  |  | Per Share |
Basic income per share from continuing operations attributable to REX common shareholders |  | $ | 23,202 |  |  |  | 8,170 |  |  | $ | 2.84 |  |  | $ | 8,980 |  |  |  | 8,140 |  |  | $ | 1.10 |
Effect of stock options |  |  | — |  |  |  | — |  |  |  |  |  |  |  | — |  |  |  | 39 |  |  |  |  |
Diluted income per share from continuing operations attributable to REX common shareholders |  | $ | 23,202 |  |  |  | 8,170 |  |  | $ | 2.84 |  |  | $ | 8,980 |  |  |  | 8,179 |  |  | $ | 1.10 |
|  | Nine Months Ended |  |  | Nine Months Ended |
|  | October 31, 2014 |  |  | October 31, 2013 |
|  | Income |  |  | Shares |  |  | Per Share |  |  | Income |  |  | Shares |  |  | Per Share |
Basic income per share from continuing operations attributable to REX common shareholders |  | $ | 66,848 |  |  |  | 8,157 |  |  | $ | 8.19 |  |  | $ | 17,911 |  |  |  | 8,154 |  |  | $ | 2.19 |
Effect of stock options |  |  | — |  |  |  | 11 |  |  |  |  |  |  |  | — |  |  |  | 43 |  |  |  |  |
Diluted income per share from continuing operations attributable to REX common shareholders |  | $ | 66,848 |  |  |  | 8,168 |  |  | $ | 8.18 |  |  | $ | 17,911 |  |  |  | 8,197 |  |  | $ | 2.18 |
For the nine months ended October 31, 2014 and 2013, and for the three months ended October 31, 2013, all shares subject to outstanding options were dilutive.

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1278-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 55 -Paragraph 52 -URI http://asc.fasb.org/extlink&oid=32703322&loc=d3e4984-109258 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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