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SEGMENT REPORTING (Details) - Schedule of Segment Reporting Information Assets (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Jan. 31, 2014 | Jan. 31, 2013 | Jan. 31, 2012
SEGMENT REPORTING (Details) - Schedule of Segment Reporting Information Assets [Line Items] |  |  |
Assets | $ 427,868 | $ 405,330 | $ 438,049
Additions to other long lived assets | 1,030 | 645 | 2,624
Long term debt | 75,726 | 106,929 | 123,749
Alternative Energy Segment [Member] |  |  |
SEGMENT REPORTING (Details) - Schedule of Segment Reporting Information Assets [Line Items] |  |  |
Assets | 356,589 | 337,857 | 367,029
Additions to other long lived assets | 1,030 | 645 | 2,624
Long term debt | 75,726 | 106,309 | 122,678
Real Estate Segment [Member] |  |  |
SEGMENT REPORTING (Details) - Schedule of Segment Reporting Information Assets [Line Items] |  |  |
Assets | 4,722 | 13,326 | 17,458
Corporate and Other Segment [Member] |  |  |
SEGMENT REPORTING (Details) - Schedule of Segment Reporting Information Assets [Line Items] |  |  |
Assets | 66,557 | 54,147 | 53,562
Long term debt |  | $ 620 | $ 1,071

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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 + Details
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- Definition Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 6 -Section H + Details
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