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INCOME TAXES (Details) - Schedule of Deferred Tax Assets and Liabilities - USD ($) | Jan. 31, 2018 | Jan. 31, 2017 | Jan. 31, 2016 | Jan. 31, 2015
--- | --- | --- | --- | ---
Assets: |  |  |  |
Section 45 credit carryforward | $ 3,897,000 |  |  |
Accrued liabilities | 687,000 | $ 539,000 |  |
State net operating loss carryforward | 241,000 | 412,000 |  |
Other items | 576,000 | 513,000 |  |
Valuation allowance | (241,000) | (417,000) | $ (1,151,000) | $ (1,752,000)
Total | 5,160,000 | 1,047,000 |  |
Liabilities: |  |  |  |
Basis in pass through entities, including depreciation | (26,717,000) | (41,080,000) |  |
Other | (149,000) | (278,000) |  |
Total | (26,866,000) | (41,358,000) |  |
Net deferred tax liability | $ (21,706,000) | $ (40,311,000) |  |

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