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Schedule II - VALUATION AND QUALIFYING ACCOUNTS (Details) - VALUATION AND QUALIFYING ACCOUNTS - USD ($) | 12 Months Ended
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Jan. 31, 2019 | Jan. 31, 2018
2020: |  |
Balance | $ 241,000 | $ 417,000
Deductions Charges for Which Reserves Were Created | 9,000 | 176,000
Balance | $ 232,000 | $ 241,000

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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