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TAX RECOVERABLE AND JUDICIAL DEPOSITS IN BRAZIL AND PRIOR PERIOD ADJUSTMENTS (Details Textual) (USD $) | 12 Months Ended
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Jan. 31, 2014
Prior Period Reclassification Adjustment | $ 568,052 us-gaap_PriorPeriodReclassificationAdjustment
Subsidiaries [Member] |
Prior Period Reclassification Adjustment | $ 1,300,000 us-gaap_PriorPeriodReclassificationAdjustment / dei_LegalEntityAxis = us-gaap_SubsidiariesMember

X
- Definition The amount of a reclassification adjustment made to prior period financial statement amounts. + References No definition available. + Details
Name: | us-gaap_PriorPeriodReclassificationAdjustment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=us-gaap_SubsidiariesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |