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Note 17 - Income Taxes - Income Tax Loss Carryforwards Expiration Dates (Details) $ in Thousands | Jan. 31, 2018 USD ($)
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Operating loss carryforwards | $ 71,343
Expire Next 12 Months [Member] |
Operating loss carryforwards | 1,615
Expire Year Two [Member] |
Operating loss carryforwards | 291
Expire Year Three [Member] |
Operating loss carryforwards | 12
Expire Year Four [Member] |
Operating loss carryforwards | 24
Expire Year Five [Member] |
Operating loss carryforwards | 1,697
Expire Thereafter [Member] |
Operating loss carryforwards | 67,704
United States [Member] |
Operating loss carryforwards | 7,760
United States [Member] | Expire Next 12 Months [Member] |
Operating loss carryforwards | 883
United States [Member] | Expire Year Two [Member] |
Operating loss carryforwards |
United States [Member] | Expire Year Three [Member] |
Operating loss carryforwards |
United States [Member] | Expire Year Four [Member] |
Operating loss carryforwards | 1
United States [Member] | Expire Year Five [Member] |
Operating loss carryforwards | 190
United States [Member] | Expire Thereafter [Member] |
Operating loss carryforwards | 6,686
EMEA [Member] |
Operating loss carryforwards | 56,164
EMEA [Member] | Expire Next 12 Months [Member] |
Operating loss carryforwards |
EMEA [Member] | Expire Year Two [Member] |
Operating loss carryforwards |
EMEA [Member] | Expire Year Three [Member] |
Operating loss carryforwards |
EMEA [Member] | Expire Year Four [Member] |
Operating loss carryforwards |
EMEA [Member] | Expire Year Five [Member] |
Operating loss carryforwards | 1,507
EMEA [Member] | Expire Thereafter [Member] |
Operating loss carryforwards | 54,657
Asia Pacific [Member] |
Operating loss carryforwards | 7,419
Asia Pacific [Member] | Expire Next 12 Months [Member] |
Operating loss carryforwards | 732
Asia Pacific [Member] | Expire Year Two [Member] |
Operating loss carryforwards | 291
Asia Pacific [Member] | Expire Year Three [Member] |
Operating loss carryforwards | 12
Asia Pacific [Member] | Expire Year Four [Member] |
Operating loss carryforwards | 23
Asia Pacific [Member] | Expire Year Five [Member] |
Operating loss carryforwards |
Asia Pacific [Member] | Expire Thereafter [Member] |
Operating loss carryforwards | $ 6,361

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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319 + Details
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