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Note 17 - Income Taxes - Income Tax Expense (Recovery) Incurred by Jurisdictions (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2017 | Jan. 31, 2016 | Jan. 31, 2015
Current | $ 4,022 | $ 1,443 | $ 2,784
Deferred tax expense | 3,640 | 5,765 | 3,978
| 7,662 | 7,208 | 6,762
CANADA |  |  |
Current | 447 | 94 | 568
Deferred tax expense | 4,251 | 3,493 | 3,741
UNITED STATES |  |  |
Current | 873 | 70 | 1,060
Deferred tax expense | 1,272 | 800 | 2,144
Other Countries [Member] |  |  |
Current | 2,702 | 1,279 | 1,156
Deferred tax expense | $ (1,883) | $ 1,472 | $ (1,907)

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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32639-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Tax Expense (or Benefit) -URI http://asc.fasb.org/extlink&oid=6509736 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.7) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 + Details
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