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Note 17 - Income Taxes - Income (Loss) Before Income Taxes Earned by Tax Jurisdictions (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
Income (loss) from continuing operations	$ 34,748	$ 31,500	$ 27,770
CANADA
Income (loss) from continuing operations	17,964	19,560	13,933
UNITED STATES
Income (loss) from continuing operations	6,203	2,670	4,773
Other Countries [Member]
Income (loss) from continuing operations	$ 10,581	$ 9,270	$ 9,064

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- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

+ References

Reference 1: 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)(1)(i))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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