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Note 3 - Acquisitions - Preliminary Purchase Price Allocation for Businesses Acquired (Details) (Parentheticals) - USD ($)	12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
ShipRush [Member]
Cash acquired	$ 253,000
PCSTrac, Inc. [Member]
Cash acquired	0
MacroPoint LLC [Member]
Cash acquired	2,098,000
The 2018 Acquisitions [Member]
Cash acquired
Pixie Software GmbH [Member]
Cash acquired		$ 688,000
Appterra LLC [Member]
Cash acquired		66,000
4Solututions Information Technology [Member]
Cash acquired		281,000
Datamyne Inc [Member]
Cash acquired		$ 2,637,000
MK Data [Member]
Cash acquired			$ 345
BearWare [Member]
Cash acquired			243
Oz [Member]
Cash acquired			870
The2016 Acquisitions [Member]
Cash acquired

X

- Definition

The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585

+ Details

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- Details

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