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Note 3 - Acquisitions - Preliminary Purchase Price Allocation for Businesses Acquired (Details) (Parentheticals) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 31, 2021 | Jan. 31, 2020 | Jan. 31, 2019
Peoplevox [Member] |  |  |
Cash acquired | $ 1,634 |  |
Kontainers [Member] |  |  |
Cash acquired | 13 |  |
ShipTrack [Member] |  |  |
Cash acquired | $ 529 |  |
Visual Compliance [Member] |  |  |
Cash acquired |  | $ 170 |
Core Transport Technologies NZ Limited [Member] |  |  |
Cash acquired |  | 213 |
STEPcom [Member] |  |  |
Cash acquired |  | 2,700 |
BestTransport [Member] |  |  |
Cash acquired |  | $ 507 |
Aljex Software, Inc. [Member] |  |  |
Cash acquired |  |  | $ 193
Velocity Mail [Member] |  |  |
Cash acquired |  |  |
PinPoint [Member] |  |  |
Cash acquired |  |  | $ 769

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- 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3179-108585 + Details
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