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Note 1 - Business Information (Tables) | 12 Months Ended
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Jan. 31, 2021
Notes Tables |
Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] |
(In thousands) |  | 2020 |  |  | 2019 |
Net sales |  |  |  |  |  |  |  |
United States |  | $ | 42,527 |  |  | $ | 56,702 |
Canada |  |  | 12,367 |  |  |  | 22,203 |
Middle East |  |  | 23,662 |  |  |  | 26,505 |
Europe |  |  | 118 |  |  |  | 17,462 |
India |  |  | 1,942 |  |  |  | 4,180 |
Other |  |  | 4,078 |  |  |  | 611 |
Total net sales |  | $ | 84,694 |  |  | $ | 127,663 |
Property, plant and equipment, net of accumulated depreciation |  |  |  |  |  |  |  |
United States |  | $ | 7,672 |  |  | $ | 9,063 |
Canada |  |  | 10,592 |  |  |  | 11,554 |
Middle East |  |  | 7,854 |  |  |  | 7,815 |
India |  |  | 779 |  |  |  | 197 |
Total property, plant and equipment, net of accumulated depreciation |  | $ | 26,897 |  |  | $ | 28,629 |

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- Definition Tabular disclosure of information concerning material long-lived assets (excluding financial instruments, customer relationships with financial institutions, mortgage and other servicing rights, deferred policy acquisition costs, and deferred taxes assets) located in identified geographic areas and/or the amount of revenue from external customers attributed to that country from which revenue is material. An entity may also provide subtotals of geographic information about groups of countries. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 41 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e9038-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227 + Details
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