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v3.22.2.2

Note 6 - Balance Sheet - Continuing Operations (Tables) | 9 Months Ended
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Oct. 31, 2022
Notes Tables |
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] |
|  | As of October 31, 2022 |  |  | As of January 31, 2022 |
|  | (in thousands) |
|  | Current |  |  | Long-term |  |  | Total |  |  | Current |  |  | Long-term |  |  | Total |
Accounts receivable |  | $ | 4,400 |  |  | $ | — |  |  | $ | 4,400 |  |  | $ | 8,610 |  |  | $ | 650 |  |  | $ | 9,260 |
Less allowance for doubtful accounts |  |  | (504 | ) |  |  | — |  |  |  | (504 | ) |  |  | (484 | ) |  |  | — |  |  |  | (484 | )
Accounts receivable net of allowance for doubtful accounts |  | $ | 3,896 |  |  | $ | — |  |  | $ | 3,896 |  |  | $ | 8,126 |  |  | $ | 650 |  |  | $ | 8,776 |
Schedule of Inventory, Current [Table Text Block] |
|  | October 31, 2022 |  |  | January 31, 2022 |
|  | (in thousands) |
Inventories: |  |  |  |  |  |  |  |
Raw materials |  | $ | 9,810 |  |  | $ | 8,511 |
Finished goods |  |  | 4,510 |  |  |  | 3,806 |
Work in progress |  |  | 4,437 |  |  |  | 3,567 |
Cost of inventories |  |  | 18,757 |  |  |  | 15,884 |
Less allowance for obsolescence |  |  | (1,920 | ) |  |  | (1,878 | )
Total inventories, net |  | $ | 16,837 |  |  | $ | 14,006 |
Property, Plant and Equipment [Table Text Block] |
|  | October 31, 2022 |  |  | January 31, 2022 |
|  | (in thousands) |
Property and equipment: |  |  |  |  |  |  |  |
Furniture and fixtures |  | $ | 10,038 |  |  | $ | 9,865 |
Autos and trucks |  |  | 359 |  |  |  | 495 |
Marine seismic service equipment |  |  | — |  |  |  | 3,880 |
Land and buildings |  |  | 4,845 |  |  |  | 4,555 |
Cost of property and equipment |  |  | 15,242 |  |  |  | 18,795 |
Accumulated depreciation and amortization |  |  | (11,139 | ) |  |  | (14,523 | )
Total property and equipment, net |  | $ | 4,103 |  |  | $ | 4,272 |

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