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Concentration of Risk (Tables) | 3 Months Ended
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Apr. 30, 2023
Risks and Uncertainties [Abstract] |
Schedule Of Significant Customers Accounting For At Least 10% Of Net Sales | The following significant customers accounted for at least 10% of the Company's net sales in one or more of the periods indicated:
| Three Months Ended |  |
(percentage of net sales) | April 30, 2023 |  | May 1, 2022 |  |  |  |
CEAC International Limited | 6 | % |  | 13 | % |  |  |  |
Trend-tek Technology Ltd. (and affiliates) | 5 | % |  | 18 | % |  |  |  |
Frontek Technology Corporation (and affiliates) | 5 | % |  | 15 | % |  |  |  |

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