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Other Accrued Expenses (Details) - USD ($) | Oct. 31, 2020 | Jan. 31, 2020
--- | --- | ---
Other Accrued Expenses (Tables) |  |
Other employee related costs, including employee benefits | $ 0 | $ 199,000
Freight expenses and material purchases | 1,148,000 | 673,000
Professional fees | 34,000 | 279,000
Sales comissions | 0 | 234,000
Other vendors accruals | 1,577,000 | 718,000
Income tax accrual | 1,926,000 | 342,000
Other accrued expenses | $ 4,685,000 | $ 2,445,000

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