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INCOME TAXES - Schedule of Tax Effects of Temporary Differences that Gave Rise to Deferred Tax Assets (Details) - USD ($)
$ in Thousands
Jan. 31, 2025
Jan. 31, 2024
Assets:    
Net operating loss carryforwards $ 19,635 $ 19,772
Research and development costs deferral 2,785 1,622
Stock awards 1,546 2,726
Lease liabilities 1,437 1,383
Accrued expenses 1,152 1,955
Other 139 148
Total Assets 26,694 27,606
Liabilities:    
Purchased intangibles (3,882) (3,819)
Right-of-use assets (1,433) (1,378)
Property and equipment (1,336) (893)
Construction contracts (914) (839)
Other (385) (619)
Total Liabilities (7,950) (7,548)
Valuation allowances (18,192) (17,799)
Deferred tax assets, net 552 $ 2,259
Net operating losses $ 5,500