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Unaudited Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2021
Apr. 30, 2020
Operating activities    
Net loss $ (3,909) $ (4,698)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 1,151 1,393
Non-cash lease expense (90) 778
Provision for doubtful accounts 15 15
Deferred income taxes (1,279) (3,251)
Stock-based compensation 253 254
Amortization of net actuarial loss for pension plans 443 345
Changes in operating assets and liabilities:    
Trade accounts receivable (4,590) 4,183
Other receivables (13) 0
Inventories (4,605) (14,861)
Income taxes 120 (167)
Prepaid expenses and other current assets 124 (546)
Accounts payable and accrued liabilities 5,422 6,668
Net cash used in operating activities (6,958) (9,887)
Investing activities:    
Capital expenditures (233) (488)
Net cash used in investing activities (233) (488)
Financing activities:    
Borrowing from long-term debt 8,505 11,413
Repayment of long-term debt (1,160) (1,861)
Net cash provided by financing activities 7,345 9,552
Net increase (decrease) in cash 154 (823)
Cash at beginning of period 402 1,150
Cash at end of period $ 556 $ 327