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Consolidated Condensed Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Cash flows from operating activities:    
Net income including noncontrolling interests $ 6,986 $ 8,398
Net income from discontinued operations, net of tax   435
Net income from continuing operations 6,986 7,963
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation 4,459 4,551
Amortization of operating lease right-of-use assets 1,430 1,389
Income from equity method investments (1,951) (570)
Interest income from investments (148) (15)
Deferred income tax 1,161 2,303
Stock based compensation expense 218 291
Loss (gain) on sale of property and equipment – net 5 (3)
Changes in assets and liabilities:    
Accounts receivable 381 (7,844)
Inventories (14,163) 11,206
Refundable income taxes 581 (88)
Other assets (3,529) (2,169)
Accounts payable, trade (13,233) (654)
Other liabilities 124 (1,264)
Net cash (used in) provided by operating activities from continuing operations (17,679) 15,096
Net cash used in operating activities from discontinued operations   (1,533)
Net cash (used in) provided by operating activities (17,679) 13,563
Cash flows from investing activities:    
Capital expenditures (1,462) (1,267)
Purchase of short-term investments (161,599) (25,930)
Sale of short-term investments 20,278 26,275
Other   30
Net cash used in investing activities (142,783) (892)
Cash flows from financing activities:    
Payments to noncontrolling interests holders (1) (75)
Net cash used in financing activities from continuing operations (1) (75)
Net cash provided by financing activities from discontinued operations   68
Net cash used in financing activities (1) (7)
Net (decrease) increase in cash, cash equivalents and restricted cash (160,463) 12,664
Cash, cash equivalents and restricted cash, beginning of period 232,068 146,158
Cash, cash equivalents and restricted cash, end of period 71,605 158,822
Non cash investing activities – Accrued capital expenditures 205 280
Non cash financing activities – Stock awards accrued 174 348
Right-of-use assets acquired and liabilities incurred upon lease execution 3,460  
Cash and cash equivalents 66,685 157,105
Restricted cash 4,920 1,717
Total cash, cash equivalents and restricted cash $ 71,605 $ 158,822