CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2022	Apr. 30, 2021
Cash flows from operating activities:
Net income	$ 1,129	$ 5,002
Adjustments to reconcile net income to net cash provided by operating activities
Provision for (recovery of) doubtful accounts	(30)	173
Deferred income taxes	(424)	(43)
Depreciation and amortization	425	499
Stock based and restricted stock compensation	407	336
Loss on disposal of property and equipment	27	17
Non-cash operating lease expense	0	117
Equity in loss of equity investment	27	0
(Increase) decrease in operating assets
Accounts receivable	725	2,328
Inventories	(2,222)	(323)
Prepaid VAT and other taxes	23	(959)
Other assets	(670)	(634)
Increase (decrease) in operating liabilities
Accounts payable	2,316	(128)
Accrued expenses and other liabilities	143	880
Operating lease liabilities	35	(214)
Net cash provided by operating activities	1,911	8,319
Cash flows from investing activities:
Purchases of property and equipment	465	135
Investments	1,891	0
Net cash (used in) investing activities:	(2,356)	(135)
Cash flows from financing activities:
Purchase of treasury stock under stock repurchase program	(406)	0
Shares returned to pay employee taxes under restricted stock program	678	461
Net cash (used in) financing activities	(1,084)	(461)
Effect of exchange rate changes on cash and cash equivalents	(336)	3
Net increase (decrease) in cash and cash equivalents	(1,865)	7,726
Cash and cash equivalents at beginning of period	52,719	52,596
Cash and cash equivalents at end of period	50,854	60,322
Supplemental disclosure of cash flow information:
Cash paid for interest	9	1
Cash paid for taxes	1,098	1,152
Noncash investing and financing activities
Leased assets obtained in exchange for operating lease liabilities	$ 0	$ 268