CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Cash flows from operating activities:
Net income	$ 35,106,000	$ 3,281,000
Adjustments to reconcile net income to net cash provided by operating activities
Provision for (recovery of) doubtful accounts	203,000	63,000
Deferred income taxes	3,103,000	1,328,000
Depreciation and amortization	1,965,000	1,645,000
Stock based and restricted stock compensation	1,727,000	(403,000)
Loss on disposal of property and equipment	7,000	19,000
Non-cash operating lease expense	102,000	957,000
(Increase) decrease in operating assets:
Accounts receivable	(3,980,000)	(1,414,000)
Inventories	547,000	(2,156,000)
Prepaid VAT and other taxes	(115,000)	250,000
Other current assets	(1,698,000)	102,000
Increase (decrease) in operating liabilities:
Accounts payable	191,000	1,090,000
Accrued expenses and other liabilities	3,580,000	(220,000)
Operating lease liabilities	132,000	(952,000)
Net cash provided by operating activities	40,666,000	3,590,000
Cash flows from investing activities:
Purchases of property and equipment	(1,662,000)	(1,033,000)
Net cash used in investing activities	(1,662,000)	(1,033,000)
Cash flows from financing activities
Loan repayments, short-term	(1,161,000)	(158,000)
Purchase of Treasury Stock under stock repurchase program	0	(506,000)
Shares returned to pay employee taxes under restricted stock program	(116,000)	(24,000)
Net cash used in financing activities	(1,277,000)	(688,000)
Effect of exchange rate changes on cash and cash equivalents	263,000	(94,000)
Net increase in cash and cash equivalents	37,990,000	1,775,000
Cash and cash equivalents at beginning of year	14,606,000	12,831,000
Cash and cash equivalents at end of year	52,596,000	14,606,000
Cash paid for interest	23,000	116,000
Cash paid for taxes	3,561,000	1,700,000
Noncash investing and financing activities
Leased assets obtained in exchange for operating lease liabilities	$ 343,000	$ 3,180,000