CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	3 Months Ended
	Apr. 30, 2012	Apr. 30, 2011
Cash flows from operating activities:
Net income (loss)	$ (10,121,466)	$ 1,163,391
Adjustments to reconcile net income (loss) to net cash used in operating activities
Arbitration award in Brazil	10,000,000	0
Provision for inventory obsolescence	135,000	(116,000)
Provision for doubtful accounts	5,000	9,600
Deferred income taxes	(462,191)	0
Depreciation and amortization	374,889	418,813
Stock based and restricted stock compensation	131,391	220,969
(Increase) decrease in operating assets
Accounts receivable	(3,967,092)	(1,894,713)
Inventories	2,382,174	(4,140,204)
Prepaid income taxes and other current assets	(647,500)	(129,927)
Other assets	(31,855)	645,518
Assets of discontinued operations	(5,079)	0
Increase (decrease) in operating liabilities
Accounts payable	1,833,037	1,090,083
Accrued expenses and other liabilities	727,890	(1,113,793)
Liabilities of discontinued operations	(21,440)	0
Net cash provided by (used in) operating activities	332,758	(3,846,263)
Cash flows from investing activities
Purchases of property and equipment	(364,185)	(578,508)
Net cash used in investing activities	(364,185)	(578,508)
Cash flows from financing activities
Net borrowings (payments) under credit agreement, net of reclassification to term loans	(1,715,504)	4,619,124
Repayments of term loans	(190,000)	0
Canada loan repayments	(125,012)	(25,012)
Proceeds of borrowings in Brazil	1,029,194	0
Purchases of stock under stock repurchase program	0	(339,371)
Other liabilities	(9,601)	6,570
Shares returned in lieu of taxes under restricted stock program-cash paid	0	12,365
Deferred taxes - long-term	(302)	1,899
Net cash provided by (used in) financing activities	(1,011,225)	4,275,575
Effect of exchange rate changes on cash	26,618	100,225
Net (decrease) increase in cash and cash equivalents	(1,016,034)	48,971
Cash and cash equivalents at beginning of year	5,711,038	6,074,505
Cash and cash equivalents at end of year	$ 4,695,004	$ 6,025,534