CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	6 Months Ended
	Jul. 31, 2012	Jul. 31, 2011
Cash flows from operating activities:
Net income (loss)	$ (8,477,637)	$ 1,747,189
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities
Arbitration award in Brazil	7,873,847	0
Provision for inventory obsolescence	222,000	(109,000)
Provision for doubtful accounts	1,000	102,800
Deferred income taxes	(927,766)	84,348
Depreciation and amortization	746,556	824,525
Stock based and restricted stock compensation	176,878	367,882
(Increase) decrease in operating assets
Accounts receivable	(2,419,650)	(2,016,917)
Inventories	665,891	(3,882,318)
Prepaid income taxes and other current assets	(505,120)	338,352
Other assets	(1,899)	(112,379)
Assets of discontinued operations	76,065	0
Increase (decrease) in operating liabilities
Accounts payable	4,613,763	(457,279)
Accrued expenses and other liabilities	900,099	(957,705)
Liabilities of discontinued operations	(32,300)	0
Net cash provided by (used in) operating activities	2,055,359	(4,070,502)
Cash flows from investing activities
Purchases of property and equipment	(1,074,199)	(1,126,926)
Net cash used in investing activities	(1,074,199)	(1,126,926)
Cash flows from financing activities
Net borrowings under credit agreement, net of reclassification to term loans	146,075	4,595,317
Proceeds from term loans	0	1,500,000
Canada loan repayments	(150,100)	(51,650)
Purchases of stock under stock repurchase program	0	(339,371)
Other liabilities	(15,067)	7,769
Shares returned in lieu of taxes under restricted stock program-cash paid	(129,844)	(50,429)
VAT taxes payable	9,873	4,634
Net cash provided by (used in) financing activities	(139,063)	5,666,270
Effect of exchange rate changes on cash	(90,772)	117,178
Net increase in cash and cash equivalents	751,325	586,020
Cash and cash equivalents at beginning of period	5,711,038	6,074,505
Cash and cash equivalents at end of period	$ 6,462,363	$ 6,660,525