CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2012	Feb. 28, 2011	Feb. 28, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 5,218	$ (3,283)	$ (10,851)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	2,447	2,543	2,522
Stock-based compensation expense	2,375	2,109	1,981
Amortization of debt issue costs and discount	747	536	0
Write-off of currency translation account of foreign subsidiary	801	0	0
Loss on sale of investment	0	0	1,008
Deferred tax assets, net	0	807	39
Other	19	(20)	104
Changes in operating assets and liabilities:
Accounts receivable	2,431	(294)	(2,780)
Inventories	(167)	718	4,626
Prepaid expenses and other assets	991	(510)	42
Accounts payable	(4,580)	(2,083)	10,764
Accrued liabilities	1,641	(722)	(5,991)
Deferred revenue	509	1,056	1,131
NET CASH PROVIDED BY OPERATING ACTIVITIES	12,432	857	2,595
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,076)	(1,245)	(1,066)
Collections on note receivable	566	428	325
Proceeds from sale of investment	0	0	992
Other	0	32	(36)
NET CASH PROVIDED (USED) BY INVESTING ACTIVITIES	(510)	(785)	215
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from borrowings on bank line of credit	(7,489)	1,588	7,551
Proceeds from bank term loan	3,000	0	0
Proceeds from issuance of subordinated debt and warrants	0	0	5,000
Debt repayments	(5,000)	0	(22,728)
Net proceeds from sale of common stock	0	0	3,967
Payment of debt issue costs	(65)	0	(544)
Taxes paid related to net share settlement of equity awards	(1,035)	(405)	(123)
Proceeds from exercise of stock options	27	0	1
NET CASH PROVIDED (USED) BY FINANCING ACTIVITIES	(10,562)	1,183	(6,876)
EFFECT OF EXCHANGE RATE CHANGES ON CASH	0	0	139
Net change in cash and cash equivalents	1,360	1,255	(3,927)
Cash and cash equivalents at beginning of year	4,241	2,986	6,913
Cash and cash equivalents at end of year	$ 5,601	$ 4,241	$ 2,986