CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Nov. 30, 2011	Nov. 30, 2010
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 3,576	$ (3,586)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	1,899	1,860
Stock-based compensation expense	1,737	1,559
Non-cash interest expense	733	402
Write-off of currency translation account of foreign subsidiary	801	0
Deferred tax assets, net	0	807
Other	1	9
Changes in operating assets and liabilities:
Accounts receivable	1,059	3,471
Inventories	(2,519)	848
Prepaid expenses and other assets	1,498	(492)
Accounts payable	(2,022)	(3,929)
Accrued liabilities	1,020	(453)
Deferred revenue	(284)	310
NET CASH PROVIDED BY OPERATING ACTIVITIES	7,499	806
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(682)	(884)
Collections on note receivable	431	348
NET CASH USED IN INVESTING ACTIVITIES	(251)	(536)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds (repayments) of bank line of credit	(4,013)	1,398
Proceeds from bank term loan	3,000	0
Repayment of subordinated notes payable	(5,000)	0
Payment of debt issue costs	(65)	0
Taxes paid related to net share settlement of vested equity awards	(1,032)	(403)
Proceeds from exercise of stock options	14	0
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES	(7,096)	995
Net change in cash and cash equivalents	152	1,265
Cash and cash equivalents at beginning of period	4,241	2,986
Cash and cash equivalents at end of period	$ 4,393	$ 4,251