CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2011
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 44,626	$ 5,218	$ (3,283)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	2,764	2,447	2,543
Stock-based compensation expense	2,910	2,375	2,109
Amortization of debt issue costs and discount	397	747	536
Write-off of currency translation account of foreign subsidiary		801
Deferred tax assets, net	(29,231)		807
Other	14	19	(20)
Changes in operating assets and liabilities:
Accounts receivable	(4,728)	2,431	(294)
Inventories	(3,459)	(167)	718
Prepaid expenses and other assets	(887)	991	(510)
Accounts payable	2,348	(4,580)	(2,083)
Accrued liabilities	1,738	1,641	(722)
Deferred revenue	105	509	1,056
NET CASH PROVIDED BY OPERATING ACTIVITIES	16,597	12,432	857
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,852)	(1,076)	(1,245)
Navman Wireless asset purchase	(1,000)
Collections on note receivable	462	566	428
Other	(8)		32
NET CASH USED IN INVESTING ACTIVITIES	(2,398)	(510)	(785)
CASH FLOWS FROM FINANCING ACTIVITIES:
Net proceeds from sale of common stock	44,784
Net proceeds (repayments) of bank line of credit		(7,489)	1,588
Net proceeds (repayments) of bank term loan	(1,200)	3,000
Repayment of notes payable	(535)	(5,000)
Payment of debt issue costs		(65)
Taxes paid related to net share settlement of equity awards	(2,560)	(1,035)	(405)
Proceeds from exercise of stock options and warrants	2,812	27
NET CASH PROVIDED (USED) BY FINANCING ACTIVITIES	43,301	(10,562)	1,183
Net change in cash and cash equivalents	57,500	1,360	1,255
Cash and cash equivalents at beginning of year	5,601	4,241	2,986
Cash and cash equivalents at end of year	$ 63,101	$ 5,601	$ 4,241