CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	May 31, 2014	May 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,693	$ 1,685
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	2,187	2,067
Stock-based compensation expense	820	631
Amortization of note discount and debt issue costs	193	88
Deferred tax assets, net	1,669	992
Changes in operating assets and liabilities:
Accounts receivable	2,060	(921)
Inventories	(32)	1,152
Prepaid expenses and other assets	(782)	(127)
Accounts payable	(194)	3,410
Accrued liabilities	(1,449)	(3,409)
Deferred revenue	167	216
NET CASH PROVIDED BY OPERATING ACTIVITIES	7,332	5,784
CASH FLOWS FROM INVESTING ACTIVITIES:
Redemption of marketable securities	1,077
Purchases of marketable securities	(4,181)
Capital expenditures	(1,410)	(404)
Acquisition net of cash acquired		(46,837)
NET CASH USED IN INVESTING ACTIVITIES	(4,514)	(47,241)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from bank term loan		5,000
Repayments of bank term loan		(1,967)
Payment of acquisition-related note and contingent consideration	(417)	(257)
Taxes paid related to net share settlement of vested equity awards	(84)	(258)
Proceeds from exercise of stock options and warrants	502	333
NET CASH PROVIDED BY FINANCING ACTIVITIES	1	2,851
Net change in cash and cash equivalents	2,819	(38,606)
Cash and cash equivalents at beginning of period	19,233	63,101
Cash and cash equivalents at end of period	$ 22,052	$ 24,495