Condensed Consolidated Statements Of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Cash Flows From Operating Activities:
Net loss	$ (15,398)	$ (13,530)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	3,910	3,024
Provision for Bad Debt Expense	203
Adjustment to contingent consideration		(285)
Stock-based compensation expense	3,995	2,314
Long-lived assets impairment charge	2,928
Goodwill impairment charge	4,140
Changes in operating assets and liabilities, net of effects of business acquisition:
Accounts receivable	10,057	(1,418)
Inventories	2,148	(3,099)
Prepaid expenses and other assets	(1,751)	(59)
Accounts payable	(9,916)	481
Accrued compensation and other expenses	1,799	(3,468)
Deferred revenue	(466)	208
Restructuring accrual	(98)	(51)
Other long-term liabilities	(462)	(651)
Net cash provided by (used in) operating activities	1,089	(16,534)
Cash Flows From Investing Activities:
Acquisition, net of cash acquired		(625)
Purchases of property and equipment	(2,079)	(1,105)
Net cash used in investing activities	(2,079)	(1,730)
Cash Flows From Financing Activities:
Principal payment of note and loan payable	(205)	(970)
Payments on bank borrowings		(2,800)
Proceeds from bank borrowings		5,800
Shares withheld for tax purposes	(344)
Proceeds from sale of stock to employees	1,422	372
Net cash provided by financing activities	873	2,402
Effect of Exchange Rate Changes on Cash and Cash Equivalents	57	99
Net Increase (Decrease) in Cash and Cash Equivalents	(60)	(15,763)
Cash and Cash Equivalents, beginning of period	45,732	57,574
Cash and Cash Equivalents, end of period	45,672	41,811
Supplemental Disclosures of Non-Cash Investing and Financing Activities:
Common stock issued in connection with acquisition		8,132
Capital assets acquired but not paid	$ 793	$ 25