CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Cash flows from operating activities:
Net loss	$ (69,617)	$ (23,478)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation and amortization	20,905	23,540
(Recovery from) provision for doubtful accounts	(101)	534
Non-cash provision for restructuring	4,950	258
Non-cash provision for allowances for divestiture	1,041	0
Loss on sales of assets	9,745	597
Gain on disposal of fixed assets	(257)	(10)
Compensation expense from stock grants and options	7,074	11,835
Non-cash interest expense	220	228
Foreign currency transaction losses	1,211	3,988
Changes in deferred tax assets and liabilities, excluding initial effects of acquisitions	823	(4)
Changes in operating assets and liabilities, excluding initial effects of acquisitions:
Accounts receivable	28,201	8,754
Inventories	16,995	(18,587)
Prepaid expenses and other current assets	(2,705)	631
Accounts payable	(6,247)	(12,026)
Accrued expenses, compensation and benefits and other liabilities	2,351	(25,830)
Income taxes payable	84	(146)
Deferred revenues	16,282	15,701
Net cash provided by (used in) operating activities	30,955	(14,015)
Cash flows from investing activities:
Purchases of property and equipment, net	(6,659)	(8,862)
Proceeds from Sales of Assets, Investing Activities	13,309	0
Increase in other long-term assets	191	(511)
Net cash used in investing activities	6,841	(9,373)
Cash flows from financing activities:
Proceeds from the issuance of common stock under employee stock plans, net	160	1,753
Proceeds from revolving credit facilities	14,000	21,000
Payments on revolving credit facilities	(14,000)	(8,000)
Net cash provided by financing activities	160	14,753
Effect of exchange rate changes on cash and cash equivalents	548	(495)
Net increase (decrease) in cash and cash equivalents	38,504	(9,130)
Cash and cash equivalents at beginning of period	32,855	42,782
Cash and cash equivalents at end of period	71,359	33,652
Cash paid for income taxes, net of refunds	$ 4,073	$ 2,922