CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				12 Months Ended
	Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net revenues:
Products					$ 546,371	$ 559,907	$ 509,215
Services					131,565	118,615	119,755
Total net revenues	185,304		195,347		677,936	678,522	628,970
Cost of revenues:
Products					255,735	267,985	243,362
Services					62,482	56,490	59,754
Amortization of intangible assets	657		642		2,693	3,299	2,033
Restructuring costs					0	0	799
Total cost of revenues	84,358		89,575		320,910	327,774	305,948
Gross profit	100,289		105,130		357,026	350,748	323,022
Operating expenses:
Research and development	28,722		30,881		118,108	120,229	120,989
Marketing and selling	47,592		47,759		183,865	177,178	173,601
General and administrative	14,393	[1]	16,166	[1]	57,851	64,345	61,087
Amortization of intangible assets	2,063		2,186		8,528	9,743	10,511
Restructuring and other costs, net	8,530		14,918		8,858	20,450	26,873
Loss (gain) on sales of assets	0		(3,502)		597	(5,029)	(155)
Total operating expenses	101,300		108,408		377,807	386,916	392,906
Operating loss	(1,011)		(3,278)		(20,781)	(36,168)	(69,884)
Interest income					144	173	848
Interest expense					(2,053)	(864)	(906)
Other income (expense), net	(497)		(258)		(159)	301	(65)
Loss before income taxes	(1,508)		(3,536)		(22,849)	(36,558)	(70,007)
Provision for (benefit from) income taxes, net	(2,715)	[2]	(2,965)	[2]	942	396	(1,652)
Net loss	$ 1,207		$ (571)		$ (23,791)	$ (36,954)	$ (68,355)
Net loss per common share - basic and diluted (in dollars per share)					$ (0.62)	$ (0.98)	$ (1.83)
Weighted-average common shares outstanding - basic and diluted (in shares)	38,435		37,895		38,435	37,895	37,293

[1] General and administrative expenses for the quarter ended September 30, 2010 included costs of $5.6 million related to a legal settlement recorded in that period.

[2] See Note P, “Income Taxes.”