Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Net revenues	$ 1,803,053	$ 1,644,060	$ 1,217,345
Operating expenses
Cost of revenues	894,820	915,876	804,338
Research and development	255,653	237,812	213,599
Selling, general and administrative	280,410	264,296	221,334
Acquisition-related charges	5,408	1,600	16,349
Restructuring charges	20,064	5,253	6,681
Asset impairment charges		11,922	79,841
(Gain) loss on sale of assets	(35,310)	99,767	(164)
Total operating expenses	1,421,045	1,536,526	1,341,978
Income (loss) from operations	382,008	107,534	(124,633)
Interest and other (expense) income, net	(818)	8,818	(11,406)
Income (loss) before income taxes	381,190	116,352	(136,039)
(Provision for) benefit from income taxes	(66,200)	306,723	26,541
Net income (loss)	$ 314,990	$ 423,075	$ (109,498)
Basic net income (loss) per share:
Net income (loss) per share (in dollars per share)	$ 0.69	$ 0.92	$ (0.24)
Weighted-average shares used in basic net income (loss) per share calculations (in shares)	455,629	458,482	451,755
Diluted net income (loss) per share:
Net income (loss) per share (in dollars per share)	$ 0.68	$ 0.90	$ (0.24)
Weighted-average shares used in diluted net income (loss) per share calculations (in shares)	462,673	469,580	451,755