CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 25, 2011	Sep. 30, 2012	Sep. 25, 2011
Total revenue	$ 358.8	$ 403.2	$ 1,072.5	$ 1,249.4
Cost of sales	238.7	258.4	729.8	791.9
Gross margin	120.1	144.8	342.7	457.5
Gross margin %	33.50%	35.90%	32.00%	36.60%
Operating expenses:
Research and development	37.8	37.8	119.0	114.6
Selling, general and administrative	48.0	54.4	157.8	167.8
Amortization of acquisition-related intangibles	4.5	4.7	13.7	15.0
Restructuring and impairments	3.4	4.1	6.3	9.5
Charge for litigation			1.3
Total operating expenses	93.7	101.0	298.1	306.9
Operating income	26.4	43.8	44.6	150.6
Other expense, net	1.2	1.4	4.2	5.8
Income before income taxes	25.2	42.4	40.4	144.8
Provision for income taxes	0.5	6.6	2.2	20.6
Net income	$ 24.7	$ 35.8	$ 38.2	$ 124.2
Net income per common share:
Basic	$ 0.19	$ 0.28	$ 0.30	$ 0.98
Diluted	$ 0.19	$ 0.28	$ 0.30	$ 0.95
Weighted average common shares:
Basic	126.8	126.9	126.7	127.0
Diluted	128.8	129.9	129.1	130.8