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Consolidated Statements Of Operations (USD $)
In Millions, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 26, 2011
Jun. 27, 2010
Jun. 26, 2011
Jun. 27, 2010
Consolidated Statements Of Operations        
Total revenue $ 433.2 $ 409.6 $ 846.2 $ 787.6
Cost of sales 272.5 266.3 533.5 522.7
Gross margin 160.7 143.3 312.7 264.9
Gross margin % 37.10% 35.00% 37.00% 33.60%
Operating expenses:        
Research and development 39.9 29.1 76.8 57.5
Selling, general and administrative 58.3 56.0 113.4 108.3
Amortization of acquisition-related intangibles 4.7 5.6 10.3 11.2
Restructuring and impairments 2.9   5.4 2.4
Total operating expenses 105.8 90.7 205.9 179.4
Operating income 54.9 52.6 106.8 85.5
Other expense, net 3.3 2.6 4.4 5.0
Income before income taxes 51.6 50.0 102.4 80.5
Provision for income taxes 6.7 6.2 14.0 14.1
Net income $ 44.9 $ 43.8 $ 88.4 $ 66.4
Net income per common share:        
Basic $ 0.35 $ 0.35 $ 0.70 $ 0.53
Diluted $ 0.34 $ 0.34 $ 0.67 $ 0.52
Weighted average common shares:        
Basic 127.9 125.2 127.0 125.0
Diluted 131.7 128.1 131.3 128.3