Consolidated Statements of Income (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 6 Months Ended
Dec. 28, 2014
Dec. 29, 2013
Dec. 28, 2014
Dec. 29, 2013
Income Statement [Abstract]        
Revenue, net $ 413,157 $ 415,086 $ 840,829 $ 806,092
Cost of revenue, net 276,378 259,308 568,230 499,557
Gross profit 136,779 155,778 272,599 306,535
Operating expenses:        
Research and development 46,989 44,436 93,714 86,179
Sales, general and administrative 72,375 67,943 142,067 132,221
Amortization or impairment of acquisition-related intangibles 6,495 7,256 12,994 14,543
Loss on disposal or impairment of long-lived assets 735 760 2,182 1,417
Total operating expenses 126,594 120,395 250,957 234,360
Operating income 10,185 35,383 21,642 72,175
Non-operating income, net 1,728 3,403 4,632 6,221
Income before income taxes 11,913 38,786 26,274 78,396
Income tax (benefit) expense (238) 3,105 2,993 12,218
Net income $ 12,151 $ 35,681 $ 23,281 $ 66,178
Earnings per share:        
Basic $ 0.11 $ 0.30 $ 0.20 $ 0.55
Diluted $ 0.10 $ 0.29 $ 0.20 $ 0.54
Weighted average shares used in per share calculation:        
Basic 115,264 120,932 117,435 120,248
Diluted 115,845 123,204 118,599 122,821