Goodwill and Intangible Assets-Intangibles (Details 2) (USD $)	12 Months Ended
	Dec. 29, 2013	Dec. 30, 2012
Intangible Assets
Accumulated Amortization	$ (231,612,000)	$ (227,125,000)
Intangible Asset Adjustment	(83,228,000)	(860,000)
Total Intangible Assets, gross	562,744,000	474,904,000
Total Intangible Assets, net	247,904,000	246,919,000
Acquired in-process research and development [Member]
Intangible Assets
Gross Carrying Amount, Indefinite-lived Intangible Asset	42,500,000	38,385,000
Adjustments of indefinite lived intangible assets	(36,200,000)	(860,000)
Net Carrying Amount, Indefinite-lived Intangible Assets	6,300,000	37,525,000
Developed product technology [Member]
Intangible Assets
Accumulated Amortization	(121,304,000)	(68,104,000)
Adjustments of finite lived intangible assets	(44,216,000)	0
Gross Carrying Amount, Finite-lived Intangible Asset	348,385,000	200,960,000
Intangible assets subject to amortization	182,865,000	132,856,000
Core Technology [Member]
Intangible Assets
Accumulated Amortization		(79,800,000)
Adjustments of finite lived intangible assets		0
Gross Carrying Amount, Finite-lived Intangible Asset		79,800,000
Intangible assets subject to amortization		0
Customer relationships [Member]
Intangible Assets
Accumulated Amortization	(14,426,000)	(10,043,000)
Adjustments of finite lived intangible assets	0	0
Gross Carrying Amount, Finite-lived Intangible Asset	20,650,000	13,050,000
Intangible assets subject to amortization	6,224,000	3,007,000
Trademarks [Member]
Intangible Assets
Accumulated Amortization	(3,634,000)	(1,870,000)
Adjustments of finite lived intangible assets	(2,812,000)	0
Gross Carrying Amount, Finite-lived Intangible Asset	14,200,000	5,700,000
Intangible assets subject to amortization	7,754,000	3,830,000
Covenants not to compete [Member]
Intangible Assets
Accumulated Amortization	(2,959,000)	(1,618,000)
Adjustments of finite lived intangible assets	0	0
Gross Carrying Amount, Finite-lived Intangible Asset	3,100,000	3,100,000
Intangible assets subject to amortization	141,000	1,482,000
Technology licenses and patents [Member]
Intangible Assets
Accumulated Amortization	(89,289,000)	(65,690,000)
Adjustments of finite lived intangible assets	0	0
Gross Carrying Amount, Finite-lived Intangible Asset	133,909,000	133,909,000
Intangible assets subject to amortization	44,620,000	68,219,000
Acquisition-related Intangible Assets [Member]
Intangible Assets
Accumulated Amortization	(142,323,000)	(161,435,000)
Adjustments of finite lived intangible assets	(47,028,000)	0
Gross Carrying Amount, Finite-lived Intangible Asset	386,335,000	302,610,000
Intangible assets subject to amortization	196,984,000	141,175,000
Intangible assets subject to amortization [Member]
Intangible Assets
Accumulated Amortization	(231,612,000)	(227,125,000)
Adjustments of finite lived intangible assets	(47,028,000)	0
Gross Carrying Amount, Finite-lived Intangible Asset	520,244,000	436,519,000
Intangible assets subject to amortization	$ 241,604,000	$ 209,394,000