Summary of Significant Accounting Policies - Schedule of Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2013	Sep. 29, 2012
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 5,388,889	$ 5,363,927
Accumulated Amortization	1,482,167	1,062,677
Developed Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	4,008,947	3,784,689
Accumulated Amortization	1,094,435	788,274
In-process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	24,000	227,000
Customer Relationships and Contracts [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	1,101,870	1,097,842
Accumulated Amortization	296,481	205,612
Trade Names [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	238,103	240,092
Accumulated Amortization	81,844	60,318
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	13,026	11,417
Accumulated Amortization	8,495	7,906
Business Licenses [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	2,647	2,577
Accumulated Amortization	616	344
Non-Competition Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	296	310
Accumulated Amortization	$ 296	$ 223