Goodwill and Other Intangible Assets - Additional Information (Detail) (USD $)	12 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 24, 2011
Acquired Finite-Lived Intangible Assets [Line Items]
Business acquisitions, net of cash acquired	$ 496,000,000	$ 350,000,000	$ 244,000,000
Business acquisitions allocated to goodwill	419,000,000	245,000,000
Business acquisitions allocated to intangible assets	179,000,000	113,000,000
Business acquisitions allocated to net liabilities assumed	102,000,000	8,000,000
Goodwill	1,577,000,000	1,135,000,000
Goodwill impairment charges	0	0	0
Amortization expense related to acquired intangible assets	$ 960,000,000	$ 605,000,000	$ 192,000,000
Weighted-average amortization period for acquired intangible assets	4 years 6 months
Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Amortized acquired intangible assets with definite lives useful period (in years)	3 years
Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Amortized acquired intangible assets with definite lives useful period (in years)	7 years