The Company and Its Significant Accounting Policies Property, Plant and Equipment (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 29, 2013	Sep. 28, 2014 Buildings [Member] Maximum [Member]	Sep. 28, 2014 Building Improvements on Owned Land [Member] Maximum [Member]	Sep. 28, 2014 Leasehold Improvements on Owned Land [Member] Maximum [Member]	Sep. 28, 2014 Buildings on Leased Land [Member] Maximum [Member]	Sep. 28, 2014 Other property, plant and equipment [Member] Minimum [Member]	Sep. 28, 2014 Other property, plant and equipment [Member] Maximum [Member]
Property, Plant and Equipment on Owned Land [Line Items]
Property, Plant and Equipment, Useful Life		30 years 0 months 0 days	15 years 0 months 0 days	15 years 0 months 0 days	30 years 0 months 0 days	2 years 0 months 0 days	25 years 0 months 0 days
Interest Costs Capitalized	$ 65