Income Taxes (Provision for Income Taxes) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Sep. 29, 2013	Sep. 30, 2012	Oct. 02, 2011
Income Tax Disclosure [Abstract]
Federal, Total	$ 616.6	$ 466.0	$ 344.7
Federal, Related to litigation charge	0
Federal, Other	616.6
State, Total	93.8	79.9	61.2
State, Related to litigation charge	0
State, Other	93.8
Foreign, Total	95.9	76.8	37.3
Foreign, Related to litigation charge	0
Foreign, Other	95.9
Total current taxes	806.3	622.7	443.2
Total current taxes, Related to litigation charge	0
Total current taxes, Other	806.3
Federal, Total	(898.8)	49.2	111.6
Federal, Related to litigation charge	(922.3)
Federal, Other	23.5
State, Total	(144.0)	(0.7)	8.3
State, Related to litigation charge	(148.7)
State, Other	4.7
Foreign	(2.2)	3.2	0
Foreign, Related to litigation charge	0
Foreign, Other	(2.2)
Total deferred taxes	(1,045.0)	51.7	119.9
Total deferred taxes, Related to litigation charge	(1,071.0)
Total deferred taxes, Other	26.0
Total provision for income taxes	(238.7)	674.4	563.1
Total provision for income taxes, Related to litigation charge	(1,071.0)
Total provision for income taxes, Other	$ 832.3