Debt and Credit Agreements (Credit Facilities and Receivable Securitization Facility) (Details) (USD $)	Dec. 30, 2011	Sep. 30, 2011
Revolving Credit Facility, Current [Member]
Line of Credit Facility [Line Item]
Line of credit facility, current borrowing capacity	$ 1,250,000,000
Revolving Credit Facility, New [Member]
Line of Credit Facility [Line Item]
Line of credit facility, current borrowing capacity	1,000,000,000
Receivable Securitization Facility [Member]
Line of Credit Facility [Line Item]
Line of credit facility, current borrowing capacity		250,000,000
Line of credit facility, amount outstanding	$ 0