Commitments and Contingencies - Additional Information (Details) (USD $)	6 Months Ended				0 Months Ended	6 Months Ended
	Mar. 30, 2013	Mar. 30, 2013 Syndicated programming	Mar. 30, 2013 Mortgage Receivable	Mar. 30, 2013 Guarantee Obligations	Sep. 13, 2012 Beef Products	Mar. 30, 2013 Celador
Commitments and Contingencies Disclosure [Line Items]
Loss Contingency, Damages Sought, Value					$ 400,000,000
Loss Contingency, Loss in Period						321,000,000
Guarantor Obligations, Maximum Exposure, Undiscounted				347,000,000
Remaining debt service obligation guaranteed, principal				78,000,000
Long-term receivables, net of allowance for credit losses		900,000,000	700,000,000
Allowance for credit losses related to long-term receivables, percentage			5.00%
Reduction in unrecognized tax benefits including interest and penalties from settlements with various jurisdictions	71,000,000
Unrecognized tax benefits expected reduction due to resolutions of open tax matters	$ 16,000,000