Segment Information Schedule of Equity Method Investees Segment Results Additional Information (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Mar. 30, 2013	Mar. 31, 2012	Mar. 30, 2013	Mar. 31, 2012
Schedule of Equity Method Investments [Line Items]
Hulu Equity Redemption charge	$ 0	$ 0	$ (55)	$ 0
Hulu LLC
Schedule of Equity Method Investments [Line Items]
Hulu Equity Redemption charge			$ (55)