Equity - Additional Information (Details) (USD $) Share data in Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended		12 Months Ended
	Mar. 29, 2014	Mar. 30, 2013	Mar. 29, 2014	Mar. 30, 2013	Sep. 28, 2013
Equity [Abstract]
Dividend, declaration date			Dec. 04, 2013
Dividends declared per share	$ 0.00	$ 0.00	$ 0.86	$ 0.75
Dividend declared			$ 1,500,000,000
Dividend, record date			Dec. 16, 2013
Dividend, payment date			Jan. 16, 2014
Dividend paid			1,508,000,000	1,324,000,000
Common stock repurchases, shares			45
Common stock repurchases	1,536,000,000	850,000,000	3,254,000,000	1,894,000,000
Remaining shares authorized for repurchase	116		116
Available-For-Sale Securities, Net Unrecognized Gain Positions			$ 64,000,000		$ 156,000,000