Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013	Sep. 29, 2012
Income Tax Disclosure [Abstract]
Provision for income taxes at the U.S. federal statutory rate	$ 101	$ 120	$ 194	$ 219
State and local income taxes, net of federal benefit	8	8	14	15
Foreign income taxed at different rates, net of U.S. foreign tax	(28)	(19)	(44)	(35)
Unrecognized tax benefits and settlements of tax examinations	2	18	3	18
Other	0	1	0	2
Total provision for income taxes	$ 83	$ 128	$ 167	$ 219