Fair Value (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	12 Months Ended
	Sep. 30, 2011	Mar. 28, 2014	Mar. 29, 2013	Mar. 30, 2012
Assets:
Derivative assets		$ 2	$ 3
Liabilities:
Goodwill, Impairment charge	(2,685)	0	0	(2,745)
Recurring [Member]
Liabilities:
Total liabilities
Recurring [Member] | Fair value [Member]
Assets:
Money market funds		717	464
Time deposits		693	393
Short term investments		0	6
Derivative assets		2	5
Interest rate swaps		3
Total assets		1,415	868
Liabilities:
Derivative liabilities		4	11
Total liabilities		4	11
Recurring [Member] | Level 1 [Member]
Assets:
Money market funds		717	464
Time deposits		693	393
Short term investments		0	6
Derivative assets		0	0
Interest rate swaps		0
Total assets		1,410	863
Liabilities:
Derivative liabilities		0	0
Total liabilities		0	0
Recurring [Member] | Level 2 [Member]
Assets:
Money market funds		0	0
Time deposits		0	0
Short term investments		0	0
Derivative assets		2	5
Interest rate swaps		3
Total assets		5	5
Liabilities:
Derivative liabilities		4	11
Total liabilities		4	11
Recurring [Member] | Level 3 [Member]
Assets:
Money market funds		0	0
Time deposits		0	0
Short term investments		0	0
Derivative assets		0	0
Interest rate swaps		0
Total assets		0	0
Liabilities:
Derivative liabilities		0	0
Total liabilities		$ 0	$ 0