Fair Value (Details) (USD $) In Millions, unless otherwise specified	Dec. 27, 2013	Mar. 29, 2013
Assets:
Foreign currency derivative instruments	$ 1	$ 5
Fair Value, Measurements, Recurring | Fair Value
Assets:
Money market funds and money market deposit accounts	563	464
Time deposits	568	393
Short term investments		6
Foreign currency derivative instruments	1	5
Total assets	1,132	868
Liabilities:
Foreign currency derivative instruments	16	11
Contingent consideration	137
Total liabilities	153	11
Fair Value, Measurements, Recurring | Level 1
Assets:
Money market funds and money market deposit accounts	563	464
Time deposits	568	393
Short term investments		6
Foreign currency derivative instruments		0
Total assets	1,131	863
Liabilities:
Foreign currency derivative instruments	0	0
Contingent consideration	0
Total liabilities	0	0
Fair Value, Measurements, Recurring | Level 2
Assets:
Money market funds and money market deposit accounts	0	0
Time deposits	0	0
Short term investments		0
Foreign currency derivative instruments	1	5
Total assets	1	5
Liabilities:
Foreign currency derivative instruments	16	11
Contingent consideration	0
Total liabilities	16	11
Fair Value, Measurements, Recurring | Level 3
Assets:
Money market funds and money market deposit accounts	0	0
Time deposits	0	0
Short term investments		0
Foreign currency derivative instruments		0
Total assets	0	0
Liabilities:
Foreign currency derivative instruments	0	0
Contingent consideration	137
Total liabilities	$ 137	$ 0