Segment Information (Schedule Of Long-Lived Assets By Geographic Location) (Details) (USD $) In Millions, unless otherwise specified	Mar. 29, 2013		Mar. 30, 2012		Apr. 01, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 1,122		$ 1,100		$ 1,050
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	903		885		835
Foreign Countries [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets	$ 219	[1]	$ 215	[1]	$ 215	[1]

[1] No individual country represented more than 10% of the respective totals.