Fair Value Measurements (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended
	Dec. 28, 2013	Dec. 29, 2012		Dec. 28, 2013	Dec. 29, 2012
Fair Value Disclosures [Abstract]
Carrying value of long-lived assets impaired	$ 0	$ 11		$ 0	$ 12
Asset Impairment Charges	0	(11)	[1]	0	(12)	[1]
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill Impairment				$ 0	$ 0

[1] Includes impairment charges recorded in connection with the Rugby Closure Plan. See Note 9 for additional information.