Fair Value Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	Mar. 28, 2014	Mar. 29, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, net of current maturities	$ 2,207	$ 2,498
Accounts receivable with customers involved in bankruptcy proceedings	13
Allowance for doubtful accounts with customers involved in bankruptcy proceedings	8
Other assets with customers in bankruptcy proceedings	1
Accounts Payable with Customers in Bankruptcy Proceedings	4
Carrying value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, net of current maturities	1,874	2,119
Fair value [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Long-term debt, net of current maturities	$ 2,057	$ 2,324