Cash Flows (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Jun. 28, 2013	Jun. 29, 2012
Cash payments for interest and income taxes [Abstract]
Interest	$ 16	$ 17
Taxes on income, net of refunds	21	32
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Capital expenditures in accounts payable and accrued expenses	41	46
Capital expenditures through capital lease obligations	32	45
Common share dividends declared, but not yet paid (non-cash)	$ 30	$ 30