(Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Dec. 28, 2012	Dec. 30, 2011
Cash payments for interest and income taxes [Abstract]
Interest	$ 127	$ 104
Taxes on income, net of refunds	107	115
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Capital expenditures in accounts payable and accrued expenses	28	40
Capital expenditures through capital lease obligations	124	199
Assets acquired under long-term financing	19	25
Common share dividends declared, but not yet paid (non-cash)	$ 31	$ 31