Debt (Long-term Debt Instruments) (Details) - USD ($) $ in Millions	Oct. 02, 2015	Apr. 03, 2015
Debt Instrument [Line Items]
Total long-term debt	$ 2,610	$ 2,669
Less: short term debt and current maturities of long term debt	894	904
Total long-term debt	1,716	1,765
4.45% term notes, due September 2022
Debt Instrument [Line Items]
Total long-term debt	$ 453	451
Debt, stated interest rate	4.45%
6.50% term notes, due March 2018
Debt Instrument [Line Items]
Total long-term debt	$ 917	917
Debt, stated interest rate	6.50%
2.50% term notes, due September 2015
Debt Instrument [Line Items]
Total long-term debt	$ 0	350
Debt, stated interest rate	2.50%
Loan payable, due January 2016
Debt Instrument [Line Items]
Total long-term debt	$ 379	371
Payable - Credit Facility, various
Debt Instrument [Line Items]
Total long-term debt	150	0
Mandatorily redeemable preferred stock outstanding, due March 2023
Debt Instrument [Line Items]
Total long-term debt	61	61
Loan payable of consolidated subsidiary, due March 2018
Debt Instrument [Line Items]
Total long-term debt	68	68
Euro-denominated commercial paper
Debt Instrument [Line Items]
Total long-term debt	218	0
Capitalized lease liabilities
Debt Instrument [Line Items]
Total long-term debt	294	353
Borrowings for assets acquired under long-term financing
Debt Instrument [Line Items]
Borrowings for assets acquired under long-term financing	57	95
Other borrowings
Debt Instrument [Line Items]
Total long-term debt	$ 13	$ 3