Debt (Summary of Components of Debt) (Details) - USD ($) $ in Millions	Oct. 04, 2019	Mar. 29, 2019
Debt Instrument [Line Items]
Total principal amount	$ 4,500	$ 4,500
Less: unamortized discount and issuance costs	(36)	(48)
Total debt	4,464	4,452
Less: current portion	(1,245)	(491)
Total long-term debt	3,219	3,961
Senior Notes \| 4.2% Senior Notes due September 15, 2020
Debt Instrument [Line Items]
Total principal amount	$ 750	750
Effective Interest Rate	4.25%
Stated interest rate (as a percent)	4.20%
Senior Notes \| 3.95% Senior Notes due June 15, 2022
Debt Instrument [Line Items]
Total principal amount	$ 400	400
Effective Interest Rate	4.05%
Stated interest rate (as a percent)	3.95%
Senior Notes \| 5.0% Senior Notes due April 15, 2025
Debt Instrument [Line Items]
Total principal amount	$ 1,100	1,100
Effective Interest Rate	5.23%
Stated interest rate (as a percent)	5.00%
Unsecured Debt \| Senior Term Loan A-5 due August 1, 2021
Debt Instrument [Line Items]
Total principal amount	$ 500	$ 500
Unsecured Debt \| Senior Term Loan A-5 due August 1, 2021
Debt Instrument [Line Items]
Interest rate	3.90%	4.24%
Convertible Debt \| 2.5% Convertible Senior Notes due April 1, 2021
Debt Instrument [Line Items]
Total principal amount	$ 500	$ 500
Effective Interest Rate	3.76%
Stated interest rate (as a percent)	2.50%
Convertible Debt \| 2.0% Convertible Senior Notes due August 15, 2021
Debt Instrument [Line Items]
Total principal amount	$ 1,250	$ 1,250
Effective Interest Rate	2.66%
Stated interest rate (as a percent)	2.00%

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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