Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Jan. 03, 2020	Jun. 28, 2019
Debt Instrument [Line Items]
Debt instrument, face amount	$ 9,986	$ 10,694
Issuance costs and debt discounts	(153)	(172)
Net carrying value	9,833	10,522
Less current portion of long-term debt	(286)	(276)
Long-term debt	$ 9,547	10,246
0.50% convertible senior notes due 2020
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	0.50%
Debt instrument, face amount	$ 35	35
Variable interest rate Term Loan A-1 maturing 2023
Debt Instrument [Line Items]
Debt instrument, face amount	4,708	4,834
Variable interest rate U.S. Term Loan B-4 maturing 2023
Debt Instrument [Line Items]
Debt instrument, face amount	$ 1,843	2,425
4.75% senior unsecured notes due 2026
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	4.75%
Debt instrument, face amount	$ 2,300	2,300
Convertible Debt \| 1.50% convertible notes due 2024
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	1.50%
Debt instrument, face amount	$ 1,100	$ 1,100

Face (par) amount of debt instrument at time of issuance.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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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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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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