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Debt - Schedule of Debt (Details) - USD ($) $ in Millions | Jan. 03, 2020 | Jun. 28, 2019
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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

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