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Schedule of Debt (Detail) - USD ($) | Jun. 29, 2018 | May 31, 2018 | Feb. 28, 2018 | Jun. 30, 2017
--- | --- | --- | --- | ---
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | $ 11,375,000,000 |  |  | $ 13,356,000,000
Issuance costs and debt discounts |  | (203,000,000) |  |  | (205,000,000)
Net carrying value |  | 11,172,000,000 |  |  | 13,151,000,000
Current portion of long-term debt |  | (179,000,000) |  |  | (233,000,000)
Long-term debt |  | $ 10,993,000,000 |  |  | 12,918,000,000
0.50% convertible senior notes due 2020 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 0.50% |  |  |
Debt instrument, face amount |  | $ 35,000,000 |  |  | 35,000,000
Revolving credit facility maturing 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | 500,000,000 |  |  | 0
Variable interest rate Term Loan A maturing 2021 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | 0 |  |  | 4,125,000,000
Variable interest rate Term Loan A-1 maturing 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | 4,991,000,000 |  |  | 0
Variable interest rate U.S. Term Loan B-2 maturing 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | 0 |  |  | 2,970,000,000
Variable interest rate U.S. Term Loan B-4 maturing 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount |  | 2,449,000,000 | $ 2,460,000,000 |  | 0
Variable interest rate Euro Term Loan B-2 maturing 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, face amount | [1] | $ 0 |  |  | 1,001,000,000
7.375% senior secured notes due 2023 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 7.375% |  |  |
Debt instrument, face amount |  | $ 0 |  |  | 1,875,000,000
1.50% convertible notes due 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 1.50% |  |  |
10.50% senior unsecured notes due 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 10.50% |  |  |
Debt instrument, face amount |  | $ 0 |  |  | 3,350,000,000
4.750% senior unsecured notes due 2026 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 4.75% |  |  |
Debt instrument, face amount |  | $ 2,300,000,000 |  | $ 2,300,000,000 | 0
Convertible Debt | 1.50% convertible notes due 2024 |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Debt instrument, interest rate (percentage) |  | 1.50% |  |  |
Debt instrument, face amount |  | $ 1,100,000,000 |  | $ 1,100,000,000 | $ 0
Issuance costs and debt discounts |  | $ 169,000,000 |  |  |
[1] | Euro Term Loan B-2 outstanding principal amount as of June 30, 2017 was based upon the Euro to U.S. dollar exchange rate as of that date.

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