Debt - Schedule of Debt (Details) - USD ($) $ in Millions	Apr. 02, 2021	Oct. 31, 2020	Jul. 03, 2020
Debt Instrument [Line Items]
Debt	$ 9,037		$ 9,711
Issuance costs and debt discounts	(108)		(136)
Subtotal	8,929		9,575
Less current portion of long-term debt	(251)		(286)
Long-term debt	$ 8,678		$ 9,289
0.50% convertible senior notes due 2020
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	0.50%	0.50%	0.50%
Debt	$ 0		$ 35
Variable interest rate Term Loan A-1 maturing 2023
Debt Instrument [Line Items]
Debt	4,394		4,583
Variable interest rate Term Loan B-4 maturing 2023
Debt Instrument [Line Items]
Debt	$ 1,243		$ 1,693
4.75% senior unsecured notes due 2026
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	4.75%		4.75%
Debt	$ 2,300		$ 2,300
Convertible Debt \| 1.50% convertible notes due 2024
Debt Instrument [Line Items]
Debt instrument, interest rate (percentage)	1.50%		1.50%
Debt	$ 1,100		$ 1,100

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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- Definition

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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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