Debt - Long-term Debt (Details) - USD ($) $ in Millions	Apr. 03, 2020	Jan. 03, 2020
Debt Instrument [Line Items]
Other	$ 48	$ 49
Total debt and lease obligations	7,074	6,825
Plus: unamortized bond premium	145	154
Less: unamortized discounts and issuance costs	(29)	(28)
Total debt, net	7,190	6,951
Less: current portion of long-term debt, net	(896)	(257)
Total long-term debt, net	6,294	6,694
Variable-rate debt
Debt Instrument [Line Items]
Total debt	500	250
Variable-rate debt \| Floating rate notes, due April 30, 2020
Debt Instrument [Line Items]
Total debt	250	250
Variable-rate debt \| Floating rate notes, due March 10, 2023
Debt Instrument [Line Items]
Total debt	250	0
Fixed-rate debt
Debt Instrument [Line Items]
Total debt and lease obligations	6,574	6,575
Fixed-rate debt \| 4.95% notes, due February 15, 2021
Debt Instrument [Line Items]
Total debt	$ 650	650
Debt interest rate	4.95%
Fixed-rate debt \| 3.95% notes, due May 28, 2024
Debt Instrument [Line Items]
Total debt	$ 800	800
Debt interest rate	3.85%
Fixed-rate debt \| 3.95% notes, due May 28, 2024
Debt Instrument [Line Items]
Total debt	$ 350	350
Debt interest rate	3.95%
Fixed-rate debt \| 3.832% notes, due April 27, 2025
Debt Instrument [Line Items]
Total debt	$ 600	600
Debt interest rate	3.832%
Fixed-rate debt \| 7.0% debentures, due January 15, 2026
Debt Instrument [Line Items]
Total debt	$ 100	100
Debt interest rate	7.00%
Fixed-rate debt \| 3.85% notes, due December 15, 2026
Debt Instrument [Line Items]
Total debt	$ 550	550
Debt interest rate	3.85%
Fixed-rate debt \| 6.35% debentures, due February 1, 2028
Debt Instrument [Line Items]
Total debt	$ 26	26
Debt interest rate	6.35%
Fixed-rate debt \| 4.40% notes, due June 15, 2028
Debt Instrument [Line Items]
Total debt	$ 1,850	1,850
Debt interest rate	4.40%
Fixed-rate debt \| 2.900% notes, due December 15, 2029
Debt Instrument [Line Items]
Total debt	$ 400	400
Debt interest rate	2.90%
Fixed-rate debt \| 4.854% notes, due April 27, 2035
Debt Instrument [Line Items]
Total debt	$ 400	400
Debt interest rate	4.854%
Fixed-rate debt \| 6.15% notes, due December 15, 2040
Debt Instrument [Line Items]
Total debt	$ 300	300
Debt interest rate	6.15%
Fixed-rate debt \| 5.054% notes, due April 27, 2045
Debt Instrument [Line Items]
Total debt	$ 500	$ 500
Debt interest rate	5.054%

Debt Instrument, Unamortized Discount and Debt Issuance Costs, Net

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- Definition

Long-Term Debt And Lease Obligation, Gross

+ References

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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, after accumulated amortization, of debt premium.

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- Definition

Present value of lessee's discounted obligation for lease payments from finance lease.

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Amount of long-term debt and lease obligation, classified as current.

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Amount of long-term debt and lease obligation, including portion classified as current.

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- Definition

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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