Debt - Summary of Term Debt (Details) - USD ($) $ in Millions	12 Months Ended
Sep. 24, 2022	Sep. 25, 2021
Debt Instrument [Line Items]
Total term debt	$ 111,824	$ 118,063
Unamortized premium/(discount) and issuance costs, net	(374)	(380)
Hedge accounting fair value adjustments	(1,363)	1,036
Less: Current portion of term debt	(11,128)	(9,613)
Total non-current portion of term debt	98,959	109,106
2013 – 2021 debt issuances \| Floating-rate notes
Debt Instrument [Line Items]
Total term debt	0	$ 1,750
2013 – 2021 debt issuances \| Floating-rate notes \| Minimum
Debt Instrument [Line Items]
Debt instrument, effective interest rate		0.48%
2013 – 2021 debt issuances \| Floating-rate notes \| Maximum
Debt Instrument [Line Items]
Debt instrument, effective interest rate		0.63%
2013 – 2021 debt issuances \| Fixed-rate notes
Debt Instrument [Line Items]
Total term debt	$ 106,324	$ 116,313
Debt instrument, maturity year (calendar), start	2022
Debt instrument, maturity year (calendar), end	2061
2013 – 2021 debt issuances \| Fixed-rate notes \| Minimum
Debt Instrument [Line Items]
Debt instrument, stated interest rate	0.00%
Debt instrument, effective interest rate	0.03%	0.03%
2013 – 2021 debt issuances \| Fixed-rate notes \| Maximum
Debt Instrument [Line Items]
Debt instrument, stated interest rate	4.65%
Debt instrument, effective interest rate	4.78%	4.78%
Fourth quarter 2022 debt issuance \| Fixed-rate notes
Debt Instrument [Line Items]
Total term debt	$ 5,500
Debt instrument, maturity year (calendar), start	2029
Debt instrument, maturity year (calendar), end	2062
Fourth quarter 2022 debt issuance \| Fixed-rate notes \| Minimum
Debt Instrument [Line Items]
Debt instrument, stated interest rate	3.25%
Debt instrument, effective interest rate	3.27%
Fourth quarter 2022 debt issuance \| Fixed-rate notes \| Maximum
Debt Instrument [Line Items]
Debt instrument, stated interest rate	4.10%
Debt instrument, effective interest rate	4.12%

Latest year the outstanding debt instruments are required to be repaid.

No definition available.

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Earliest year the outstanding debt instruments are required to be repaid.

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Amount as of the balance sheet date of the adjustment to the carrying value of an interest bearing hedged item made under an interest rate fair value hedge.

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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

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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- Definition

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

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- Definition

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, 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, excluding unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation.

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