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Debt (Major Components Of Debt) (Details) - USD ($)	Sep. 28, 2024	Mar. 08, 2024	Sep. 30, 2023
Debt Instrument [Line Items]
Finance Lease, Liability	$ 126,000,000		$ 74,000,000
Discount on senior notes	(36,000,000)		(36,000,000)
Other	168,000,000		90,000,000
Unamortized debt issuance costs	(46,000,000)		(40,000,000)
Total debt	9,787,000,000		9,506,000,000
Less current debt	74,000,000		1,895,000,000
Total long-term debt	9,713,000,000		7,611,000,000
3.95% Notes due August 2024
Debt Instrument [Line Items]
Long-term Debt, Gross	0		1,250,000,000
4.00% Notes due March 2026 (“2026 Notes”)
Debt Instrument [Line Items]
Long-term Debt, Gross	800,000,000		800,000,000
3.55% Notes due June 2027
Debt Instrument [Line Items]
Long-term Debt, Gross	1,350,000,000		1,350,000,000
7.00% Notes due January 2028
Debt Instrument [Line Items]
Long-term Debt, Gross	18,000,000		18,000,000
4.35% Notes due March 2029 (“2029 Notes”)
Debt Instrument [Line Items]
Long-term Debt, Gross	1,000,000,000		1,000,000,000
6.13% Notes due November 2032
Debt Instrument [Line Items]
Long-term Debt, Gross	157,000,000		158,000,000
4.88% Notes due August 2034
Debt Instrument [Line Items]
Long-term Debt, Gross	500,000,000		500,000,000
5.15% Notes due August 2044
Debt Instrument [Line Items]
Long-term Debt, Gross	500,000,000		500,000,000
4.55% Notes due June 2047
Debt Instrument [Line Items]
Long-term Debt, Gross	750,000,000		750,000,000
5.10% Notes due September 2048 (“2048 Notes”)
Debt Instrument [Line Items]
Long-term Debt, Gross	1,500,000,000		1,500,000,000
Term Loan Facility Due May 2026
Debt Instrument [Line Items]
Long-term Debt, Gross	750,000,000		1,000,000,000
Term Loan Facility Due May 2028
Debt Instrument [Line Items]
Long-term Debt, Gross	750,000,000		0
Five Point Four Zero Percentage Senior Unsecured Notes Due March, Two Thousand and Twenty Nine
Debt Instrument [Line Items]
Long-term Debt, Gross	600,000,000	$ 600,000,000	0
Five Point Seven Zero Percentage Senior Unsecured Notes Due March, Two Thousand and Thirty Four
Debt Instrument [Line Items]
Long-term Debt, Gross	900,000,000	$ 900,000,000	0
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Revolving credit facility	0		0
Commercial paper [Member]
Debt Instrument [Line Items]
Commercial paper	$ 0		$ 592,000,000