Debt (Components of Long-Term Debt Including Associated Interest Rates and Related Fair Values) (Details) - USD ($) $ in Millions		12 Months Ended
		Oct. 01, 2023	Oct. 02, 2022
Debt Instrument [Line Items]
Total		$ 15,519.3	$ 15,038.4
Total, Estimated Fair Value		13,426.2	13,052.0
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net		(113.1)	(117.2)
Hedging Liabilities, Noncurrent	[1]	(40.0)	(52.3)
Total, Carrying Value, net of aggregate unamortized discount		15,366.2	14,868.9
Three Point One Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 0.0	1,000.0
Stated Interest Rate		3.10%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.107%
Three Point One Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 0.0	996.5
Three Point Eight Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	[1]	$ 750.0	750.0
Stated Interest Rate	[1]	3.85%
Debt Instrument, Interest Rate, Effective Percentage	[1],[2]	2.859%
Three Point Eight Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure	[1]	$ 749.9	744.8
Floating Rate Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount	[3]	$ 500.0	500.0
Stated Interest Rate	[3]	5.853%
Debt Instrument, Interest Rate, Effective Percentage	[2],[3]	6.084%
Floating Rate Senior Notes | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure	[3]	$ 504.2	497.3
PointThreeSevenTwoPercentageYenDenominatedSeniorNotes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount	[4]	$ 569.3	588.4
Stated Interest Rate	[4]	0.372%
Debt Instrument, Interest Rate, Effective Percentage	[2],[4]	0.462%
PointThreeSevenTwoPercentageYenDenominatedSeniorNotes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure	[4]	$ 569.3	584.7
Three Point Eight Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,250.0	1,250.0
Stated Interest Rate		3.80%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.721%
Three Point Eight Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 1,210.5	1,209.6
Two Point Four Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500.0	500.0
Stated Interest Rate		2.45%
Debt Instrument, Interest Rate, Effective Percentage	[2]	2.511%
Two Point Four Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 463.5	458.3
Two Point Zero Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500.0	500.0
Stated Interest Rate		2.00%
Debt Instrument, Interest Rate, Effective Percentage	[2]	2.058%
Two Point Zero Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 446.1	437.9
Three Point Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 600.0	600.0
Stated Interest Rate		3.50%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.529%
Three Point Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 554.7	554.8
Four Point Zero Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 750.0	750.0
Stated Interest Rate		4.00%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.958%
Four Point Zero Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 704.5	704.7
Three Point Five Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Portion of Debt Instrument designated in fair value hedge		350.0
Debt Instrument, Face Amount	[1]	$ 1,000.0	1,000.0
Stated Interest Rate	[1]	3.55%
Debt Instrument, Interest Rate, Effective Percentage	[1],[2]	3.84%
Three Point Five Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure	[1]	$ 904.1	900.3
Two Point Two Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 750.0	750.0
Stated Interest Rate		2.25%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.084%
Two Point Two Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 615.1	607.7
Two Point Five Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,250.0	1,250.0
Stated Interest Rate		2.55%
Debt Instrument, Interest Rate, Effective Percentage	[2]	2.582%
Two Point Five Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 1,027.1	1,017.9
Three Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,000.0	1,000.0
Stated Interest Rate		3.00%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.155%
Three Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 828.0	827.1
Four Point Three Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 350.0	350.0
Stated Interest Rate		4.30%
Debt Instrument, Interest Rate, Effective Percentage	[2]	4.348%
Four Point Three Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 275.3	281.5
Three Point Seven Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500.0	500.0
Stated Interest Rate		3.75%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.765%
Three Point Seven Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 354.0	369.6
Four Point Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,000.0	1,000.0
Stated Interest Rate		4.50%
Debt Instrument, Interest Rate, Effective Percentage	[2]	4.504%
Four Point Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 799.0	824.6
Four Point Four Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,000.0	1,000.0
Stated Interest Rate		4.45%
Debt Instrument, Interest Rate, Effective Percentage	[2]	4.447%
Four Point Four Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 792.7	817.8
Three Point Three Five Percentage Senior Notes [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500.0	500.0
Stated Interest Rate		3.35%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.362%
Three Point Three Five Percentage Senior Notes [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 328.6	342.0
Three Point Five Percentage Senior Notes due Nov 2050 [Member]
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,250.0	1,250.0
Stated Interest Rate		3.50%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.528%
Three Point Five Percentage Senior Notes due Nov 2050 [Member] | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 843.4	874.9
2023 3-Year Four Point Seven Five Percentage Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 1,000.0	0.0
Stated Interest Rate		4.75%
Debt Instrument, Interest Rate, Effective Percentage	[2]	4.788%
2023 3-Year Four Point Seven Five Percentage Senior Notes | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 985.5	0.0
2023 10-Year Four Point Eight Percentage Senior Notes
Debt Instrument [Line Items]
Debt Instrument, Face Amount		$ 500.0	0.0
Stated Interest Rate		4.80%
Debt Instrument, Interest Rate, Effective Percentage	[2]	3.798%
2023 10-Year Four Point Eight Percentage Senior Notes | Fair Value, Inputs, Level 2 [Member]
Debt Instrument [Line Items]
Debt Instrument, Fair Value Disclosure		$ 470.7	$ 0.0
2022 2-Year FloatingrateSeniorNotes
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate		0.42%
Stated Interest Rate		5.853%

[1] Amount includes the change in fair value due to changes in benchmark interest rates related to hedging our October 2023 notes and $350 million of our August 2029 notes. Refer to Note 3, Derivative Financial Instruments, for additional information on our interest rate swap designated as a fair value hedge.

[2] Includes the effects of the amortization of any premium or discount and any gain or loss upon settlement of related treasury locks or forward-starting interest rate swaps utilized to hedge the interest rate risk prior to the debt issuance.

[3] Floating rate notes which bear interest at a rate equal to Compounded SOFR (as defined in the February 2024 notes) plus 0.420%, resulting in a stated interest rate of 5.853% at October 1, 2023.

[4] Japanese yen-denominated long-term debt.