Debt (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 29, 2023	Sep. 30, 2022	Oct. 01, 2021	Jul. 26, 2021	May 26, 2021
Debt Instrument [Line Items]
Repayments of Long-term Debt	$ 900,000	$ 50,000	$ 250,000
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	(7,700)	(10,900)
Debt, Long-Term and Short-Term, Combined Amount	1,292,300	2,189,100
Long-term Debt	992,900	1,689,900
Debt, Current	299,400	499,200
AdditionalborrowingcapacityonRevolvingCreditFacility	250,000
Proceeds from Issuance of Debt	0	0	2,488,200
Term Loan Facility
Debt Instrument [Line Items]
Repayments of Long-term Debt	400,000	50,000	$ 250,000
Long-term Debt, Gross	$ 300,000	700,000
Debt Instrument, Interest Rate, Effective Percentage	6.37%
Debt Instrument Covenant Compliance Maximum Leverage Ratio [Line Items]	3.0
Line of Credit Facility, Maximum Borrowing Capacity				$ 1,000,000
Revolving Credit Facility
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 0
Debt Instrument Covenant Compliance Maximum Leverage Ratio [Line Items]	3.0
Line of Credit Facility, Maximum Borrowing Capacity	$ 750,000
2023 Notes
Debt Instrument [Line Items]
Repayments of Long-term Debt	500,000
Long-term Debt, Gross	$ 0	500,000
Debt Instrument, Interest Rate, Effective Percentage	0.00%
Long-term Debt		499,200
Debt Instrument, Interest Rate, Stated Percentage					0.90%
2026 Notes
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 500,000	500,000			$ 500,000
Debt Instrument, Interest Rate, Effective Percentage	1.97%
Long-term Debt	$ 497,700	496,800
Debt Instrument, Interest Rate, Stated Percentage					1.80%
2031 Notes
Debt Instrument [Line Items]
Long-term Debt, Gross	$ 500,000	500,000			$ 500,000
Debt Instrument, Interest Rate, Effective Percentage	3.13%
Long-term Debt	$ 495,200	$ 494,500
Debt Instrument, Interest Rate, Stated Percentage					3.00%
the Notes
Debt Instrument [Line Items]
Debt Instrument, Redemption Price, Percentage	101.00%