Consolidated Statements Of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2022	Dec. 31, 2021
Statement of Cash Flows [Abstract]
Document Period End Date	Dec. 30, 2022
Net income	$ 309.4	$ 399.9
Adjustments to reconcile net income to net cash provided by operating activities:
Share-based compensation	49.4	50.4
Depreciation	99.4	94.2
Amortization	72.0	87.3
Deferred income taxes	(29.9)	6.1
Amortization of Debt Issuance Costs and Discounts	0.7	(1.0)
Other Noncash Income (Expense)	0.0	1.0
Changes in assets and liabilities:
Receivables, net	329.9	(17.8)
Inventory	(55.8)	35.5
Accounts payable	(87.8)	(0.5)
Other current and long-term assets and liabilities	86.1	(75.4)
Net Cash Provided by (Used in) Operating Activities	773.4	581.7
Cash flows from investing activities:
Payments to Acquire Property, Plant, and Equipment	63.5	95.8
Payments to Acquire Marketable Securities	(163.1)	(29.6)
Payments to Acquire Intangible Assets	7.8	5.8
Proceeds from Sale and Maturity of Debt Securities, Available-for-sale	11.3	33.2
Net Cash Provided by (Used in) Investing Activities	(223.1)	(98.0)
Cash flows from financing activities:
Repurchase of common stock - payroll tax withholdings on equity awards	(31.9)	(80.1)
Repurchase of common stock - stock repurchase program	(166.2)	(269.4)
Dividends paid	(99.4)	(92.5)
Net proceeds from exercise of stock options	1.1	1.8
Repayments of Long-term Debt	0.0	(50.0)
Net Cash Provided by (Used in) Financing Activities	(296.4)	(490.2)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	253.9	(6.5)
Cash and cash equivalents at beginning of period	566.0	882.9
Cash and cash equivalents at end of period	819.9	876.4
Supplemental cash flow disclosures:
Income taxes paid	3.0	12.7
Interest Paid, Excluding Capitalized Interest, Operating Activities	23.3	16.7
Stock Issued	19.2	32.2
Capital Expenditures Incurred but Not yet Paid	37.2	73.2
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 0.5	$ 26.6