Income Taxes (Reconciliation of the Statutory U.S. Federal Income Tax Rate With Our Effective Income Tax Rate) (Details) - USD ($)	12 Months Ended
	Oct. 02, 2022	Oct. 03, 2021	Sep. 27, 2020
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%	21.00%	21.00%
State income taxes, net of federal tax benefit	3.30%	2.70%	2.20%
Benefits and taxes related to foreign operations	0.30%	0.50%	(3.20%)
Effective Income Tax Rate Reconciliation, Valuation Allowance, Percent	0.00%	(1.30%)	(2.20%)
Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-based Payment Arrangement, Percent	(0.50%)	(0.90%)	(4.20%)
Effective Income Tax Rate Reconciliation, Tax Rate Change, Percent	(0.80%)	(0.50%)	(1.40%)
Income Tax Rate Reconciliation, Charitable Contributions, Percent	(0.30%)	(0.40%)	(1.70%)
Effective Income Tax Rate Reconciliation, Foreign Derived Intangible Income, Percent	(0.70%)	0.20%	10.00%
Other, net	0.10%	0.30%	0.10%
Effective tax rate	22.40%	21.60%	20.60%
Subsidiaries [Member]
Tax Credit Carryforward [Line Items]
Gross taxable temporary difference	$ 1,500,000,000
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries	$ 230,000,000