Reconciliation of Cash, Cash Equivalents and Restricted Cash Reported in the Condensed Consolidated Balance Sheet to the Total Amount in the Condensed Consolidated Statements of Cash Flows (Details) - USD ($) $ in Millions	Apr. 02, 2022	Oct. 02, 2021	Apr. 03, 2021	Oct. 03, 2020
Accounting Policies [Abstract]
Cash and Cash Equivalents	$ 13,272	$ 15,959
Restricted Cash and Investments, Current	3	3
Restricted Cash and Investments, Noncurrent	43	41
Cash, Cash Equivalents and Restricted Cash in the Statement of Cash Flows	$ 13,318	$ 16,003	$ 15,932	$ 17,954