Summary of Significant Accounting Policies - Reconciliation of Cash, Cash Equivalents and Restricted Cash Reported in the Consolidated Balance Sheet that sum to the Total Amount in the Statement of Cash Flow (Details) - USD ($) $ in Millions	Sep. 28, 2024	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Accounting Policies [Abstract]
Cash and cash equivalents	$ 6,002	$ 14,182	$ 11,615
Restricted Cash and Investments, Current	0	0	3
Restricted Cash and Investments, Noncurrent	100	53	43
Cash, cash equivalents and restricted cash	$ 6,102	$ 14,235	$ 11,661	$ 16,003