Financial Instruments and Fair Value Measurements, Fair Value of Derivative and Location on Consolidated Balance Sheets (Details) - Designated [Member] - Other Long-Term Liabilities [Member] - USD ($) $ in Millions	Jan. 02, 2021	Sep. 26, 2020
Cross-Currency Swaps [Member]
Derivative Instruments [Abstract]
Fair value of derivative instruments	$ 499	$ 270
Interest Rate Swaps [Member]
Derivative Instruments [Abstract]
Fair value of derivative instruments	$ 207	$ 226