Long-Term Debt (Details) - USD ($) $ in Millions		6 Months Ended
		Apr. 02, 2022	Oct. 02, 2021
Long-term Debt [Abstract]
Debt discounts and deferred fees		$ (69)	$ (77)
Total long-term debt		9,646	9,460
Current portion of long-term debt		(19)	(21)
Long-term debt, less current portion		9,627	9,439
Term Loan due July 2026 [Member]
Long-term Debt [Abstract]
Long-term debt		$ 3,440	3,440
Maturity date		Jul. 31, 2026
Revolving Line of Credit [Member]
Long-term Debt [Abstract]
Long-term debt		$ 244	0
Maturity date		May 31, 2024
0.95% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 800	800
Interest rate		0.95%
Maturity date		Feb. 29, 2024
1.00% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt	[1]	$ 776	810
Interest rate		1.00%
Maturity date		Jul. 31, 2025
1.57% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 1,525	1,525
Interest rate		1.57%
Maturity date		Jan. 31, 2026
4.875% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 1,250	1,250
Interest rate		4.875%
Maturity date		Jul. 31, 2026
1.65% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 400	400
Interest rate		1.65%
Maturity date		Jan. 31, 2027
1.50% First Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt	[1]	$ 416	434
Interest rate		1.50%
Maturity date		Jul. 31, 2027
4.50% Second Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 300	300
Interest rate		4.50%
Maturity date		Feb. 28, 2026
5.625% Second Priority Senior Secured Notes [Member]
Long-term Debt [Abstract]
Long-term debt		$ 500	500
Interest rate		5.625%
Maturity date		Jul. 31, 2027
Finance Leases and Other [Member]
Long-term Debt [Abstract]
Long-term debt		$ 64	$ 78

[1] Euro denominated