Restructuring and Transaction Activities, Restructuring Accrual Activity (Details) $ in Millions	3 Months Ended
	Jan. 01, 2022 USD ($)
Restructuring Accrual [Roll Forward]
Balance at October 2, 2021	$ 11
Charges	3
Cash	(3)
Balance at January 1, 2022	11
Employee Severance and Benefits [Member]
Restructuring Accrual [Roll Forward]
Balance at October 2, 2021	6
Charges	2
Cash	(2)
Balance at January 1, 2022	6
Facility Exit Costs [Member]
Restructuring Accrual [Roll Forward]
Balance at October 2, 2021	5
Charges	1
Cash	(1)
Balance at January 1, 2022	$ 5