Note 11 Stock Repurchase (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
	Mar. 28, 2020	Mar. 28, 2020	Mar. 30, 2019
Stockholders' Equity Note [Abstract]
Stock Repurchase Program Additional Authorized Amount	$ 200
Shares Repurchased		2.7	0.3
Cash Paid for Share Repurchases		$ 70	$ 7
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 231	$ 231
Share-based Payment Arrangement, Shares Withheld for Tax Withholding Obligation		0.4	0.2
Amount of Tax Withholding for Share-based Compensation		$ 12	$ 5