Employee Benefit Plans (Net Periodic Benefit Costs) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 28, 2018	Oct. 29, 2017	Oct. 30, 2016
Components of net periodic benefit cost
Service cost	$ 12	$ 13	$ 13
Interest cost	11	10	13
Expected return on plan assets	(20)	(18)	(14)
Amortization of actuarial loss and prior service credit	3	(10)	3
Settlement and curtailment loss	0	0	(5)
Net periodic benefit cost (income)	$ 6	$ (5)	$ 10
Weighted average assumptions
Discount rate	2.16%	1.88%	2.82%
Expected long-term return on assets	5.41%	5.38%	5.38%
Rate of compensation increase	2.66%	2.69%	2.71%