Employee Benefit Plans (Net Periodic Benefit Costs) (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 25, 2015	Oct. 26, 2014	Oct. 27, 2013
Components of net periodic benefit cost
Service cost	$ 15	$ 17	$ 20
Interest cost	13	17	15
Expected return on plan assets	(15)	(14)	(12)
Amortization of actuarial loss and prior service credit	7	4	6
Settlement and curtailment loss	(1)	3	0
Net periodic benefit cost	$ 19	$ 27	$ 29
Weighted average assumptions
Discount rate	3.00%	3.68%	3.46%
Expected long-term return on assets	5.62%	5.64%	5.38%
Rate of compensation increase	2.74%	3.29%	3.07%