Accounts Receivable, Net (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Jul. 31, 2016	Jul. 31, 2016	Oct. 25, 2015
Receivables [Abstract]
Factored accounts receivable	$ 57	$ 57
Allowance for doubtful accounts	$ 48	$ 48	$ 49