Property and Equipment, net - Narrative (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011
Property, Plant and Equipment [Abstract]
Commitments For Capital Expenditures In Progress	$ 11	$ 48	$ 44
Capital Expenditures Incurred but Not yet Paid	2	29	22
Operating Leased Assets [Line Items]
Operating Leases, Rent Expense	74	63	54
Operating Leases, Income Statement, Sublease Revenue	$ 7	$ 4	$ 4
Minimum [Member]
Operating Leased Assets [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract	1 year
Maximum [Member]
Operating Leased Assets [Line Items]
Lessee Leasing Arrangements, Operating Leases, Term of Contract	20 years