LEASES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Capital leases, future minimum lease payments
Future minimum lease payments under capital leases	$ 87
2015	39
2016	32
2017	10
2018	3
2019	1
Later years	2
Operating leases, total rent expense
Total rental expense for operating leases	205	237	215
Operating leases, future minimum lease payments
Future minimum lease payments under operating leases	371
2015	121
2016	79
2017	55
2018	38
2019	32
Later years	$ 46