LEASES (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Capital leases, future minimum lease payments
Future minimum lease payments under capital leases	$ 60
2016	37
2017	13
2018	4
2019	3
2020	2
Later years	1
Operating leases, total rent expense
Total rental expense for operating leases	200	$ 205	$ 237
Operating leases, future minimum lease payments
Future minimum lease payments under operating leases	354
2016	98
2017	72
2018	53
2019	40
2020	31
Later years	$ 60