LEASES (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Capital leases, future minimum lease payments
Future minimum lease payments under capital leases	$ 57
2013	28
2014	17
2015	4
2016	2
2017	2
Later years	4
Operating leases, total rent expense
Total rental expense for operating leases	215	175	189
Operating leases, future minimum lease payments
Future minimum lease payments under operating leases	462
2013	148
2014	108
2015	74
2016	45
2017	30
Later years	$ 57

Amount of minimum lease payments for capital leases.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 13

-Paragraph 16

-Subparagraph a(ii)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.