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NEW ACCOUNTING PRONOUNCEMENTS Statement of Cash Flows (Details) - USD ($) $ in Millions | 12 Months Ended
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Oct. 31, 2016 | Oct. 31, 2015 | Oct. 31, 2014
Income tax expense (benefit) | $ 82 | $ 42 | $ (3)
Net cash provided by operating activities | 793 | 512 | 731
Net cash used in financing activities | (268) | (1,089) | (117)
As Previously Reported |  |  |
Net cash provided by operating activities |  | 491 | 711
Net cash used in financing activities |  | $ (1,068) | $ (97)
Adjustments for New Accounting Principle, Early Adoption [Member] |  |  |
Income tax expense (benefit) | $ 2 |  |

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- Definition Amount of cash inflow (outflow) from financing activities, including discontinued operations. Financing activity cash flows include obtaining resources from owners and providing them with a return on, and a return of, their investment; borrowing money and repaying amounts borrowed, or settling the obligation; and obtaining and paying for other resources obtained from creditors on long-term credit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 24 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3521-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 26 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3574-108585 + Details
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