v3.6.0.2

Taxes on Earnings (Detail 7) - USD ($) $ in Millions | Oct. 31, 2016 | Oct. 31, 2015
--- | --- | ---
Valuation allowance |  |
Valuation allowance for deferred tax assets | $ 2,650 | $ 2,252
Operating loss carryforwards | State |  |
Valuation allowance |  |
Valuation allowance for deferred tax assets | 38 |
Operating loss carryforwards | Foreign |  |
Valuation allowance |  |
Valuation allowance for deferred tax assets | $ 1,200 |

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32537-109319 + Details
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