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CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Apr. 30, 2016 | Apr. 30, 2015 | Apr. 30, 2016 | Apr. 30, 2015
Statement of Comprehensive Income [Abstract] |  |  |  |
Net income | $ 91 | $ 87 | $ 214 | $ 150
Other comprehensive income (loss): |  |  |  |
Unrealized gain on derivative instruments, net of tax expense (benefit) of $(4), $(1), $(3) and $2 | (9) | (1) | (6) | 6
Amounts reclassified into earnings related to derivative instruments, net of tax benefit of $(1), $(2), $(1) and $(3) | 0 | (5) | (1) | (8)
Foreign currency translation, net of tax expense (benefit) of $8, $(1), $7 and $(7) | 145 | (6) | 89 | (271)
Net defined benefit pension cost and post retirement plan costs: |  |  |  |
Change in actuarial net loss, net of tax expense of $3, $2, $7 and $4 | 6 | 6 | 21 | 10
Change in net prior service benefit, net of tax benefit of $(1), $(1), $(6) and $(3) | (3) | (3) | (11) | (5)
Other comprehensive loss | 139 | (9) | 92 | (268)
Total comprehensive income (loss) | $ 230 | $ 78 | $ 306 | $ (118)

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- Definition Post tax reclassification adjustment for accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges included in accumulated comprehensive income that was realized in net income during the period. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. + References No definition available. + Details
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- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591552-111686 + Details
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- Definition Amount after tax of cost (credit) of benefit changes attributable to plan participants' prior service resulting from a plan amendment or plan initiation that has not been recognized in net periodic benefit cost (credit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Prior Service Cost -URI http://asc.fasb.org/extlink&oid=49177896 + Details
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