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v3.21.2

STOCKHOLDERS' EQUITY - Changes in accumulated other comprehensive income (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
Beginning Balance | $ (522) | $ (514) |
Amounts Reclassified out of Accumulated Other Comprehensive Income | 80 | 56 |
Tax (expense) benefit | (81) | 3 |
Other Comprehensive Income (Loss) | 240 | (8) | $ (99)
Ending Balance | (282) | (522) | (514)
Foreign Currency Translation |  |  |
Beginning Balance | (194) | (204) |
Other Comprehensive Income (Loss), before Reclassifications |  | 11 |
Amounts Reclassified Amounts Reclassified out of Accumulated Other Comprehensive Income | 0 | 0 |
Tax (expense) benefit | (2) | (1) | 10
Other Comprehensive Income (Loss) | 9 | 10 |
Ending Balance | (185) | (194) | (204)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Reclassification Adjustment, before Tax [Abstract] |  |  |
Beginning Balance | 125 | 131 |
Other Comprehensive (Income) Loss, before Reclassifications | 0 | 0 |
Amortization of prior service benefit | (1) | 7 |
Tax (expense) benefit | 0 | 1 | 2
Other Comprehensive (Income) Loss | (1) | (6) | (6)
Ending Balance | 124 | 125 | 131
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax [Abstract] |  |  |
Beginning Balance | (442) | (437) |
Other Comprehensive Income (Loss), before Reclassifications | 228 | (66) |
Amounts reclassified out of accumulated other comprehensive income | 64 | 61 |
Tax (expense) benefit | (74) | 0 |
Other comprehensive income (loss) | 218 | (5) | (93)
Ending Balance | (224) | (442) | (437)
Unrealized Gain (Loss) on Foreign Currency Derivatives, Net, before Tax [Abstract] |  |  |
Beginning Balance |  | (4) |
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax | 3 | (11) |
Ending Balance |  |  | $ (4)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax | 17 | 2 |
Amounts reclassified into earnings related to derivative instruments, tax expense (benefit) | (5) | 3 |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent | 14 | (7) |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax | 11 |  |
Other Comprehensive Income (Loss), before Reclassifications, before Tax | 241 | (67) |
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax | $ 2 | $ (12) |

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- Definition Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669646-108580 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580 + Details
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- Definition Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)(a)(4)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(23)(a)(3)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=124509347&loc=SL7669686-108580 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (h)(2) -URI http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 40 -Section 65 -Paragraph 2 -Subparagraph (g)(2)(ii) -URI http://asc.fasb.org/extlink&oid=124501264&loc=SL117420844-207641 Reference 7: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=124509347&loc=d3e681-108580 + Details
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