SUPPLEMENTAL CONSOLIDATING DATA (Statement of Cash Flows) (Details 3) (USD $) In Millions, unless otherwise specified	12 Months Ended
Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Cash Flows from Operating Activities
Net income	$ 3,163.3us-gaap_ProfitLoss	$ 3,537.6us-gaap_ProfitLoss	$ 3,071.6us-gaap_ProfitLoss
Adjustments to reconcile net income to net cash provided by operating activities:
Provision (credit) for credit losses	38.1us-gaap_ProvisionForDoubtfulAccounts	20.5us-gaap_ProvisionForDoubtfulAccounts	5.1us-gaap_ProvisionForDoubtfulAccounts
Provision for depreciation and amortization	1,306.5	1,140.3	1,004.2
Impairment charges	95.9us-gaap_AssetImpairmentCharges	102.0us-gaap_AssetImpairmentCharges	33.4us-gaap_AssetImpairmentCharges
Undistributed earnings of unconsolidated subsidiaries and affiliates	9.3	9.1	1.8
Provision (credit) for deferred income taxes	(280.1)us-gaap_DeferredIncomeTaxExpenseBenefit	(172.6)us-gaap_DeferredIncomeTaxExpenseBenefit	(91.8)us-gaap_DeferredIncomeTaxExpenseBenefit
Changes in assets and liabilities:
Trade receivables	(749.0)us-gaap_IncreaseDecreaseInReceivables	(1,510.2)us-gaap_IncreaseDecreaseInReceivables	(1,901.6)us-gaap_IncreaseDecreaseInReceivables
Insurance receivables	(149.9)	263.4	(338.5)
Inventories	(297.9)us-gaap_IncreaseDecreaseInInventories	(728.4)us-gaap_IncreaseDecreaseInInventories	(1,510.2)us-gaap_IncreaseDecreaseInInventories
Accounts payable and accrued expenses	(137.1)	217.1	1,061.8
Accrued income taxes payable/receivable	342.6	80.4	(72.3)
Retirement benefits	336.9de_IncreaseDecreaseInRetirementBenefits	262.0de_IncreaseDecreaseInRetirementBenefits	63.3de_IncreaseDecreaseInRetirementBenefits
Other	(231.2)	(47.6)	(233.6)
Net cash provided by operating activities	3,525.9	3,254.3	1,167.7
Cash Flows from Investing Activities
Proceeds from maturities and sales of marketable securities	1,022.5	843.9	240.3
Proceeds from sales of equipment on operating leases	1,091.5	936.7	799.5
Proceeds from sales of businesses, net of cash sold	345.8	22.0	30.2
Purchases of marketable securities	(614.6)	(1,026.3)	(922.2)
Purchases of property and equipment	(1,048.3)	(1,158.4)	(1,319.2)
Cost of equipment on operating leases acquired	(1,611.0)	(1,216.9)	(801.8)
Acquisitions of businesses, net of cash acquired		(83.5)
Other	(145.6)	(214.5)	43.2
Net cash used for investing activities	(2,881.0)	(4,820.7)	(4,004.1)
Cash Flows from Financing Activities
Increase in total short-term borrowings	89.2	2,749.4	894.9
Proceeds from long-term borrowings	8,232.0	4,734.0	10,642.0
Payments of long-term borrowings	(5,209.1)us-gaap_RepaymentsOfLongTermDebt	(4,958.5)us-gaap_RepaymentsOfLongTermDebt	(5,396.0)us-gaap_RepaymentsOfLongTermDebt
Proceeds from issuance of common stock	149.5	174.5	61.0
Repurchases of common stock	(2,731.1)	(1,531.4)	(1,587.7)
Dividends paid	(786.0)us-gaap_PaymentsOfDividendsCommonStock	(752.9)us-gaap_PaymentsOfDividendsCommonStock	(697.9)us-gaap_PaymentsOfDividendsCommonStock
Excess tax benefits from share-based compensation	30.8	50.7	30.1
Other	(63.6)	(59.3)	(66.2)
Net cash provided by (used for) financing activities	(288.3)	406.5	3,880.2
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(73.6)	11.7	(38.8)
Net Increase (Decrease) in Cash and Cash Equivalents	283.0	(1,148.2)	1,005.0
Cash and Cash Equivalents at Beginning of Year	3,504.0	4,652.2	3,647.2
Cash and Cash Equivalents at End of Year	3,787.0	3,504.0	4,652.2
Equipment Operations
Cash Flows from Operating Activities
Net income	3,163.3	3,537.6	3,071.6
Adjustments to reconcile net income to net cash provided by operating activities:
Provision (credit) for credit losses	2.9	10.8	6.0
Provision for depreciation and amortization	795.7	733.0	643.1
Impairment charges	95.9	102.0	33.4
Undistributed earnings of unconsolidated subsidiaries and affiliates	(463.4)	(369.0)	(413.7)
Provision (credit) for deferred income taxes	(236.4)	(204.6)	(115.7)
Changes in assets and liabilities:
Trade receivables	231.5	26.1	(255.0)
Inventories	496.2	(69.6)	(947.6)
Accounts payable and accrued expenses	(277.0)	470.5	887.0
Accrued income taxes payable/receivable	330.5	84.2	(102.7)
Retirement benefits	323.0	241.6	71.2
Other	70.0	106.0	70.5
Net cash provided by operating activities	4,532.2	4,668.6	2,948.1
Cash Flows from Investing Activities
Proceeds from maturities and sales of marketable securities	1,000.1	800.1	200.1
Proceeds from sales of businesses, net of cash sold	345.8	22.0	30.2
Purchases of marketable securities	(504.1)	(911.1)	(802.2)
Purchases of property and equipment	(1,045.2)	(1,155.2)	(1,316.2)
Increase in investment in Financial Services	(66.8)	(121.6)	(264.1)
Acquisitions of businesses, net of cash acquired		(83.5)
Other	(98.6)	(120.0)	(95.6)
Net cash used for investing activities	(368.8)	(1,569.3)	(2,247.8)
Cash Flows from Financing Activities
Increase in total short-term borrowings	(65.8)	36.0	(36.4)
Change in intercompany receivables/payables	(367.5)	(2,007.2)	45.5
Proceeds from long-term borrowings	60.7	282.9	2,521.5
Payments of long-term borrowings	(819.1)	(191.0)	(220.1)
Proceeds from issuance of common stock	149.5	174.5	61.0
Repurchases of common stock	(2,731.1)	(1,531.4)	(1,587.7)
Dividends paid	(786.0)	(752.9)	(697.9)
Excess tax benefits from share-based compensation	30.8	50.7	30.1
Other	(27.7)	(40.1)	(32.7)
Net cash provided by (used for) financing activities	(4,556.2)	(3,978.5)	83.3
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(61.3)	(5.4)	(63.2)
Net Increase (Decrease) in Cash and Cash Equivalents	(454.1)	(884.6)	720.4
Cash and Cash Equivalents at Beginning of Year	3,023.3	3,907.9	3,187.5
Cash and Cash Equivalents at End of Year	2,569.2	3,023.3	3,907.9
Financial Services
Cash Flows from Operating Activities
Net income	624.5	565.0	460.3
Adjustments to reconcile net income to net cash provided by operating activities:
Provision (credit) for credit losses	35.2	9.7	(0.9)
Provision for depreciation and amortization	574.9	492.2	439.2
Undistributed earnings of unconsolidated subsidiaries and affiliates	(1.7)	(0.9)	(1.3)
Provision (credit) for deferred income taxes	(43.7)	32.0	23.9
Changes in assets and liabilities:
Insurance receivables	(149.9)	263.4	(338.5)
Accounts payable and accrued expenses	263.3	(207.9)	382.1
Accrued income taxes payable/receivable	12.1	(3.8)	30.4
Retirement benefits	13.9	20.4	(7.9)
Other	(7.7)	73.5	(109.9)
Net cash provided by operating activities	1,320.9	1,243.6	877.4
Cash Flows from Investing Activities
Collections of receivables (excluding trade and wholesale)	16,772.0	15,440.0	14,320.7
Proceeds from maturities and sales of marketable securities	22.4	43.8	40.2
Proceeds from sales of equipment on operating leases	1,091.5	936.7	799.5
Cost of receivables acquired (excluding trade and wholesale)	(19,015.3)	(18,792.7)	(16,730.2)
Purchases of marketable securities	(110.5)	(115.2)	(120.0)
Purchases of property and equipment	(3.1)	(3.2)	(3.1)
Cost of equipment on operating leases acquired	(2,684.2)	(2,107.2)	(1,562.0)
Increase in trade and wholesale receivables	(782.0)	(1,152.7)	(1,518.5)
Other	(47.1)	(94.5)	138.8
Net cash used for investing activities	(4,756.3)	(5,845.0)	(4,634.6)
Cash Flows from Financing Activities
Increase in total short-term borrowings	155.0	2,713.5	931.3
Change in intercompany receivables/payables	367.5	2,007.2	(45.5)
Proceeds from long-term borrowings	8,171.3	4,451.1	8,120.5
Payments of long-term borrowings	(4,390.0)	(4,767.4)	(5,175.9)
Capital investment from Equipment Operations	66.8	121.6	264.1
Dividends paid	(150.0)	(186.0)	(43.5)
Other	(35.9)	(19.2)	(33.6)
Net cash provided by (used for) financing activities	4,184.7	4,320.8	4,017.4
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(12.3)	17.1	24.4
Net Increase (Decrease) in Cash and Cash Equivalents	737.0	(263.5)	284.6
Cash and Cash Equivalents at Beginning of Year	480.8	744.3	459.7
Cash and Cash Equivalents at End of Year	$ 1,217.8	$ 480.8	$ 744.3

The net change during the reporting period in trade and wholesale receivables.

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The change during the reporting period in insurance premium receivables due from other persons or entities and reinsurance receivables for the known and estimated amount recoverable from other insurance entities for claims paid or incurred by the ceding insurer including associated claims settlement expenses and policy benefits, net of any valuation allowance.

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The amount of pension and other (such as medical, dental and life insurance) postretirement benefit costs recognized during the period for defined benefit plans (periodic benefit costs include the following components: service cost, interest cost, expected return on plan assets, actuarial gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) due to settlements or curtailments), net of the amount of cash or cash equivalents contributed during the reporting period by the entity to fund its pension plans and its non-pension postretirement benefit plans or make direct payments to plan participants.

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The cash outflow for the purchase of amounts due from customers, lessees, borrowers, or others under the terms of its agreements, excluding trade and wholesale receivables.

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Amount of cash inflow from realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

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This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

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The increase (decrease) during the reporting period in the total amount due within one year (or one operating cycle) from all parties, associated with underlying transactions that are classified as operating activities.

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The increase (decrease) in cash associated with the entity's continuing operating, investing, and financing activities. While for technical reasons this element has no balance attribute, the default assumption is a debit balance consistent with its label.

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Amount of cash inflow (outflow) of financing activities, excluding 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.

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Amount of cash inflow (outflow) of investing activities, excluding discontinued operations. Investing activity cash flows include making and collecting loans and acquiring and disposing of debt or equity instruments and property, plant, and equipment and other productive assets.

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