Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Cash flows from operating activities:
Net earnings (loss)	$ 5,013	$ 5,113	$ (12,650)
Adjustments to reconcile net earnings (loss) to net cash provided by operating activities:
Depreciation and amortization	4,334	4,611	5,095
Impairment of goodwill and intangible assets			18,035
Stock-based compensation expense	560	500	635
Provision for doubtful accounts	55	61	142
Provision for inventory	211	275	277
Restructuring charges	1,619	990	2,266
Deferred taxes on earnings	(34)	(410)	(711)
Excess tax benefit from stock-based compensation	(58)	(2)	(12)
Other, net	81	443	265
Changes in operating assets and liabilities (net of acquisitions):
Accounts receivable	2,017	530	1,687
Financing receivables	420	484	(418)
Inventory	(580)	(4)	890
Accounts payable	1,912	541	(1,414)
Taxes on earnings	310	417	(320)
Restructuring	(1,506)	(904)	(840)
Other assets and liabilities	(2,021)	(1,037)	(2,356)
Net cash provided by operating activities	12,333	11,608	10,571
Cash flows from investing activities:
Investment in property, plant and equipment	(3,853)	(3,199)	(3,706)
Proceeds from sale of property, plant and equipment	843	653	617
Purchases of available-for-sale securities and other investments	(1,086)	(1,243)	(972)
Maturities and sales of available-for-sale securities and other investments	1,347	1,153	662
Payments made in connection with business acquisitions, net of cash acquired	(49)	(167)	(141)
Proceeds from business divestiture, net	6		87
Net cash used in investing activities	(2,792)	(2,803)	(3,453)
Cash flows from financing activities:
Short-term borrowings with original maturities less than 90 days, net	148	(154)	(2,775)
Issuance of debt	2,875	279	5,154
Payment of debt	(6,037)	(5,721)	(4,333)
Issuance of common stock under employee stock plans	297	288	716
Repurchase of common stock	(2,728)	(1,532)	(1,619)
Excess tax benefit from stock-based compensation	58	2	12
Cash dividends paid	(1,184)	(1,105)	(1,015)
Net cash used in financing activities	(6,571)	(7,943)	(3,860)
Increase in cash and cash equivalents	2,970	862	3,258
Cash and cash equivalents at beginning of period	12,163	11,301	8,043
Cash and cash equivalents at end of period	15,133	12,163	11,301
Supplemental cash flow disclosures:
Income taxes paid (net of refunds)	1,267	1,391	1,750
Interest expense paid	678	837	856
Supplemental schedule of non-cash investing and financing activities:
Purchase of assets under capital leases	$ 113	$ 3	$ 12