Financial Instruments (Detail 5) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2013
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Portion of the hedging instruments gain or loss excluded from the assessment of effectiveness for fair value, cash flow or net investment hedges	$ 0	$ 0	$ 0
Net revenue	103,355	111,454	112,298
Cost of products	97,884	104,269	105,167
Interest and other, net	(739)	(628)	(621)
Earnings before taxes	4,732	6,557	6,510
Pre-tax effect of derivative instruments not designated as hedging instruments on the Consolidated Condensed Statements of Earnings
Gain (Loss) recognized in income on derivatives not designated as hedges	304	106	170
Change in unrealized (losses) gains on cash flow hedges | Reclassifications of losses (gains) into earnings
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Net revenue	(1,271)	21	(48)
Cost of products	150	71	165
Other operating expenses	7	9	(1)
Interest and other, net	(198)	50	(10)
Earnings before taxes	(1,312)	151	106
Interest rate contracts
Pre-tax effect of derivative instruments and related hedged items in a fair value hedging relationship
(Loss) Gain Recognized in Income on Derivative	(67)	1	(270)
(Loss) Gain recognized in Income on Related Hedged Item	67	(1)	270
Pre-tax effect of derivative instruments not designated as hedging instruments on the Consolidated Condensed Statements of Earnings
Gain (Loss) recognized in income on derivatives not designated as hedges			3
Foreign exchange contracts
Pre-tax effect of derivative instruments not designated as hedging instruments on the Consolidated Condensed Statements of Earnings
Gain (Loss) recognized in income on derivatives not designated as hedges	304	106	156
Other derivatives
Pre-tax effect of derivative instruments not designated as hedging instruments on the Consolidated Condensed Statements of Earnings
Gain (Loss) recognized in income on derivatives not designated as hedges			11
Cash flow hedges
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	1,091	337	(243)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	1,312	(151)	(106)
Gain expected to be reclassified from Accumulated OCI into earnings in next 12 months	26
Cash flow hedges | Foreign exchange contracts
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	203	(60)	21
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	198	(50)	10
Cash flow hedges | Foreign exchange contracts | Net revenue
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	1,067	593	(53)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	1,271	(21)	48
Cash flow hedges | Foreign exchange contracts | Cost of products
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	(176)	(203)	(192)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(150)	(71)	(165)
Cash flow hedges | Foreign exchange contracts | Other operating expenses
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	(3)	7	(19)
Gain (Loss) Reclassified from Accumulated OCI into Income (Effective Portion)	(7)	(9)	1
Net investment hedges | Foreign exchange contracts
Pre-tax effect of derivative instruments in cash flow and net investment hedging relationships
Gain (Loss) Recognized in Other Comprehensive Income ("OCI") on Derivative (Effective portion)	$ 228	$ 57	$ 38