Retirement and Post-Retirement Benefit Plans (Tables)

12 Months Ended

Oct. 31, 2013

Retirement and Post-Retirement Benefit Plans

Schedule of fair value of plan assets and projected benefit obligations for US defined benefit plans and DPSP

	2013				2012
	Plan Assets		Projected Benefit Obligation		Plan Assets		Projected Benefit Obligation
	In millions
U.S. defined benefit plans	$	10,866	$	11,866	$	11,536	$	14,237
DPSP		837		837		958		958

Total	$	11,703	$	12,703	$	12,494	$	15,195

Schedule of net pension and post-retirement benefit cost (credit)

	U.S. Defined Benefit Plans									Non-U.S. Defined Benefit Plans									Post-Retirement Benefit Plans
	2013			2012			2011			2013			2012			2011			2013			2012			2011
	In millions
Service cost	$	1		$	1		$	1		$	337		$	294		$	343		$	6		$	7		$	9
Interest cost		560			566			594			676			690			694			31			35			35
Expected return on plan assets		(845	)		(793	)		(744	)		(1,007	)		(816	)		(890	)		(34	)		(38	)		(37	)
Amortization and deferrals:
Actuarial loss (gain)		77			43			33			341			235			235			2			(3	)		3
Prior service benefit		—			—			—			(27	)		(24	)		(14	)		(67	)		(79	)		(83	)

Net periodic benefit (credit) cost		(207	)		(183	)		(116	)		320			379			368			(62	)		(78	)		(73	)

Curtailment (gain) loss		—			—			—			(3	)		4			—			(7	)		(30	)		—
Settlement loss (gain)		12			11			3			18			(18	)		9			—			—			—
Special termination benefits		—			833			—			31			17			16			(5	)		227			—

Net benefit (credit) cost	$	(195	)	$	661		$	(113	)	$	366		$	382		$	393		$	(74	)	$	119		$	(73	)

Schedule of weighted average assumptions used to calculate net benefit (credit) cost

	U.S. Defined Benefit Plans									Non-U.S. Defined Benefit Plans									Post-Retirement Benefit Plans
	2013			2012			2011			2013			2012			2011			2013			2012			2011
Discount rate		4.1	%		4.8	%		5.6	%		3.8	%		4.5	%		4.4	%		3.0	%		4.4	%		4.4	%
Expected increase in compensation levels		2.0	%		2.0	%		2.0	%		2.4	%		2.5	%		2.5	%		—			—			—
Expected long-term return on assets		7.8	%		7.6	%		8.0	%		7.2	%		6.4	%		6.8	%		9.0	%		10.0	%		10.5	%

Schedule of funded status of the defined benefit and post-retirement benefit plans

	U.S. Defined Benefit Plans						Non-U.S. Defined Benefit Plans						Post-Retirement Benefit Plans

	2013			2012			2013			2012			2013			2012
	In millions
Change in fair value of plan assets:
Fair value—beginning of year	$	11,536		$	10,662		$	14,021		$	13,180		$	395		$	394
Acquisition/addition of plans		—			—			7			8			—			—
Actual return on plan assets		629			1,411			1,842			1,327			32			36
Employer contributions		54			50			634			582			102			31
Participant contributions		—			—			63			57			72			59
Benefits paid		(1,320	)		(556	)		(504	)		(462	)		(205	)		(125	)
Settlement		(33	)		(31	)		(96	)		(193	)		—			—
Currency impact		—			—			116			(478	)		—			—

Fair value—end of year		10,866			11,536			16,083			14,021			396			395

Change in benefit obligation:
Projected benefit obligation—beginning of year		14,237			11,945			18,097			16,328			1,056			816
Acquisition/addition of plans		—			—			14			25			—			—
Service cost		1			1			337			294			6			7
Interest cost		560			566			676			690			31			35
Participant contributions		—			—			63			57			72			59
Actuarial (gain) loss		(1,579	)		1,479			343			2,143			(85	)		34
Benefits paid		(1,320	)		(556	)		(504	)		(462	)		(205	)		(125	)
Plan amendments		—			—			6			(67	)		—			—
Curtailment		—			—			13			5			—			5
Settlement		(33	)		(31	)		(100	)		(395	)		—			—
Special termination benefits		—			833			31			17			(5	)		227
Currency impact		—			—			176			(538	)		(3	)		(2	)

Projected benefit obligation—end of year		11,866			14,237			19,152			18,097			867			1,056

Funded status at end of year	$	(1,000	)	$	(2,701	)	$	(3,069	)	$	(4,076	)	$	(471	)	$	(661	)

Accumulated benefit obligation	$	11,865		$	14,236		$	18,254		$	17,070

Schedule of weighted-average assumptions used to calculate the projected benefit obligations

	U.S. Defined Benefit Plans						Non-U.S. Defined Benefit Plans						Post-Retirement Benefit Plans

	2013			2012			2013			2012			2013			2012
Discount rate		4.9	%		4.1	%		3.9	%		3.8	%		3.9	%		3.0	%
Expected increase in compensation levels		2.0	%		2.0	%		2.4	%		2.4	%		—			—

Schedule of net amount recognized for the entity's defined benefit and post-retirement benefit plans in the entity's Consolidated Balance Sheets

	U.S. Defined Benefit Plans						Non-U.S. Defined Benefit Plans						Post-Retirement Benefit Plans

	2013			2012			2013			2012			2013			2012
	In millions
Noncurrent assets	$	—		$	—		$	479		$	260		$	—		$	—
Current liabilities		(33	)		(33	)		(46	)		(39	)		(109	)		(124	)
Noncurrent liabilities		(967	)		(2,668	)		(3,502	)		(4,297	)		(362	)		(537	)

Funded status at end of year	$	(1,000	)	$	(2,701	)	$	(3,069	)	$	(4,076	)	$	(471	)	$	(661	)

Summary of pretax net actuarial loss (gain) and prior service benefit recognized in accumulated other comprehensive loss for defined benefit and post-retirement benefit plans

	U.S. Defined Benefit Plans		Non-U.S. Defined Benefit Plans			Post-Retirement Benefit Plans
	In millions
Net actuarial loss (gain)	$	377	$	4,220		$	(96	)
Prior service benefit		—		(231	)		(161	)

Total recognized in accumulated other comprehensive loss	$	377	$	3,989		$	(257	)

Summary of actuarial loss and prior service benefit that are expected to be amortized from accumulated other comprehensive loss (income) and recognized as components of net periodic benefit cost (credit)

	U.S. Defined Benefit Plans		Non-U.S. Defined Benefit Plans			Post-Retirement Benefit Plans

	In millions
Net actuarial loss (gain)	$	16	$	311		$	(10	)
Prior service benefit		—		(24	)		(41	)

Total expected to be recognized in net periodic benefit cost (credit)	$	16	$	287		$	(51	)

Schedule of defined benefit plans with projected benefit obligations exceeding the fair value of plan assets

	U.S. Defined Benefit Plans				Non-U.S. Defined Benefit Plans

	2013		2012		2013		2012
	In millions
Aggregate fair value of plan assets	$	10,866	$	11,536	$	10,462	$	10,283
Aggregate projected benefit obligation	$	11,866	$	14,237	$	14,010	$	14,618

Schedule of defined benefit plans with accumulated benefit obligations exceeding the fair value of plan assets

	U.S. Defined Benefit Plans				Non-U.S. Defined Benefit Plans
	2013		2012		2013		2012
	In millions
Aggregate fair value of plan assets	$	10,866	$	11,536	$	9,926	$	10,193
Aggregate accumulated benefit obligation	$	11,865	$	14,236	$	12,703	$	13,645

Schedule of fair value of plan assets by asset category within the fair value hierarchy

The table below sets forth the fair value of plan assets as of October 31, 2013 by asset category within the fair value hierarchy.

	U.S. Defined Benefit Plans											Non-U.S. Defined Benefit Plans								Post-Retirement Benefit Plans

	Level 1			Level 2			Level 3		Total			Level 1		Level 2		Level 3		Total		Level 1			Level 2		Level 3		Total
	In millions
Asset Category:
Equity securities
U.S.	$	1,711		$	—		$	—	$	1,711		$	2,456	$	31	$	—	$	2,487	$	—		$	—	$	—	$	—
Non-U.S.		1,274			—			—		1,274			4,059		670		77		4,806		—			—		—		—
Debt securities
Corporate		—			3,028			—		3,028			—		3,347		—		3,347		—			17		—		17
Government⁽¹⁾		—			1,849			—		1,849			—		1,751		—		1,751		5			17		—		22
Alternative Investments
Private Equity⁽²⁾		—			—			1,250		1,250			—		2		48		50		—			—		234		234
Hybrids⁽³⁾		—			—			2		2					1,223		—		1,223		—			—		1		1
Hedge Funds⁽⁴⁾		—			—			113		113			—		226		204		430		—			—		—		—
Real Estate Funds		—			—			—		—			470		237		325		1,032		—			—		—		—
Insurance Group Annuity Contracts		—			—			—		—			—		50		81		131		—			—		—		—
Common Collective Trusts and 103-12 Investment Entities⁽⁵⁾		—			1,233			—		1,233			—		—		—		—		—			42		—		42
Registered Investment Companies ("RICs")⁽⁶⁾		61			329			—		390			—		—		—		—		79			—		—		79
Cash and Cash Equivalents⁽⁷⁾		11			62			—		73			648		4		—		652		—			3		—		3
Other⁽⁸⁾		(37	)		(20	)		—		(57	)		110		62		2		174		(2	)		—		—		(2	)

Total	$	3,020		$	6,481		$	1,365	$	10,866		$	7,743	$	7,603	$	737	$	16,083	$	82		$	79	$	235	$	396

⁽¹⁾: Includes debt issued by national, state and local governments and agencies.
⁽²⁾: Includes limited partnerships and venture capital partnerships as well as equity / buyout funds, venture capital, real estate and other similar funds that invest in the United States and internationally where foreign currencies are hedged.
⁽³⁾: Includes a fund that invests in both private and public equities primarily in the United States and the United Kingdom, as well as emerging markets across all sectors. The fund also holds fixed income and derivative instruments to hedge interest rate and inflation risk. In addition, the fund includes units in transferable securities, collective investment schemes, money market funds, cash and deposits.
⁽⁴⁾: Includes those that invest both long and short primarily in common stocks and credit, relative value, event driven equity, distressed debt and macro strategies. Management of the hedge funds has the ability to shift investments from value to growth strategies, from small to large capitalization stocks and bonds, and from a net long position to a net short position.
⁽⁵⁾: Department of Labor 103-12 IE (Investment Entity) designation is for plan assets held by two or more unrelated employee benefit plans which includes limited partnerships and venture capital partnerships.
⁽⁶⁾: Includes publicly and privately traded RICs.
⁽⁷⁾: Includes cash and cash equivalents such as short-term marketable securities.
⁽⁸⁾: Includes international insured contracts, derivative instruments and unsettled transactions.

The table below sets forth the fair value of our plan assets as of October 31, 2012 by asset category within the fair value hierarchy.

	U.S. Defined Benefit Plans											Non-U.S. Defined Benefit Plans								Post-Retirement Benefit Plans

	Level 1			Level 2			Level 3		Total			Level 1		Level 2		Level 3		Total		Level 1			Level 2		Level 3		Total
	In millions
Asset Category:
Equity securities
U.S.	$	1,150		$	—		$	—	$	1,150		$	1,621	$	28	$	—	$	1,649	$	—		$	—	$	—	$	—
Non-U.S.		866			—			—		866			4,049		50		76		4,175		—			—		—		—
Debt securities
Corporate		—			3,442			1		3,443			—		2,878		—		2,878		—			17		—		17
Government⁽¹⁾		—			3,037			—		3,037			—		1,653		—		1,653		6			16		—		22
Alternative Investments
Private Equity⁽²⁾		3			—			1,300		1,303			2		—		21		23		—			—		235		235
Hybrids⁽³⁾		—			—			2		2			—		1,089		—		1,089		—			—		1		1
Hedge Funds⁽⁴⁾		—			—			65		65			—		296		233		529		—			—		—		—
Real Estate Funds		—			—			—		—			449		177		194		820		—			—		—		—
Insurance Group Annuity Contracts		—			—			—		—			—		60		88		148		—			—		—		—
Common Collective Trusts and 103-12 Investment Entities⁽⁵⁾		—			1,546			—		1,546			—		—		—		—		—			49		—		49
Registered Investment Companies ("RICs")⁽⁶⁾		119			342			—		461			—		—		—		—		73			—		—		73
Cash and Cash Equivalents⁽⁷⁾		(66	)		108			—		42			439		5		—		444		—			2		—		2
Other⁽⁸⁾		(245	)		(134	)		—		(379	)		575		36		2		613		(4	)		—		—		(4	)

Total	$	1,827		$	8,341		$	1,368	$	11,536		$	7,135	$	6,272	$	614	$	14,021	$	75		$	84	$	236	$	395

⁽¹⁾: Includes debt issued by national, state and local governments and agencies. Certain U.S. treasury debt securities in the aggregate of $1.6 billion have been reclassified from level 1 to level 2 based upon further analysis of the investments.
⁽²⁾: Includes limited partnerships and venture capital partnerships as well as equity / buyout funds, venture capital, real estate and other similar funds that invest in the United States and internationally where foreign currencies are hedged.
⁽³⁾: Includes a fund that invests in both private and public equities primarily in the United States and the United Kingdom, as well as emerging markets across all sectors. The fund also holds fixed income and derivative instruments to hedge interest rate and inflation risk. In addition, the fund includes units in transferable securities, collective investment schemes, money market funds, cash and deposits.
⁽⁴⁾: Includes those that invest both long and short primarily in common stocks and credit, relative value, event driven equity, distressed debt and macro strategies. Management of the hedge funds has the ability to shift investments from value to growth strategies, from small to large capitalization stocks and bonds, and from a net long position to a net short position.
⁽⁵⁾: Department of Labor 103-12 IE (Investment Entity) designation is for plan assets held by two or more unrelated employee benefit plans which includes limited partnerships and venture capital partnerships.
⁽⁶⁾: Includes publicly and privately traded RICs.
⁽⁷⁾: Includes cash and cash equivalents such as short-term marketable securities.
⁽⁸⁾: Includes international insured contracts, derivative instruments and unsettled transactions.

Schedule of changes in fair value measurements of Level 3 investments

	U.S. Defined Benefit Plans													Non-U.S. Defined Benefit Plans																Post-Retirement Benefit Plans
	Debt Securities			Alternative Investments										Equity		Alternative Investments														Alternative Investments
	Corporate Debt			Private Equity			Hybrids		Hedge Funds		Total			Non U.S. Equities		Private Equity		Hedge Funds			Real Estate		Insurance Group Annuities			Other		Total		Private Equity			Hybrids		Total
Beginning balance at October 31, 2012	$	1		$	1,300		$	2	$	65	$	1,368		$	76	$	21	$	233		$	194	$	88		$	2	$	614	$	235		$	1	$	236
Actual return on plan assets:
Relating to assets still held at the reporting date		—			(9	)		—		13		4			1		8		—			16		(5	)		—		20		5			—		5
Relating to assets sold during the period		—			143			—		—		143			—		—		11			—		—			—		11		21			—		21
Purchases, sales, and settlements (net)		—			(184	)		—		35		(149	)		—		19		(40	)		115		(2	)		—		92		(27	)		—		(27	)
Transfers in and/or out of Level 3		(1	)		—			—		—		(1	)		—		—		—			—		—			—		—		—			—		—

Ending balance at October 31, 2013	$	—		$	1,250		$	2	$	113	$	1,365		$	77	$	48	$	204		$	325	$	81		$	2	$	737	$	234		$	1	$	235

	U.S. Defined Benefit Plans													Non-U.S. Defined Benefit Plans																													Post-Retirement Benefit Plans

	Debt Securities		Alternative Investments											Equity					Debt Securities			Alternative Investments																					Alternative Investments
	Corporate Debt		Private Equity			Hybrids			Hedge Funds		Total			U.S. Equities			Non U.S. Equities		Corporate Debt			Private Equity			Hedge Funds			Real Estate			Insurance Group Annuities			Cash			Other			Total			Private Equity			Hybrids		Total
	In millions
Beginning balance at October 31, 2011	$	—	$	1,356		$	4		$	—	$	1,360		$	30		$	—	$	3		$	20		$	300		$	199		$	89		$	(4	)	$	19		$	656		$	227		$	1	$	228
Actual return on plan assets:
Relating to assets still held at the reporting date		—		(67	)		(1	)		—		(68	)		(2	)		—		(1	)		(1	)		(76	)		(5	)		1			—			(1	)		(85	)		13			—		13
Relating to assets sold during the period		—		103			1			—		104			—			—		—			—			—			—			—			—			—			—			3			—		3
Purchases, sales, and settlements (net)		1		(92	)		(2	)		65		(28	)		—			—		(2	)		16			—			43			(2	)		—			—			55			(8	)		—		(8	)
Transfers in and/or out of Level 3		—		—			—			—		—			(28	)		76		—			(14	)		9			(43	)		—			4			(16	)		(12	)		—			—		—

Ending balance at October 31, 2012	$	1	$	1,300		$	2		$	65	$	1,368		$	—		$	76	$	—		$	21		$	233		$	194		$	88		$	—		$	2		$	614		$	235		$	1	$	236

Schedule of weighted-average target and actual asset allocations across the benefit plans

	U. S. Defined Benefit Plans									Non-U.S. Defined Benefit Plans									Post-Retirement Benefit Plans

				Plan Assets									Plan Assets									Plan Assets
	2013 Target Allocation			Plan Assets						2013 Target Allocation			Plan Assets						2013 Target Allocation			Plan Assets
Asset Category	2013 Target Allocation			2013			2012			2013 Target Allocation			2013			2012			2013 Target Allocation			2013			2012
Public equity securities					37.2	%		23.7	%					48.0	%		41.5	%					9.5	%		8.6	%
Private/other equity securities					12.6	%		11.9	%					7.9	%		11.7	%					59.2	%		59.6	%
Real estate and other					(0.5	)%		(3.3	)%					7.5	%		10.2	%					(0.1	)%		(0.9	)%

Equity related investments		55.0	%		49.3	%		32.3	%		64.0	%		63.4	%		63.4	%		68.0	%		68.6	%		67.3	%
Debt securities		45.0	%		48.2	%		61.5	%		35.2	%		32.5	%		33.4	%		28.0	%		29.0	%		27.9	%
Cash		—			2.5	%		6.2	%		0.8	%		4.1	%		3.2	%		4.0	%		2.4	%		4.8	%

Total		100.0	%		100.0	%		100.0	%		100.0	%		100.0	%		100.0	%		100.0	%		100.0	%		100.0	%

Schedule of estimated future benefits payable for the retirement and post-retirement plans

	U.S. Defined Benefit Plans		Non-U.S. Defined Benefit Plans		Post-Retirement Benefit Plans
	In millions
Fiscal year ending October 31
2014	$	694	$	549	$	146
2015	$	553	$	538	$	76	⁽¹⁾
2016	$	573	$	546	$	70
2017	$	610	$	596	$	67
2018	$	653	$	636	$	65
Next five fiscal years to October 31, 2023	$	3,681	$	3,960	$	286

⁽¹⁾: Decrease in future benefits payable due to the winding down of the 2012 EER program.