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PENSION AND OTHER POSTRETIREMENT BENEFITS - Fair Value of Plan Assets (Details) - USD ($) $ in Millions	Oct. 28, 2018	Oct. 29, 2017	Oct. 30, 2016
Pensions
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	$ 12,602	$ 12,093	$ 11,137
Pensions | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	5,670	5,658
Pensions | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	3,174	3,734
Pensions | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	2,496	1,924
Pensions | Cash and Short-term Investments | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	868	618
Pensions | Cash and Short-term Investments | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	377	349
Pensions | Cash and Short-term Investments | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	491	269
Pensions | Short-term Investments | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	219	203
Pensions | U.S. Equity Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,495	1,871
Pensions | U.S. Equity Securities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,466	1,850
Pensions | U.S. Equity Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	29	21
Pensions | U.S. Equity Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,526	1,704
Pensions | International Equity Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,143	1,551
Pensions | International Equity Securities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,136	1,541
Pensions | International Equity Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	7	10
Pensions | International Equity Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	802	921
Pensions | Government and Agency Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	764	483
Pensions | Government and Agency Securities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	500	241
Pensions | Government and Agency Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	264	242
Pensions | Corporate Debt Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,626	1,285
Pensions | Corporate Debt Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,626	1,285
Pensions | Corporate Debt Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	28	28
Pensions | Mortgage-backed Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	53	42
Pensions | Mortgage-backed Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	53	42
Pensions | Fixed Income Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,262	772
Pensions | Real Estate | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	76	103
Pensions | Real Estate | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	72	101
Pensions | Real Estate | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	4	2
Pensions | Real Estate | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	654	567
Pensions | Hedge Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	724	651
Pensions | Private Equity/Venture Capital | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1,680	1,560
Pensions | Derivative Contracts - Assets | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	102	159
Pensions | Derivative Contracts - Assets | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	3	28
Pensions | Derivative Contracts - Assets | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	99	131
Pensions | Interest Rate Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	48	79
Pensions | Foreign Exchange Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	47	49
Pensions | Equity Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets		27
Pensions | Other Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	7	4
Pensions | Derivative Contracts - Liabilities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(115)	(76)
Pensions | Derivative Contracts - Liabilities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(40)	(2)
Pensions | Derivative Contracts - Liabilities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(75)	(74)
Pensions | Interest Rate Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(49)	(48)
Pensions | Foreign Exchange Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(28)	(26)
Pensions | Equity Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(29)
Pensions | Other Contracts | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(9)	(2)
Pensions | Receivables, Payables, and Other | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(9)	1
Pensions | Receivables, Payables, and Other | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(10)	1
Pensions | Receivables, Payables, and Other | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1
Pensions | Securities Lending Collateral | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	561	420
Pensions | Securities Lending Collateral | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	561	420
Pensions | Securities Lending Liability | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(561)	(420)
Pensions | Securities Lending Liability | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(561)	(420)
Pensions | Securities Sold Short | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(333)	(379)
Pensions | Securities Sold Short | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(330)	(375)
Pensions | Securities Sold Short | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(3)	(4)
Pensions | Other Investments | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	37	29
Health Care
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	719	539
Health Care | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	237	152
Health Care | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	187	115
Health Care | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	50	37
Health Care | Cash and Short-term Investments | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	78	30
Health Care | Cash and Short-term Investments | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	73	28
Health Care | Cash and Short-term Investments | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	5	2
Health Care | Short-term Investments | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	2	1
Health Care | U.S. Equity Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	220	164
Health Care | U.S. Equity Securities and Funds | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	54	42
Health Care | U.S. Equity Securities and Funds | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	54	42
Health Care | International Equity Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	10	9
Health Care | International Equity Securities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	10	9
Health Care | International Equity Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	146	117
Health Care | Government and Agency Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	57	40
Health Care | Government and Agency Securities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	53	37
Health Care | Government and Agency Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	4	3
Health Care | Corporate Debt Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	29	21
Health Care | Corporate Debt Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	29	21
Health Care | Mortgage-backed Securities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	11	10
Health Care | Mortgage-backed Securities | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	11	10
Health Care | Fixed Income Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	83	87
Health Care | Real Estate | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1	1
Health Care | Real Estate | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1	1
Health Care | Real Estate Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	7	4
Health Care | Hedge Funds | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	7	4
Health Care | Private Equity/Venture Capital | Investments at net asset value:
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	17	10
Health Care | Foreign currency derivative contracts - assets | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1
Health Care | Foreign currency derivative contracts - assets | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	1
Health Care | Equity derivative contracts - liabilities | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(1)
Health Care | Equity derivative contracts - liabilities | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(1)
Health Care | Interest rate derivative contracts - assets | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets		1
Health Care | Interest rate derivative contracts - assets | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets		1
Health Care | Securities Lending Collateral | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	24	25
Health Care | Securities Lending Collateral | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	24	25
Health Care | Securities Lending Liability | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(24)	(25)
Health Care | Securities Lending Liability | Level 2
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(24)	(25)
Health Care | Securities Sold Short | Level 1, Level 2, Level 3
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	(3)	(2)
Health Care | Securities Sold Short | Level 1
Fair Values of Pension Plan and Health Care Assets by Category
Total net assets	$ (3)	$ (2)

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