NEW ACCOUNTING STANDARDS (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 02, 2020	Nov. 04, 2019	Nov. 03, 2019	Jan. 27, 2019
New accounting standards
Other intangible assets - net	$ 1,349	$ 1,357	$ 1,380	$ 1,507
Other assets	2,362	2,301	1,899	1,832
Short-term borrowings	10,008	10,795	10,784	10,738
Accounts payable and accrued expenses	8,630	10,004	9,656	9,086
Long-term borrowings	$ 30,475	30,249	$ 30,229	$ 27,855
ASU 2016-02
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
Change in Accounting Principle, Accounting Standards Update, Transition Option Elected [Fixed List]	Modified Retrospective
Lease, Practical Expedients, Package [true false]	true
Lease, Practical Expedient, Use of Hindsight [true false]	false
ASU 2017-08
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
ASU 2018-07
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	true
ASU 2016-13
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
ASU 2018-15
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
ASU 2019-12
New accounting standards
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]	false
Cumulative Effect from Adoption | ASU 2016-02
New accounting standards
Other intangible assets - net		(23)
Other assets		402
Short-term borrowings		11
Accounts payable and accrued expenses		348
Long-term borrowings		$ 20