PENSION AND OTHER POSTRETIREMENT BENEFITS - Components of Net Periodic Cost (Details) - USD ($) $ in Millions	3 Months Ended
	Feb. 02, 2020	Jan. 27, 2019
Net Periodic Cost
Location of costs excluding the service component	us-gaap:OtherCostOfOperatingRevenue	us-gaap:OtherCostOfOperatingRevenue
Pensions
Net Periodic Cost
Service cost	$ 84	$ 66
Interest cost	87	111
Expected return on plan assets	(205)	(200)
Amortization of actuarial (gain) loss	62	35
Amortization of prior service (credit) cost	3	3
Settlements	3
Net cost	34	15
Employer Contributions
Defined benefit plan employer contributions	24
Defined benefit plan employer contributions expected for the remainder of the fiscal year	68
OPEB
Net Periodic Cost
Service cost	12	10
Interest cost	37	54
Expected return on plan assets	(12)	(9)
Amortization of actuarial (gain) loss	7	5
Amortization of prior service (credit) cost	(1)	(18)
Curtailments	21
Net cost	64	$ 42
Benefit obligation reduction	(245)
Employer Contributions
Defined benefit plan employer contributions	43
Defined benefit plan employer contributions expected for the remainder of the fiscal year	397
OPEB | United States
Employer Contributions
Defined benefit plan employer contributions expected for the remainder of the fiscal year	300
OPEB | Employee-Separation Program | United States
Net Periodic Cost
Curtailments	$ 21