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PENSION AND POSTRETIREMENT BENEFITS - Components of Benefit Costs (Details) - USD ($)
$ in Millions
 3 Months Ended
Jan. 28, 2018
Jan. 29, 2017
Pensions    
Net Periodic Cost    
Service cost $ 72 $ 68
Interest cost 98 90
Expected return on plan assets (194) (197)
Amortization of actuarial (gain) loss 61 60
Amortization of prior service (credit) cost 3 3
Net cost 40 24
Defined benefit plan employer contributions 12  
Defined benefit plan employer contributions expected for the remainder of the fiscal year 56  
Health Care and Life Insurance    
Net Periodic Cost    
Service cost 11 10
Interest cost 48 49
Expected return on plan assets (5) (4)
Amortization of actuarial (gain) loss 16 25
Amortization of prior service (credit) cost (19) (19)
Net cost 51 $ 61
Defined benefit plan employer contributions 21  
Defined benefit plan employer contributions expected for the remainder of the fiscal year $ 53