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PENSION AND OTHER POSTRETIREMENT BENEFITS - Components of Net Periodic Cost (Details) - USD ($)
$ in Millions
 12 Months Ended
Nov. 01, 2020
Nov. 03, 2019
Oct. 28, 2018
Net Periodic Cost      
Location primarily for costs excluding the service component us-gaap:OtherCostOfOperatingRevenue us-gaap:OtherCostOfOperatingRevenue us-gaap:OtherCostOfOperatingRevenue
Pensions      
Net Periodic Cost      
Service cost $ 321 $ 261 $ 293
Interest cost 347 447 390
Expected return on plan assets (819) (802) (775)
Amortization of actuarial loss 256 148 226
Amortization of prior service (credit) cost 13 11 12
Settlements/curtailments 25 5 8
Net cost $ 143 $ 70 $ 154
Weighted-Average Assumptions      
Discount rates - service cost (as a percent) 2.90% 4.00% 3.50%
Discount rates - interest cost (as a percent) 2.70% 4.00% 3.20%
Rate of compensation increase (as a percent) 3.80% 3.80% 3.80%
Expected long-term rates of return (as a percent) 6.40% 6.50% 6.90%
Pensions | United States      
Weighted-Average Assumptions      
Interest crediting rate - U.S. cash balance plan (as a percent) 2.10% 3.30% 2.60%
OPEB      
Net Periodic Cost      
Service cost $ 49 $ 41 $ 45
Interest cost 140 216 191
Expected return on plan assets (50) (36) (22)
Amortization of actuarial loss 29 16 62
Amortization of prior service (credit) cost (4) (72) (77)
Curtailments 34    
Net cost $ 198 $ 165 $ 199
Weighted-Average Assumptions      
Discount rates - service cost (as a percent) 3.70% 4.80% 4.30%
Discount rates - interest cost (as a percent) 2.70% 4.20% 3.30%
Expected long-term rates of return (as a percent) 5.70% 5.70% 5.70%
OPEB | 2020 Employee-Separation Programs      
Net Periodic Cost      
Curtailments $ 34