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PENSION AND OTHER POSTRETIREMENT BENEFITS - Benefit Plan Obligations, Funded Status, and Assumptions (Details) - USD ($)
$ in Millions
 12 Months Ended
Nov. 03, 2019
Oct. 28, 2018
Oct. 29, 2017
Pensions      
Change in benefit obligations      
Beginning of year balance $ (12,108) $ (13,166)  
Service cost (261) (293) $ (274)
Interest cost (447) (390) (361)
Actuarial gain (loss) (2,174) 1,012  
Benefits paid 705 711  
Acquisition   (29)  
Foreign exchange and other 35 47  
End of year balance (14,250) (12,108) (13,166)
Change in plan assets (fair value)      
Beginning of year balance 12,602 12,093  
Actual return on plan assets 2,081 316  
Employer contribution 70 938  
Benefits paid (705) (711)  
Foreign exchange and other (24) (34)  
End of year balance 14,024 12,602 12,093
Funded (unfunded) status $ (226) $ 494  
Weighted-average assumptions      
Discount rates (as a percent) 3.00% 4.10%  
Rate of compensation increase (as a percent) 3.80% 3.80%  
Pensions | U.S.      
Change in plan assets (fair value)      
Employer contribution   $ 870  
Weighted-average assumptions      
Interest crediting rate - U.S. cash balance plan (as a percent) 2.10% 3.30%  
OPEB      
Change in benefit obligations      
Beginning of year balance $ (5,472) $ (6,162)  
Service cost (41) (45) (42)
Interest cost (216) (191) (194)
Actuarial gain (loss) (187) 624  
Amendments   (5)  
Benefits paid 316 317  
Health care subsidies (22) (12)  
Foreign exchange and other   2  
End of year balance (5,622) (5,472) (6,162)
Change in plan assets (fair value)      
Beginning of year balance 719 539  
Actual return on plan assets 82 6  
Employer contribution 448 488  
Benefits paid (316) (317)  
Foreign exchange and other 3 3  
End of year balance 936 719 $ 539
Funded (unfunded) status $ (4,686) $ (4,753)  
Weighted-average assumptions      
Discount rates (as a percent) 3.20% 4.50%  
OPEB | U.S.      
Change in plan assets (fair value)      
Employer contribution $ 300 $ 430