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Goodwill and Intangible Assets (Intangible Assets) (Details) - USD ($)
$ in Millions
Nov. 03, 2019
Nov. 04, 2018
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount $ 30,435 $ 18,415
Accumulated amortization (13,144) (7,917)
Finite-lived intagible assets, Net book value 17,291 10,498
Intangible assets, Gross carrying amount 30,698 18,679
Intangible assets, Net book value 17,554 10,762
IPR&D    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Intangible assets not subject to amortization 263 264
Purchased technology    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount 20,935 15,806
Accumulated amortization (10,113) (6,816)
Finite-lived intagible assets, Net book value 10,822 8,990
Customer contracts and related relationships    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount 5,978 1,792
Accumulated amortization (1,787) (878)
Finite-lived intagible assets, Net book value 4,191 914
Order backlog    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount 2,569  
Accumulated amortization (908)  
Finite-lived intagible assets, Net book value 1,661  
Trade names    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount 712 578
Accumulated amortization (247) (170)
Finite-lived intagible assets, Net book value 465 408
Other    
Schedule of Finite-Lived and Indefinite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, Gross carrying amount 241 239
Accumulated amortization (89) (53)
Finite-lived intagible assets, Net book value $ 152 $ 186