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Income Taxes (Textual) (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Nov. 03, 2019
Nov. 04, 2018
Oct. 29, 2017
Oct. 30, 2016
Income Tax Contingency [Line Items]        
Income tax benefits for stock-based awards exercised or released $ 232 $ 181 $ 273  
Tax Adjustments, Settlements, and Unusual Provisions 131      
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability $ 80      
U.S. corporate tax rate 21.00% 21.00% 17.00%  
Tax Cuts and Jobs Act of 2017, Total provisional benefit   $ (7,278)    
Tax Cuts and Jobs Act of 2017, Transition Tax benefit   (7,212)    
Tax Cuts and Jobs Act of 2017, Reduction in federal deferred income tax liabilities on accumulated foreign earnings   (10,457)    
Tax Cuts and Jobs Act of 2017, Federal provisional long-term Transaction Tax payable   2,133    
Tax Cuts and Jobs Act of 2017, Unrecognized federal tax benefits related to Transition Tax   1,112    
Tax Cuts and Jobs Act of 2017, Remeasurement of deferred tax assets and liabilitiess   (66)    
Discrete tax expense from entity reorganizations $ 66   $ 76  
Tax Cuts and Jobs Act, Income Tax Expense (Benefit) [Abstract] 113      
Undistributed Earnings of Foreign Subsidiaries 2,677      
Valuation allowance 1,563 1,347    
Unrecognized tax benefits, Period increase (decrease) 392 1,774 273  
Unrecognized tax benefits 4,422 4,030 2,256 $ 1,983
Unrecognized tax benefits, Decrease resulting from audit settlement with taxing authorities 229 4 121  
Unrecognized tax benefits, Reduction resulting from lapse of applicable statute of limitations 36 20 12  
Unrecognized tax benefits, Income tax penalties and interest accrued 303 190    
Unrecognized tax benefits that would impact effective tax rate 4,725 4,220    
Decrease in unrecognized tax benefits is reasonably possible (154)      
Deferred Tax Liability Not Recognized, Amount of Unrecognized Deferred Tax Liability, Undistributed Earnings of Foreign Subsidiaries $ 281      
Remeasurement of Withholding Taxes on Undistributed Earnings        
Income Tax Contingency [Line Items]        
Increase (decrease) in deferred income taxes   (1,162)    
U.S. Tax Provision on Accumulated Foreign Earnings and Profits        
Income Tax Contingency [Line Items]        
Increase (decrease) in deferred income taxes   $ 167    
Pre Tax Reform Tax Rate        
Income Tax Contingency [Line Items]        
U.S. corporate tax rate   35.00%    
Latest Tax Year Tax Rate        
Income Tax Contingency [Line Items]        
U.S. corporate tax rate 21.00%      
Domestic Tax Authority        
Income Tax Contingency [Line Items]        
Income tax holiday, Income tax benefit $ 923 $ 590 $ 237  
Income tax holiday, Income tax benefits (in dollars per share) $ 2.20 $ 1.37 $ 0.56  
Internal Revenue Service (IRS)        
Income Tax Contingency [Line Items]        
Net operating loss carryforwards $ 123      
Research and development tax credits 252      
Internal Revenue Service (IRS) | Subject to Annual Limitation        
Income Tax Contingency [Line Items]        
Tax credit carryforwards 123      
State and Local Jurisdiction        
Income Tax Contingency [Line Items]        
Net operating loss carryforwards 2,813      
Research and development tax credits 1,653      
Foreign Tax Authority        
Income Tax Contingency [Line Items]        
Net operating loss carryforwards 1,157      
CA Technologies, Inc.        
Income Tax Contingency [Line Items]        
Deferred Other Tax Expense (Benefit) (54)      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities $ 2,434