Borrowings (Details) - USD ($)
$ in Millions
Jan. 30, 2022
Oct. 31, 2021
Jan. 19, 2021
Feb. 28, 2019
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 41,244 $ 41,499    
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net 1,803 1,834    
Long-term Debt 39,441 39,665    
Finance Lease, Liability, Current 31 26    
Finance Lease, Liability, Noncurrent 33 39    
Interest payable 417 282    
Commercial paper, Maximum borrowing capacity       $ 2,000
Fair Value, Inputs, Level 2        
Debt Instrument [Line Items]        
Long-term Debt, Fair Value 41,558      
Revolving Facility | January 2021 Credit Agreement        
Debt Instrument [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity     $ 7,500  
Foreign Line of Credit | January 2021 Credit Agreement        
Debt Instrument [Line Items]        
Line of Credit Facility, Maximum Borrowing Capacity     $ 500  
November 2035 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 3,250 $ 3,250    
Fixed interest rate 3.137% 3.137%    
Effective interest rate 4.23% 4.23%    
November 2036 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,750 $ 2,750    
Fixed interest rate 3.187% 3.187%    
Effective interest rate 4.79% 4.79%    
September 2021 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 6,000 $ 6,000    
April 2033 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,250 $ 2,250    
Fixed interest rate 3.419% 3.419%    
Effective interest rate 4.66% 4.66%    
April 2034 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 3,250 $ 3,250    
Fixed interest rate 3.469% 3.469%    
Effective interest rate 4.63% 4.63%    
March 2021 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 5,500 $ 5,500    
February 2028 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 750 $ 750    
Fixed interest rate 1.95% 1.95%    
Effective interest rate 2.10% 2.10%    
February 2031 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,750 $ 2,750    
Fixed interest rate 2.45% 2.45%    
Effective interest rate 2.56% 2.56%    
February 2033 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,750 $ 1,750    
Fixed interest rate 2.60% 2.60%    
Effective interest rate 2.70% 2.70%    
February 2041 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 3,000 $ 3,000    
Fixed interest rate 3.50% 3.50%    
Effective interest rate 3.60% 3.60%    
February 2051 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,750 $ 1,750    
Fixed interest rate 3.75% 3.75%    
Effective interest rate 3.84% 3.84%    
January 2021 Senior Notes Tranche        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 10,000 $ 10,000    
September 2026 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 752 $ 752    
Fixed interest rate 3.459% 3.459%    
Effective interest rate 4.19% 4.19%    
September 2028 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,965 $ 1,965    
Fixed interest rate 4.11% 4.11%    
Effective interest rate 5.02% 5.02%    
June 2020 Senior Notes [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,717 $ 2,717    
November 2023 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 105 $ 105    
Fixed interest rate 2.25% 2.25%    
Effective interest rate 2.40% 2.40%    
November 2025 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 900 $ 900    
Fixed interest rate 3.15% 3.15%    
Effective interest rate 3.29% 3.29%    
November 2030 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,679 $ 2,679    
Fixed interest rate 4.15% 4.15%    
Effective interest rate 4.27% 4.27%    
November 2032 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,000 $ 2,000    
Fixed interest rate 4.30% 4.30%    
Effective interest rate 4.39% 4.39%    
May 2020 Senior Notes [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 5,684 $ 5,684    
April 2025 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,020 $ 1,020    
Fixed interest rate 4.70% 4.70%    
Effective interest rate 4.88% 4.88%    
April 2030 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,086 $ 1,086    
Fixed interest rate 5.00% 5.00%    
Effective interest rate 5.18% 5.18%    
April 2020 Senior Notes [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,106 $ 2,106    
October 2024 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 622 $ 622    
Fixed interest rate 3.625% 3.625%    
Effective interest rate 3.98% 3.98%    
April 2026 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 944 $ 944    
Fixed interest rate 4.25% 4.25%    
Effective interest rate 4.54% 4.54%    
April 2029 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 1,958 $ 1,958    
Fixed interest rate 4.75% 4.75%    
Effective interest rate 4.95% 4.95%    
April 2019 Senior Notes [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 3,524 $ 3,524    
January 2022 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 0 $ 255    
Fixed interest rate 3.00% 3.00%    
Effective interest rate 3.21% 3.21%    
January 2023 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 260 $ 260    
Fixed interest rate 2.65% 2.65%    
Effective interest rate 2.78% 2.78%    
January 2024 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 829 $ 829    
Fixed interest rate 3.625% 3.625%    
Effective interest rate 3.74% 3.74%    
January 2025 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 495 $ 495    
Fixed interest rate 3.125% 3.125%    
Effective interest rate 3.23% 3.23%    
January 2027 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 2,922 $ 2,922    
Fixed interest rate 3.875% 3.875%    
Effective interest rate 4.02% 4.02%    
January 2028 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 777 $ 777    
Fixed interest rate 3.50% 3.50%    
Effective interest rate 3.60% 3.60%    
2017 Senior Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 5,283 $ 5,538    
August 2023 Senior Notes | CA Technologies, Inc.        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 143 $ 143    
Fixed interest rate 4.50% 4.50%    
Effective interest rate 4.10% 4.10%    
March 2027 Senior Notes | CA Technologies, Inc.        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 265 $ 265    
Fixed interest rate 4.70% 4.70%    
Effective interest rate 5.15% 5.15%    
Assumed CA Senior Notes | CA Technologies, Inc.        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 408 $ 408    
August 2022 - August 2034 Senior Notes | Broadcom Corporation        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 22 $ 22    
August 2022 - August 2034 Senior Notes | Minimum [Member] | Broadcom Corporation        
Debt Instrument [Line Items]        
Fixed interest rate 2.50% 2.50%    
Effective interest rate 2.59% 2.59%    
August 2022 - August 2034 Senior Notes | Maximum [Member] | Broadcom Corporation        
Debt Instrument [Line Items]        
Fixed interest rate 4.50% 4.50%    
Effective interest rate 4.55% 4.55%    
Revolver Borrowings        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 0 $ 0    
Commercial Paper Notes        
Debt Instrument [Line Items]        
Long-term Debt, Gross $ 0 $ 0