Borrowings (Details) $ in Millions | Nov. 05, 2018USD ($) | Nov. 17, 2017USD ($) | Aug. 02, 2020USD ($) | May 03, 2020USD ($) | Feb. 02, 2020USD ($) | Nov. 01, 2020USD ($) | Nov. 03, 2019USD ($) | Nov. 04, 2018USD ($) | May 08, 2020USD ($) | Nov. 04, 2019USD ($) | May 07, 2019USD ($) | Apr. 05, 2019USD ($) | Feb. 28, 2019USD ($) | Oct. 29, 2017USD ($) |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt, Long-term and Short-term, Combined Amount, Gross | | | | | | | $ 41,498 | $ 33,059 | | | | | | | |
Unaccreted discount/premium and unamortized debt issuance costs | | | | | | | (504) | (261) | | | | | | | |
Debt, Long-term and Short-term, Combined Amount, Net | | | | | | | 40,994 | 32,798 | | | | | | | |
Finance Lease, Liability, Current | | | | | | | 20 | | | | | | | | |
Finance Lease, Liability, Noncurrent | | | | | | | 48 | | | | | | | | |
Debt Conversion, Original Debt, Amount | | | | | | | 3,742 | | | | | | | | |
Payment for Debt Extinguishment or Debt Prepayment Cost | | | | | $ 78 | | | | | | | | | | |
Debt repayment | | | | | | | 18,814 | 16,800 | $ 973 | | | | | | |
Write-off of debt issuance costs | | | | | $ 15 | | | | | | | | | | |
Accrued interest payable | | | | | | | 304 | $ 214 | | | | | | | |
Fair Value, Inputs, Level 2 | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fair value of debt | | | | | | | $ 45,274 | | | | | | | | |
Revolving Credit Facility [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | | | | | | | | | | $ 500 | | | |
May 2019 Credit Agreement [Member] | Revolving Credit Facility [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Line of Credit Facility, Maximum Borrowing Capacity | | | | | | | | | | | | 5,000 | | | |
CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Redemption price, Percentage | | | | | | | 101.00% | | | | | | | | |
Business Combination, Consideration Transferred | | $ 18,844 | | | | | | | | | | | | | |
Brocade Communications Systems, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Business Combination, Consideration Transferred | | | $ 6,038 | | | | | | | | | | | | |
Symantec | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Business Combination, Consideration Transferred | | | | | | | $ 10,700 | | | | | | | | |
September 2026 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.459% | 3.459% | | | | | | | |
Effective interest rate | | | | | | | 4.19% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,695 | $ 0 | | | | | | | |
September 2028 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.11% | 4.11% | | | | | | | |
Effective interest rate | | | | | | | 5.02% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,222 | $ 0 | | | | | | | |
November 2023 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 2.25% | 2.25% | | | | | | | |
Effective interest rate | | | | | | | 2.40% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,000 | $ 0 | | | | | | | |
November 2025 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.15% | 3.15% | | | | | | | |
Effective interest rate | | | | | | | 3.29% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,250 | $ 0 | | | | | | | |
November 2030 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.15% | 4.15% | | | | | | | |
Effective interest rate | | | | | | | 4.27% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,750 | $ 0 | | | | | | | |
November 2032 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.30% | 4.30% | | | | | | | |
Effective interest rate | | | | | | | 4.39% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,000 | $ 0 | | | | | | | |
April 2025 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.70% | 4.70% | | | | | | | |
Effective interest rate | | | | | | | 4.88% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,250 | $ 0 | | | | | | | |
April 2030 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 5.00% | 5.00% | | | | | | | |
Effective interest rate | | | | | | | 5.18% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,250 | $ 0 | | | | | | | |
Term Loan due November 2022 | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Floating interest rate, LIBOR plus | | | | | | | 1.125% | 1.125% | | | | | | | |
Effective interest rate | | | | | | | 1.54% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,819 | $ 0 | | | $ 7,750 | | | | |
Debt repayment | | | | $ 2,712 | | | $ 5,931 | | | | | | | | |
Term Loan due November 2024 | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Floating interest rate, LIBOR plus | | | | | | | 1.25% | 1.25% | | | | | | | |
Effective interest rate | | | | | | | 1.56% | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 4,069 | $ 0 | | | $ 7,750 | | | | |
Debt repayment | | | | 2,712 | | | $ 3,681 | | | | | | | | |
Term Loan through May 2024 [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Floating interest rate, LIBOR plus | | | | | | | 1.25% | 1.25% | | | | | | | |
Effective interest rate | | | | | | | | 3.36% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 0 | $ 800 | | | | | | | |
Debt repayment | | | | | | | | $ 1,200 | | | | | | | |
Term Loan through May 2024 [Member] | May 2019 Credit Agreement [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | | | 2,000 | | | |
Term Loan through May 2026 [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Floating interest rate, LIBOR plus | | | | | | | 1.375% | 1.375% | | | | | | | |
Effective interest rate | | | | | | | | 3.45% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 0 | $ 800 | | | | | | | |
Debt repayment | | | | | | | | $ 1,200 | | | | | | | |
Term Loan through May 2026 [Member] | May 2019 Credit Agreement [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | | | 2,000 | | | |
April 2021 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | 3.125% | | 3.125% | 3.125% | | | | | | | |
Effective interest rate | | | | | | | 3.61% | 3.61% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 525 | $ 2,000 | | | | | | | |
Debt repayment | | | | | $ 1,274 | | | | | | | | | | |
October 2022 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.125% | 3.125% | | | | | | | |
Effective interest rate | | | | | | | 3.53% | 3.53% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 693 | $ 1,500 | | | | | | | |
October 2024 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.625% | 3.625% | | | | | | | |
Effective interest rate | | | | | | | 3.98% | 3.98% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,044 | $ 2,000 | | | | | | | |
April 2026 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.25% | 4.25% | | | | | | | |
Effective interest rate | | | | | | | 4.54% | 4.54% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 2,500 | $ 2,500 | | | | | | | |
April 2029 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.75% | 4.75% | | | | | | | |
Effective interest rate | | | | | | | 4.95% | 4.95% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 3,000 | $ 3,000 | | | | | | | |
January 2020 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | 2.375% | 2.375% | 2.375% | | | | | | | |
Effective interest rate | | | | | | | | 2.62% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 0 | $ 2,750 | | | | | | | |
Debt repayment | | | | | | $ 2,750 | | | | | | | | | |
January 2021 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | 2.20% | | 2.20% | 2.20% | | | | | | | |
Effective interest rate | | | | | | | 2.41% | 2.41% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 282 | $ 750 | | | | | | | |
Debt repayment | | | | | $ 351 | | | | | | | | | | |
January 2022 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | 3.00% | | 3.00% | 3.00% | | | | | | | |
Effective interest rate | | | | | | | 3.21% | 3.21% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 842 | $ 3,500 | | | | | | | |
Debt repayment | | | | | $ 2,361 | | | | | | | | | | |
January 2023 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 2.65% | 2.65% | | | | | | | |
Effective interest rate | | | | | | | 2.78% | 2.78% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,000 | $ 1,000 | | | | | | | |
January 2024 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.625% | 3.625% | | | | | | | |
Effective interest rate | | | | | | | 3.74% | 3.74% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,352 | $ 2,500 | | | | | | | |
January 2025 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.125% | 3.125% | | | | | | | |
Effective interest rate | | | | | | | 3.23% | 3.23% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,000 | $ 1,000 | | | | | | | |
January 2027 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.875% | 3.875% | | | | | | | |
Effective interest rate | | | | | | | 4.02% | 4.02% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 4,800 | $ 4,800 | | | | | | | |
January 2028 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.50% | 3.50% | | | | | | | |
Effective interest rate | | | | | | | 3.60% | 3.60% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 1,250 | $ 1,250 | | | | | | | |
December 2019 Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | 5.375% | 5.375% | 5.375% | | | | | | | |
Effective interest rate | | | | | | | | 3.43% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 0 | $ 750 | | | | | | | |
Debt repayment | | | | | | $ 750 | | | | | | | | | |
August 2022 Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 3.60% | 3.60% | | | | | | | |
Effective interest rate | | | | | | | 4.07% | 4.07% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 283 | $ 500 | | | | | | | |
August 2023 Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.50% | 4.50% | | | | | | | |
Effective interest rate | | | | | | | 4.10% | 4.10% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 250 | $ 250 | | | | | | | |
March 2027 Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.70% | 4.70% | | | | | | | |
Effective interest rate | | | | | | | 5.15% | 5.15% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 350 | $ 350 | | | | | | | |
Assumed Brocade Convertible Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt repayment | | | | | | | 37 | | | | | | | | |
Assumed Brocade Convertible Notes | Brocade Communications Systems, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | 1.375% | | | | | 1.375% | | | | | | | |
Effective interest rate | | | | | | | | 0.63% | | | | | | | |
Total principal amount outstanding | | | $ 575 | | | | 0 | $ 37 | | | | | | | |
Convertible debt, Repurchased principal amount | | | | | | | | | 537 | | | | | | |
Convertible debt, Converted repurchase amount | | | | | | | | | $ 548 | | | | | | |
Assumed Brocade Convertible Notes | Brocade Communications Systems, Inc. | Debt Instrument, Redemption, Period One | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Convertible debt, Redemption price per $1,000 of principal | | | | | | | | | 1,018 | | | | | | |
August 2022 - August 2014 Senior Notes | Broadcom Corporation | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 22 | $ 22 | | | | | | | |
August 2022 - August 2014 Senior Notes | Broadcom Corporation | Minimum | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 2.50% | 2.50% | | | | | | | |
Effective interest rate | | | | | | | 2.59% | 2.59% | | | | | | | |
August 2022 - August 2014 Senior Notes | Broadcom Corporation | Maximum | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | 4.50% | 4.50% | | | | | | | |
Effective interest rate | | | | | | | 4.55% | 4.55% | | | | | | | |
August 2020 Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Fixed interest rate | | | | | | | | 3.60% | | | | | | | |
Debt repayment | | | | | | | | $ 400 | | | | | | | |
2017 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | | | | | | $ 17,550 |
Redemption price, Percentage | | | | | | | 101.00% | | | | | | | | |
Assumed CA Senior Notes | CA Technologies, Inc. | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | $ 2,250 | | | | | | | | | | | | | |
Term Loan due May 2022 [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt repayment | | | | | | | | 2,000 | | | | | | | |
Term Loan due May 2022 [Member] | May 2019 Credit Agreement [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | | | $ 2,000 | | | |
April 2019 Senior Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | | | | $ 11,000 | | |
June 2020 Senior Notes [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt Instrument, Unamortized Premium | | | | | | | $ 177 | | | | | | | | |
Redemption price, Percentage | | | | | | | 101.00% | | | | | | | | |
May 2020 Senior Notes [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | | | | $ 8,000 | | | | | |
Redemption price, Percentage | | | | | | | 101.00% | | | | | | | | |
April 2020 Senior Notes [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Total principal amount outstanding | | | | | | | $ 4,500 | | | | | | | | |
Redemption price, Percentage | | | | | | | 101.00% | | | | | | | | |
November 2019 Term Loans [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt repayment | | | | 5,424 | | | $ 9,612 | | | | | | | | |
Write-off of debt issuance costs | | | | | | | 60 | | | | | | | | |
Revolver Borrowings [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt repayment | | | | $ 3,000 | | | | | | | | | | | |
May 2019 Term Loans [Member] | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Debt repayment | | | | | | | 1,600 | | | | | | | | |
Write-off of debt issuance costs | | | | | | | | $ 22 | | | | | | | |
Commercial Paper Notes | | | | | | | | | | | | | | | |
Debt Instrument [Line Items] | | | | | | | | | | | | | | | |
Effective interest rate | [1] | | | | | | | 2.55% | | | | | | | |
Total principal amount outstanding | | | | | | | $ 0 | $ 1,000 | | | | | | | |
Commercial paper, Maximum borrowing capacity | | | | | | | | | | | | | | $ 2,000 | |
| |
[1] | Represents the weighted average interest rate on outstanding commercial paper. | |