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Restructuring, Impairment and Disposal Charges (Details) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Nov. 03, 2019 | Nov. 04, 2018 | Oct. 29, 2017 | Nov. 05, 2018
Restructuring Cost and Reserve [Line Items] |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Restructuring Liabilities |  |  |  | $ 67
Impairment and disposal charges | $ 67 | $ 13 |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Beginning balance | 22 | 45 | $ 151 |
Restructuring charges | 746 | 228 | 129 |
Utilization | 727 | 251 | 235 |
Ending balance | 108 | 22 | 45 |
Discontinued Operations, Held-for-Sale |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Restructuring charges |  | 2 | 5 |
Employee Termination Costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Restructuring Liabilities |  |  |  | 29
Restructuring Reserve [Roll Forward] |  |  |  |
Beginning balance | 16 | 28 | 116 |
Restructuring charges | 586 | 153 | 86 |
Utilization | 562 | 165 | 174 |
Ending balance | 69 | 16 | 28 |
Lease and Other Exit Costs |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Restructuring Liabilities |  |  |  | $ 38
Restructuring Reserve [Roll Forward] |  |  |  |
Beginning balance | 6 | 17 | 35 |
Restructuring charges | 160 | 75 | 43 |
Utilization | 165 | 86 | 61 |
Ending balance | 39 | 6 | 17 |
CA Technologies, Inc. |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring expense | 740 |  |  |
Brocade Communications Systems, Inc. |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring expense | 2 | 176 |  |
Broadcom |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Restructuring expense | $ 4 | $ 50 | 124 |
Impairment and disposal charges |  |  | $ 56 |

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- Definition This item represents liabilities associated with restructuring or exit activities of the acquiree, existing at the acquisition date (present liabilities of the acquiree). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121647850&loc=d3e4845-128472 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=121600890&loc=d3e2207-128464 + Details
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