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PROPERTY, PLANT AND EQUIPMENT, NET (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
Property, Plant and Equipment [Line Items] |  |  |
Land | $ 61 | $ 58 |
Buildings and leasehold improvements | 1,147 | 1,055 |
Machinery and equipment | 638 | 579 |
Software | 221 | 182 |
Total property, plant and equipment | 2,067 | 1,874 |
Accumulated depreciation and amortization | (1,122) | (1,029) |
Property, plant and equipment, net | 945 | 845 |
Asset impairment charges | 2 | 6 | $ 0
Depreciation expense | 122 | 119 | $ 111
Fully depreciated assets no longer in use retired | $ 35 | $ 29 |

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- Definition Amount before accumulated depreciation of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 4 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=124098289&loc=d3e6812-107765 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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