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GOODWILL AND OTHER INTANGIBLE ASSETS (Roll Forward) (Details) - USD ($) $ in Millions | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018 | Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018
Goodwill - Rollforward |  |  |  |  |  |
Beginning Balance | $ 1,209 | $ 1,171 |  |  |  |
Foreign currency translation impact | 14 | 8 |  |  |  |
Goodwill arising from acquisitions | 314 | 30 |  |  |  |
Impairment losses | 0 | 0 | $ (709) |  |  |
Ending Balance | 1,537 | 1,209 | 1,171 |  |  |
Goodwill, Gross |  |  |  | $ 2,246 | $ 1,918 | $ 1,880
Accumulated impairment losses |  |  |  | (709) | (709) | (709)
Goodwill | 1,537 | 1,171 | 1,171 | 1,537 | 1,209 | 1,171
Communications Solutions Group |  |  |  |  |  |
Goodwill - Rollforward |  |  |  |  |  |
Beginning Balance | 942 | 904 |  |  |  |
Foreign currency translation impact | 8 | 8 |  |  |  |
Goodwill arising from acquisitions | 34 | 30 |  |  |  |
Ending Balance | 984 | 942 | 904 |  |  |
Goodwill, Gross |  |  |  | 1,693 | 1,651 | 1,613
Accumulated impairment losses |  |  |  | (709) | (709) | (709)
Goodwill | 984 | 942 | 904 | 984 | 942 | 904
Electronic Industrial Solutions Group |  |  |  |  |  |
Goodwill - Rollforward |  |  |  |  |  |
Beginning Balance | 267 | 267 |  |  |  |
Foreign currency translation impact | 6 | 0 |  |  |  |
Goodwill arising from acquisitions | 280 | 0 |  |  |  |
Ending Balance | 553 | 267 | 267 |  |  |
Goodwill, Gross |  |  |  | 553 | 267 | 267
Accumulated impairment losses |  |  |  | 0 | 0 | 0
Goodwill | $ 553 | $ 267 | $ 267 | $ 553 | $ 267 | $ 267

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