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SEGMENT INFORMATION (Profitability) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2018
Segment Reporting Information [Line Items] |  |  |
Total net revenue | $ 4,221 | $ 4,303 | $ 3,878
Income statement components (Loss) [Abstract] |  |  |
Revenues | 4,221 | 4,303 |
Income (loss) from operations | 765 | 711 | (394)
Depreciation expense | 104 | 96 | 103
Communications Solutions Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Total net revenue | 3,132 | 3,168 | 2,807
Income statement components (Loss) [Abstract] |  |  |
Amortization of acquisition-related balances |  | 9 | 36
Revenues | 3,132 | 3,168 |
Income (loss) from operations | 773 | 743 | 490
Depreciation expense | 81 | 74 | 80
Electronic Industrial Solutions Group |  |  |
Segment Reporting Information [Line Items] |  |  |
Total net revenue | 1,089 | 1,135 | 1,071
Income statement components (Loss) [Abstract] |  |  |
Amortization of acquisition-related balances |  | 0 | 0
Revenues | 1,089 | 1,135 |
Income (loss) from operations | 296 | 294 | 245
Depreciation expense | 23 | 22 | 23
Total Segments [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Total net revenue | 4,221 | 4,303 | 3,878
Income statement components (Loss) [Abstract] |  |  |
Amortization of acquisition-related balances |  | 9 | 36
Revenues |  | 4,312 | 3,914
Income (loss) from operations | 1,069 | 1,037 | 735
Depreciation expense | $ 104 | 96 | 103
Operating Segments [Member] | Communications Solutions Group |  |  |
Income statement components (Loss) [Abstract] |  |  |
Revenues |  | 3,177 | 2,843
Operating Segments [Member] | Electronic Industrial Solutions Group |  |  |
Income statement components (Loss) [Abstract] |  |  |
Revenues |  | $ 1,135 | $ 1,071

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