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STOCKHOLDERS' EQUITY -Accumulated other comprehensive income (Details) - USD ($) $ in Millions | Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019
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Foreign currency translation, net of tax expense of $(8) and $(6) for 2021 and 2020, respectively | $ (185) | $ (194) | $ (204)
Foreign currency translation, tax | (8) | (6) |
Unrealized losses (including prior service benefit) on defined benefit plans, net of tax benefit of $80 and $154 for 2021 and 2020, respectively | (100) | (317) |
Unrealized losses on defined benefit plans, tax | 80 | 154 |
Unrealized gains (losses) on derivative instruments, tax | 1 | 6 |
Accumulated other comprehensive loss | (282) | (522) | $ (514)
AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax | $ 3 | $ (11) |

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