COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Millions |
12 Months Ended | ||
|---|---|---|---|
Oct. 31, 2017 |
Oct. 31, 2016 |
Oct. 31, 2015 |
|
| Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] | |||
| Future minimum lease payments 2018 | $ 42 | ||
| Future minimum lease payments 2019 | 33 | ||
| Future minimum lease payments 2020 | 19 | ||
| Future minimum lease payments 2021 | 10 | ||
| Future minimum lease payments 2022 | 6 | ||
| Future minimum lease payments thereafter | 26 | ||
| Operating Leases, Future Minimum Payments Receivable [Abstract] | |||
| Future minimum lease income 2018 | 9 | ||
| Future minimum lease income 2019 | 9 | ||
| Future minimum lease income 2020 | 8 | ||
| Future minimum lease income thereafter | 10 | ||
| Total rent expense | $ 57 | $ 61 | $ 65 |