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STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  |  | 12 Months Ended | 36 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Dec. 17, 2020 | Feb. 25, 2020 | Oct. 31, 2021 | Oct. 31, 2020 | Oct. 31, 2019 | Oct. 31, 2022 | Nov. 05, 2021 | Nov. 05, 2020 | Nov. 05, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  | $ 34.1 | $ (1.2) | $ 12.7 |  |  |  |
2020 Long Term Incentive Plan Restricted Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Long-term incentive plan, requisite service period |  |  | 3 years |  |  |  |  |  |
2005 Director Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock options granted (shares) |  |  | 0 | 0 | 0 |  |  |  |
Number of shares forfeited |  |  | 0 | 0 | 0 |  |  |  |
Restricted Stock Units (RSUs) |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
RSUs Granted (shares) | 139,360,000 | 147,325,000 |  |  |  |  |  |  |
Weighted Average Fair Value of RSUs (in dollars per share) | $ 48.50 | $ 37.42 |  |  |  |  |  |  |
Restricted Stock Units (RSUs) | 2020 Long Term Incentive Plan Restricted Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Award vesting period |  |  | 3 years |  |  |  |  |  |
Performance Shares | Scenario, Forecast | 2020 Long Term Incentive Plan Restricted Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Long-term incentive plan, requisite service period |  |  |  |  |  | 3 years |  |  |
Long Term Incentive Plan Restricted Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  | $ 32.8 | $ (2.4) | $ 11.6 |  |  |  |
Long-term incentive plan, requisite service period |  |  | 3 years | 3 years | 3 years |  |  |  |
RSUs Granted (shares) |  |  | 80,252 | 153,275 |  |  |  |  |
Weighted Average Fair Value of RSUs (in dollars per share) |  |  | $ 50.08 | $ 34.50 |  |  |  |  |
2005 Outside Directors Equity Award Plan Restricted Stock |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  | $ 1.2 | $ 1.1 | $ 1.1 |  |  |  |
RSUs Granted (shares) |  |  | 25,686 | 27,768 |  |  |  |  |
Weighted Average Fair Value of RSUs (in dollars per share) |  |  | $ 47.29 | $ 38.89 |  |  |  |  |
Class A Common Stock 2001 Plan |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Stock options granted (shares) |  |  | 0 | 0 | 0 |  |  |  |
Number of shares forfeited |  |  | 0 | 0 | 0 |  |  |  |
Class A Common Stock 2001 Plan | Officer |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Share based compensation expense |  |  | $ 0.1 | $ 0.1 | $ 0.1 |  |  |  |
Grants in the period (shares) |  |  |  |  | 9,000 |  |  |  |
Class A Common Stock 2001 Plan | Officer | Share-based Payment Arrangement, Tranche One |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting installments (shares) |  |  |  |  |  |  |  | 3,000 | 3,000
Class A Common Stock 2001 Plan | Officer | Share-based Payment Arrangement, Tranche One | Subsequent Event |  |  |  |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |
Vesting installments (shares) |  |  |  |  |  |  | 3,000 |  |

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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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