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NET INCOME (LOSS) PER COMMON SHARE | 3 Months Ended
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Jan. 31, 2022
Earnings Per Share [Abstract] |
NET INCOME (LOSS) PER COMMON SHARE | NET INCOME (LOSS) PER COMMON SHARE Basic and Diluted Net Income (Loss) Per Common Share Calculations
| Three Months Ended January 31, |  |
(in millions, except per share amounts) | 2022 |  | 2021 |  |  |  |
Net income | $ | 76.0 |  |  | $ | 74.6 |  |  |  |  |
Weighted-average common and common equivalent shares outstanding — Basic | 67.9 |  |  | 67.2 |  |  |  |  |
Effect of dilutive securities(1) |  |  |  |  |  |  |
Restricted stock units | 0.2 |  |  | 0.2 |  |  |  |  |
Stock options | — |  |  | 0.1 |  |  |  |  |
Performance shares | 0.2 |  |  | 0.2 |  |  |  |  |
Weighted-average common and common equivalent shares outstanding — Diluted | 68.3 |  |  | 67.6 |  |  |  |  |
Net income per common share |  |  |  |  |  |  |
Basic | $ | 1.12 |  |  | $ | 1.11 |  |  |  |  |
Diluted | 1.11 |  |  | 1.10 |  |  |  |  |
(1) Excludes the impact of potentially dilutive outstanding share-based securities that are excluded from the calculation of diluted loss per share in periods when we have a loss, as their inclusion would have an anti-dilutive effect. Such impact is included in the table below. Anti-Dilutive Outstanding Stock Awards Issued Under Share-Based Compensation Plans
| Three Months Ended January 31, |  |
(in millions) | 2022 |  | 2021 |  |  |  |
Anti-dilutive | — |  |  | 0.1 |  |  |  |  |

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