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POST RETIREMENT BENEFIT PLANS (Tables) | 9 Months Ended
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Jul. 31, 2023
Retirement Benefits [Abstract] |
Schedule of Components Of Net Periodic Pension Cost | The components of net periodic pension cost include the following:
| Three Months Ended July 31, |  | Nine Months Ended July 31,
(in millions) | 2023 |  | 2022 |  | 2023 |  | 2022
Service cost | $ | 2.0 |  |  | $ | 2.9 |  |  | $ | 6.0 |  |  | $ | 8.9 |
Interest cost | 8.8 |  |  | 5.0 |  |  | 26.2 |  |  | 15.2 |
Expected return on plan assets | (9.8) |  |  | (8.2) |  |  | (29.2) |  |  | (24.7) |
Amortization of prior service benefit | (0.1) |  |  | (0.1) |  |  | (0.3) |  |  | (0.3) |
Recognized net actuarial (gain) loss | (0.5) |  |  | 1.9 |  |  | (1.6) |  |  | 5.9 |
Net periodic pension cost | $ | 0.4 |  |  | $ | 1.5 |  |  | $ | 1.1 |  |  | $ | 5.0 |

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