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v3.25.3

RETIREMENT PLANS (Tables) | 12 Months Ended
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Sep. 30, 2025
Retirement Benefits [Abstract] |
Schedule of Defined Benefit Pension Plans | The defined benefit pension plans are valued using a September 30 measurement date.
| U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
| 2025 |  | 2024 |  | 2025 |  | 2024
Change in projected benefit obligation: |  |  |  |  |  |  |
Benefit obligation at beginning of year | $ | 74.2 |  |  | $ | 71.8 |  |  | $ | 123.2 |  |  | $ | 108.5 |
Interest cost | 3.1 |  |  | 3.7 |  |  | 5.5 |  |  | 5.9 |
Actuarial (gain) loss | (1.7) |  |  | 5.5 |  |  | (7.7) |  |  | 5.1 |
Benefits paid | (6.7) |  |  | (6.8) |  |  | (7.1) |  |  | (6.6) |
Foreign currency translation | — |  |  | — |  |  | 0.9 |  |  | 10.3 |
Projected benefit obligation (“PBO”) at end of year | $ | 68.9 |  |  | $ | 74.2 |  |  | $ | 114.8 |  |  | $ | 123.2 |
Accumulated benefit obligation (“ABO”) at end of year | $ | 68.9 |  |  | $ | 74.2 |  |  | $ | 114.8 |  |  | $ | 123.2 |
Change in plan assets: |  |  |  |  |  |  |
Fair value of plan assets at beginning of year | $ | 57.3 |  |  | $ | 54.1 |  |  | $ | 141.4 |  |  | $ | 124.8 |
Actual return on plan assets | 0.6 |  |  | 7.1 |  |  | (8.5) |  |  | 10.0 |
Employer contribution | 8.2 |  |  | 2.9 |  |  | 0.9 |  |  | 0.9 |
Benefits paid | (6.7) |  |  | (6.8) |  |  | (7.1) |  |  | (6.6) |
Foreign currency translation | — |  |  | — |  |  | 0.3 |  |  | 12.3 |
Fair value of plan assets at end of year | $ | 59.4 |  |  | $ | 57.3 |  |  | $ | 127.0 |  |  | $ | 141.4 |
Overfunded (underfunded) status at end of year | $ | (9.5) |  |  | $ | (16.9) |  |  | $ | 12.2 |  |  | $ | 18.2 |
| U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
| 2025 |  | 2024 |  | 2025 |  | 2024
Information for pension plans with an ABO in excess of plan assets: |  |  |  |  |  |  |
Accumulated benefit obligation | $ | 68.9 |  |  | $ | 74.2 |  |  | $ | 11.5 |  |  | $ | 12.0 |
Fair value of plan assets | 59.4 |  |  | 57.3 |  |  | — |  |  | — |
Information for pension plans with a PBO in excess of plan assets: |  |  |  |  |  |  |
Projected benefit obligation | $ | 68.9 |  |  | $ | 74.2 |  |  | $ | 11.5 |  |  | $ | 12.0 |
Fair value of plan assets | 59.4 |  |  | 57.3 |  |  | — |  |  | — |
Amounts recognized in the Consolidated Balance Sheets consist of: |  |  |  |  |  |  |
Non-current assets | $ | — |  |  | $ | — |  |  | $ | 23.8 |  |  | $ | 30.2 |
Current liabilities | (0.2) |  |  | (0.2) |  |  | (1.0) |  |  | (0.9) |
Non-current liabilities | (9.3) |  |  | (16.7) |  |  | (10.6) |  |  | (11.1) |
Total amount accrued | $ | (9.5) |  |  | $ | (16.9) |  |  | $ | 12.2 |  |  | $ | 18.2 |
Amounts recognized in AOCL consist of: |  |  |  |  |  |  |
Actuarial loss | $ | 32.4 |  |  | $ | 34.1 |  |  | $ | 68.8 |  |  | $ | 64.1 |
Prior service cost | — |  |  | — |  |  | 2.2 |  |  | 2.3 |
Total amount recognized | $ | 32.4 |  |  | $ | 34.1 |  |  | $ | 71.0 |  |  | $ | 66.4 |
| U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
| 2025 |  | 2024 |  | 2025 |  | 2024
Total change in other comprehensive loss attributable to: |  |  |  |  |  |  |
Net loss during the period | $ | — |  |  | $ | (0.5) |  |  | $ | (6.5) |  |  | $ | (0.7) |
Reclassification to net earnings | 1.7 |  |  | 1.7 |  |  | 2.5 |  |  | 2.3 |
Foreign currency translation | — |  |  | — |  |  | (0.6) |  |  | (5.9) |
Total change in other comprehensive loss | $ | 1.7 |  |  | $ | 1.2 |  |  | $ | (4.6) |  |  | $ | (4.3) |
Weighted average assumptions used in development of projected benefit obligation: |  |  |  |  |  |  |
Discount rate | 4.94 | % |  | 4.62 | % |  | 5.50 | % |  | 4.86 | %
Components of Net Periodic Benefit Cost |
| U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
| 2025 |  | 2024 |  | 2023 |  | 2025 |  | 2024 |  | 2023
Components of net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |
Interest cost | $ | 3.1 |  |  | $ | 3.7 |  |  | $ | 3.6 |  |  | $ | 5.5 |  |  | $ | 5.9 |  |  | $ | 6.2 |
Expected return on plan assets | (2.3) |  |  | (2.2) |  |  | (2.5) |  |  | (5.8) |  |  | (5.7) |  |  | (5.5) |
Net amortization | 1.7 |  |  | 1.7 |  |  | 1.8 |  |  | 2.5 |  |  | 2.3 |  |  | 2.0 |
Net periodic benefit cost | $ | 2.5 |  |  | $ | 3.2 |  |  | $ | 2.9 |  |  | $ | 2.2 |  |  | $ | 2.5 |  |  | $ | 2.7 |
Weighted average assumptions used in development of net periodic benefit cost: |  |  |  |  |  |  |  |  |  |  |
Weighted average discount rate - interest cost | 4.37 | % |  | 5.46 | % |  | 4.87 | % |  | 4.70 | % |  | 5.38 | % |  | 5.29 | %
Expected return on plan assets | 4.25 | % |  | 4.25 | % |  | 4.50 | % |  | 4.25 | % |  | 4.42 | % |  | 3.91 | %
Schedule of Other Information |
| U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
Other information: |  |  |
Plan asset allocations: |  |  |
Target for September 30, 2026: |  |  |
Equity securities | 17 | % |  | — | %
Debt securities | 78 | % |  | — | %
Real estate securities | 3 | % |  | — | %
Cash and cash equivalents | 2 | % |  | 15 | %
Insurance contracts | — | % |  | 85 | %
September 30, 2025 |  |  |
Equity securities | 17 | % |  | — | %
Debt securities | 69 | % |  | — | %
Real estate securities | 3 | % |  | — | %
Cash and cash equivalents | 11 | % |  | 15 | %
Insurance contracts | — | % |  | 85 | %
September 30, 2024 |  |  |
Equity securities | 19 | % |  | — | %
Debt securities | 74 | % |  | — | %
Real estate securities | 2 | % |  | — | %
Cash and cash equivalents | 5 | % |  | 15 | %
Insurance contracts | — | % |  | 85 | %
Expected company contributions in fiscal 2026 | $ | 2.6 |  |  | $ | 1.0 |
Expected future benefit payments: |  |  |
2026 | $ | 7.3 |  |  | $ | 7.6 |
2027 | 6.8 |  |  | 7.6 |
2028 | 6.6 |  |  | 7.7 |
2029 | 6.4 |  |  | 8.0 |
2030 | 6.2 |  |  | 8.2 |
2031 – 2035 | 27.0 |  |  | 41.1 |
Fair Value of The Company's Pension Plan Asset | The following tables set forth the fair value of the Company’s pension plan assets, segregated by level within the fair value hierarchy:
|  |  | Fair Value Hierarchy Level |  | U.S. Defined Benefit Pension Plans |  | International Defined Benefit Pension Plans
|  |  |  | 2025 |  | 2024 |  | 2025 |  | 2024
Cash and cash equivalents |  |  | Level 1 |  | $ | 6.5 |  |  | $ | 2.6 |  |  | $ | 19.0 |  |  | $ | 21.9 |
Insurance contracts |  |  | Level 3 |  | — |  |  | — |  |  | 108.0 |  |  | 119.5 |
Total assets in the fair value hierarchy |  |  |  |  | $ | 6.5 |  |  | $ | 2.6 |  |  | $ | 127.0 |  |  | $ | 141.4 |
Common collective trusts measured at net asset value |  |  |  |  |  |  |  |  |  |  |
Real estate |  |  |  |  | $ | 1.6 |  |  | $ | 1.4 |  |  | $ | — |  |  | $ | — |
Equities |  |  |  |  | 10.1 |  |  | 10.9 |  |  | — |  |  | — |
Fixed income |  |  |  |  | 41.2 |  |  | 42.4 |  |  | — |  |  | — |
Total common collective trusts measured at net asset value |  |  |  |  | 52.9 |  |  | 54.7 |  |  | — |  |  | — |
Total assets at fair value |  |  |  |  | $ | 59.4 |  |  | $ | 57.3 |  |  | $ | 127.0 |  |  | $ | 141.4 |

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