v3.25.4

Pension Benefit Obligations - Schedule of Components of Net Periodic Cost for Pension Plans (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024
U.S. |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Interest cost on projected benefit obligation | $ 1.9 | $ 2.0
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Expected return on plan assets | $ (1.3) | $ (1.2)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Amortization of net loss (gain) | $ 1.0 | $ 0.9
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Net periodic benefit cost (credit) | $ 1.6 | $ 1.7
Int’l |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Interest cost on projected benefit obligation | $ 10.0 | $ 9.9
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Expected return on plan assets | $ (13.8) | $ (12.8)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Amortization of net loss (gain) | $ (0.1) | $ (0.3)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Other income | Other income
Net periodic benefit cost (credit) | $ (3.9) | $ (3.2)

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