Quarterly report pursuant to Section 13 or 15(d)

Retirement Benefits

v3.23.1
Retirement Benefits
 6 Months Ended
Mar. 31, 2023
Retirement Benefits [Abstract]  
Retirement Benefits Retirement Benefits
 
Defined Benefit Plans

Components of net periodic pension (benefit) cost included in the Consolidated Statements of Operations were as follows:
 
U.S. Pension Benefits Non-U.S. Pension Benefits
Three Months Ended March 31, Three Months Ended March 31,
  2023 2022 2023 2022
Service costs $ —  $ —  $ 0.5  $ 0.6 
Interest costs 2.8  1.6  1.0  0.2 
Expected return on plan assets (3.4) (2.7) (0.2) (0.3)
Amortization of net loss (gain) 0.1  0.4  (0.2) — 
Net periodic pension (benefit) cost $ (0.5) $ (0.7) $ 1.1  $ 0.5 
U.S. Pension Benefits Non-U.S. Pension Benefits
Six Months Ended March 31, Six Months Ended March 31,
  2023 2022 2023 2022
Service costs $ —  $ —  $ 1.0  $ 1.1 
Interest costs 5.6  3.1  1.9  0.4 
Expected return on plan assets (6.8) (5.4) (0.5) (0.5)
Amortization of net loss (gain) 0.2  0.8  (0.4) 0.6 
Net periodic pension (benefit) cost $ (1.0) $ (1.5) $ 2.0  $ 1.6 

Defined Contribution Plans
Expenses related to the Company’s defined contribution plans were $2.5 and $5.4 for the three and six months ended March 31, 2023, respectively, and $2.0 and $4.7 for the three and six months ended March 31, 2022, respectively