| Defined Benefit and Postretirement Benefits For all plans, the components of net periodic benefit for the three months ended September 30, 2025 and 2024 are as follows: | | | | | | | | | | | | | | | | | | | | | | | | | Pension | | Postretirement | | (in millions) | 2025 | | 2024 | | 2025 | | 2024 | | Service cost | $ | 0.8 | | | $ | 0.9 | | | $ | — | | | $ | — | | | Interest cost | 8.6 | | | 8.6 | | | — | | | — | | | Expected return on plan assets | (11.0) | | | (12.5) | | | — | | | — | | | Amortization of prior service cost | 0.2 | | | 0.2 | | | — | | | — | | | Amortization of net loss (gain) | 3.5 | | | 3.8 | | | (0.1) | | | (0.1) | | Net periodic loss (benefit) (a) | $ | 2.1 | | | $ | 1.0 | | | $ | (0.1) | | | $ | (0.1) | | (a) Includes $0.1 million of pension net periodic loss related to discontinued operations for the three months ended September 30, 2024. | | | | | | | | | For all plans, the components of net periodic benefit for the nine months ended September 30, 2025 and 2024 are as follows: | | Pension | | Postretirement | | (in millions) | 2025 | | 2024 | | 2025 | | 2024 | | Service cost | $ | 2.5 | | | $ | 2.7 | | | $ | — | | | $ | — | | | Interest cost | 25.9 | | | 25.9 | | | 0.1 | | | 0.1 | | | Expected return on plan assets | (33.1) | | | (37.5) | | | — | | | — | | | Amortization of prior service cost | 0.5 | | | 0.6 | | | — | | | — | | | Amortization of net loss (gain) | 10.5 | | | 11.3 | | | (0.3) | | | (0.3) | | Net periodic loss (benefit) (a) | $ | 6.3 | | | $ | 3.0 | | | $ | (0.2) | | | $ | (0.2) | | (a) Includes $0.4 million of pension net periodic loss related to discontinued operations for the nine months ended September 30, 2024. | | | | | | | | |
The components of net periodic benefit, other than the service cost component, are included in “Miscellaneous income, net” in our Condensed Consolidated Statements of Operations. Service cost is recorded within “Cost of sales” and “Engineering, selling, and administrative” in our Condensed Consolidated Statements of Operations. We expect to contribute the following to our pension and postretirement plans: | | | | | | | | | | | | | (in millions) | Pension | | Postretirement | | Expected contributions in 2025 | $ | 16.8 | | | $ | 0.4 | | Amounts contributed during the nine months ended September 30, 2025 | $ | 16.4 | | | $ | 0.3 | |
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