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Pension and Postretirement Health and Life Benefits
 3 Months Ended
Mar. 31, 2025
Retirement Benefits, Description [Abstract]  
Pension and Postretirement Health and Life Benefits PENSION AND POSTRETIREMENT HEALTH AND LIFE BENEFITS
The Company provides retirement benefits to certain employees and retirees. Currently, we have one qualified defined benefit pension plan, one postretirement health and life benefit plan and two disqualified plans.

The components of net periodic benefit costs (credits) for the defined benefit pension plans were as follows (in millions):
Three Months Ended 
 March 31,
20252024
Service costs$0.1 $0.5 
Interest costs0.4 3.8 
Amortization of prior service costs (credits), net— (0.1)
Expected return on plan assets (gains)(0.5)(4.6)
Net periodic benefit costs (credits)
$— $(0.4)


The components of net periodic benefit costs for the postretirement health and life benefit plan were as follows (in millions):
Three Months Ended 
 March 31,
20252024
Interest costs$1.1 $1.1 
Net periodic benefit costs$1.1 $1.1 
The Company reports service costs for its defined benefit pension plans and its postretirement health and life benefit plans in Cost of Sales and Selling, General and Administrative Expenses. The remaining components of net periodic benefit (credits) costs are reported as Nonoperating Components of Net Periodic Benefit Loss (Income).