v3.26.1
PENSION AND NON-PENSION POST-EMPLOYMENT BENEFIT PLANS (Tables)
 6 Months Ended
Jun. 30, 2026
Retirement Benefits [Abstract]  
Schedule of Pension and Non-Pension Post-Employment Benefit Plans
The components of net periodic benefit cost for the periods indicated are as follows:
Pension PlansOther Benefits PlansPension PlansOther Benefits Plans
Three months ended June 30Three months ended June 30Six months ended June 30Six months ended June 30
20262025202620252026202520262025
Service cost$0.6 $0.5 $1.0 $0.8 $1.2 $1.0 $2.1 $1.6 
Interest cost2.6 2.6 0.8 0.8 5.3 5.1 1.5 1.5
Expected return on plan assets(2.5)(2.5)— — (5.1)(5.0)— — 
Amortization of net gain(0.1)— (0.9)(0.5)(0.2)(0.1)(1.8)(1.0)
Net periodic benefit cost$0.6 $0.6 $0.9 $1.1 $1.2 $1.0 $1.8 $2.1