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Employee Benefit Plans
3 Months Ended
Mar. 31, 2020
Retirement Benefits [Abstract]  
Employee Benefit Plans EMPLOYEE BENEFIT PLANS
Components of the net periodic benefit cost for the Company's pension and post-retirement plans for the three months ended March 31, 2020 and 2019 are shown below (in millions):
Three Months Ended March 31,
20202019
Service cost$0.2  $0.5  
Interest cost1.7  2.1  
Expected return on plan assets(1.7) (1.8) 
Amortization of net loss0.6  1.0  
Amortization of prior service credit—  (0.1) 
Net periodic benefit cost$0.8  $1.7