Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2020

Retirement Benefits [Abstract]

Summary of Components of Net Periodic Benefit Cost and Other Amounts Recognized in Other Comprehensive Loss

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,
	2020		2019
Service cost	$	0.2	$	0.5
Interest cost	1.7		2.1
Expected return on plan assets	(1.7)		(1.8)
Amortization of net loss	0.6		1.0
Amortization of prior service credit	—		(0.1)
Net periodic benefit cost	$	0.8	$	1.7