Pension and Post-Retirement Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2019

Retirement Benefits [Abstract]

Components of net periodic benefit cost

The components of net periodic benefit cost were as follows (in millions):

	For the Three Months Ended March 31,
	2019			2018
	Pension Benefits
Service cost	$	1.2		$	1.4
Interest cost	3.5			3.1
Expected return on plan assets	(4.7		)	(4.7		)
Recognized actuarial loss	2.0			2.3
Net periodic benefit cost	$	2.0		$	2.1