Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2019

Compensation And Retirement Disclosure [Abstract]

Components of Net Pension Expense

The following information details the components of net pension expense for the Company’s defined benefit plans:

Three Months Ended March 31,	2019			2018
Service cost	$	24.7		$	28.7
Interest on projected benefit obligation		23.7			21.3
Expected return on assets		(44.6	)		(44.8	)
Amortization of prior service costs		.4			.4
Recognized actuarial loss		4.4			7.7
Net pension expense	$	8.6		$	13.3