Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2017

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,	2017			2016
Service cost	$	23.8		$	21.9
Interest on projected benefit obligation		20.4			23.6
Expected return on assets		(39.8	)		(35.6	)
Amortization of prior service costs		.3			.3
Recognized actuarial loss		6.7			6.5
Net pension expense	$	11.4		$	16.7