Employee Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2016

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						Six Months Ended
	June 30						June 30
	2016			2015			2016			2015
Service cost	$	22.6		$	24.2		$	44.5		$	45.8
Interest on projected benefit obligation		24.1			23.3			47.7			46.2
Expected return on assets		(36.1	)		(35.7	)		(71.7	)		(70.5	)
Amortization of prior service costs		.3			.3			.6			.6
Recognized actuarial loss		7.4			10.5			13.9			20.6
Net pension expense	$	18.3		$	22.6		$	35.0		$	42.7