Retirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2016

Defined Benefit Plan Disclosure [Line Items]

Net periodic benefit cost for the Company's retirement benefit plans

The following table sets forth the net periodic benefit cost for the Company’s defined benefit pension plans. The amounts for the three and six months ended June 30, 2016, are based on calculations prepared by the Company's actuaries during the second quarter of 2016 and represent the Company’s best estimate of each period’s proportionate share of the amounts to be recorded for the year ending December 31, 2016.

	U.S. Plans						International Plans						Total
	Three Months Ended June 30,						Three Months Ended June 30,						Three Months Ended June 30,
	2016			2015			2016			2015			2016			2015
Components of net periodic benefit cost:
Service cost	$	3.3		$	3.8		$	0.3		$	0.7		$	3.6		$	4.5
Interest cost	6.6			11.3			2.8			3.1			9.4			14.4
Expected return on plan assets	(7.4		)	(15.6		)	(2.7		)	(4.1		)	(10.1		)	(19.7		)
Amortization of prior service cost	0.4			0.5			—			—			0.4			0.5
Amortization of net actuarial loss	3.6			6.7			0.8			1.3			4.4			8.0
Pension settlements and curtailments	—			2.8			0.4			1.1			0.4			3.9
Net periodic benefit cost	$	6.5		$	9.5		$	1.6		$	2.1		$	8.1		$	11.6

	U.S. Plans						International Plans						Total
	Six Months Ended June 30,						Six Months Ended June 30,						Six Months Ended June 30,
	2016			2015			2016			2015			2016			2015
Components of net periodic benefit cost:
Service cost	$	6.6		$	7.6		$	0.7		$	1.4		$	7.3		$	9.0
Interest cost	13.3			24.2			5.6			6.2			18.9			30.4
Expected return on plan assets	(14.9		)	(33.4		)	(5.4		)	(8.4		)	(20.3		)	(41.8		)
Amortization of prior service cost	0.8			1.4			—			—			0.8			1.4
Amortization of net actuarial loss	7.3			16.3			1.6			2.7			8.9			19.0
Pension settlements and curtailments	—			216.4			0.4			1.1			0.4			217.5
Net periodic benefit cost	$	13.1		$	232.5		$	2.9		$	3.0		$	16.0		$	235.5