Employee Benefit Plans

6 Months Ended

Jun. 30, 2015

Employee Benefit Plans

13. Employee Benefit Plans

The components of pension and postretirement benefit expense for the three and six months ended June 30, 2015 and 2014 are as follows:

	Pension Benefits
	Three months ended June 30,
	2015									2014
(in millions)	Domestic			Foreign			Total			Domestic			Foreign			Total
Service cost	$	—		$	0.6		$	0.6		$	—		$	0.6		$	0.6
Interest cost		2.9			0.4			3.3			3.6			0.6			4.2
Expected return on plan assets		(4.1	)		(0.3	)		(4.4	)		(4.3	)		(0.4	)		(4.7	)
Amortization, net		1.4			0.3			1.7			1.2			0.1			1.3
Net periodic expense	$	0.2		$	1.0		$	1.2		$	0.5		$	0.9		$	1.4
	Six months ended June 30,
	2015									2014
(in millions)	Domestic			Foreign			Total			Domestic			Foreign			Total
Service cost	$	—		$	1.1		$	1.1		$	—		$	1.1		$	1.1
Interest cost		5.8			0.8			6.6			7.3			1.2			8.5
Expected return on plan assets		(8.2	)		(0.6	)		(8.8	)		(8.7	)		(0.7	)		(9.4	)
Amortization, net		2.9			0.6			3.5			2.4			0.2			2.6
Net periodic expense	$	0.5		$	1.9		$	2.4		$	1.0		$	1.8		$	2.8

	Postretirement Benefits
	Three months ended June 30,					Six months ended June 30,
(in millions)	2015		2014			2015			2014
Interest cost	$	—	$	0.1		$	0.1		$	0.2
Amortization, net		—		(0.2	)		(0.1	)		(0.3	)
Net periodic expense	$	—	$	(0.1	)	$	—		$	(0.1	)