PENSIONS

The following table summarizes the components of net postretirement pension expense:



	U.S. Benefit Plan										Non-U.S. Benefit Plan
	Three Months Ended June 30,						Six Months Ended June 30,				Three Months Ended June 30,						Six Months Ended June 30,
(in millions)	2016			2015			2016		2015		2016			2015			2016			2015
Service cost	$	—		$	—		—		—		$	0.1		$	0.1		$	0.1		$	0.1
Interest cost	1.9			1.9			3.9		3.8		0.5			0.5			1.0			1.0
Amortization of actuarial loss	1.4			1.8			2.8		3.4		0.1			0.2			0.3			0.4
Expected return on plan assets	(2.6		)	(2.6		)	(5.2	)	(5.1	)	(0.7		)	(0.7		)	(1.3		)	(1.4		)
Net postretirement pension expense	$	0.7		$	1.1		1.5		2.1		$	—		$	0.1		$	0.1		$	0.1

During the six months ended June 30, 2016 and 2015, the Company contributed $3.1 million and $3.3 million to its U.S. defined benefit plan, respectively, and $0.7 million and $1.1 million to its non-U.S. defined benefit plan, respectively.

For the year ended December 31, 2016, the Company expects to contribute up to $7.2 million to the U.S. benefit plan and up to $1.4 million to the non-U.S. benefit plan.

During the six months ended June 30, 2015, the Company repurchased all of the remaining shares of its common stock from its U.S benefit plan for a total cost of $3.6 million. The repurchases were made under the stock repurchase program discussed further in Note 11 – Stockholders’ Equity.

In connection with the completion of the sale of Bronto, the Company recognized $0.4 million of actuarial losses in the first quarter of 2016, which were previously included in Accumulated other comprehensive loss, as a component of the calculation of the gain on disposal recorded in the six months ended June 30, 2016.