PENSIONS

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



	U.S. Benefit Plan						Non-U.S. Benefit Plans
	Three Months Ended March 31,						Three Months Ended March 31,
(in millions)	2015			2014			2015			2014
Service cost	$	—		$	—		$	0.1		$	0.1
Interest cost	1.9			2.0			0.5			0.7
Amortization of actuarial loss	1.6			1.2			0.2			0.1
Expected return on plan assets	(2.5		)	(2.3		)	(0.7		)	(0.9		)
Net postretirement pension expense	$	1.0		$	0.9		$	0.1		$	—

During the three months ended March 31, 2015 and 2014, the Company contributed $1.6 million and $1.5 million to its U.S. defined benefit plan, respectively, and $1.1 million and $0.4 million to its non-U.S. defined benefit plans, respectively.

For the year ended December 31, 2015, the Company expects to contribute up to $7.8 million to the U.S. benefit plan and up to $1.2 million to the non-U.S. benefit plans.

During the three months ended March 31, 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 further outlined in Note 9 – Stockholders’ Equity. At December 31, 2014, total assets of the U.S. benefit plan included 0.2 million of the Company’s common stock shares, valued at $3.6 million. The value of the shares was determined using quoted market prices (Level 1 input).