
10.	Retirement Benefit Plans

Our defined benefit pension plans and postretirement medical plan are described in Note 11 of the 2013 annual report on Form 10-K. We have contributed $73 and $278 during the second quarter of 2014 and $252 and $542 during the first six months of 2014 to our pension plans and to our postretirement medical plan, respectively.

The components of the net periodic benefit cost for the three and six months ended June 30, 2014 and 2013 were as follows:



	Three Months Ended
	June 30
	Pension Benefits												Postretirement
	U.S. Plans						Non-U.S. Plans						Medical Benefits
	2014			2013			2014			2013			2014			2013
Service cost	$	123		$	216		$	38		$	33		$	32		$	38
Interest cost	488			563			134			121			118			110
Expected return on plan assets	(672		)	(910		)	(131		)	(115		)	—			—
Amortization of net actuarial loss (gain)	30			1,073			—			—			(11		)	127
Amortization of prior service cost (benefit)	10			(503		)	47			80			(1		)	(102		)
Foreign currency	—			—			(2		)	(13		)	—			—
Net periodic (benefit) cost	$	(21	)	$	439		$	86		$	106		$	138		$	173



	Six Months Ended
	June 30
	Pension Benefits												Postretirement
	U.S. Plans						Non-U.S. Plans						Medical Benefits
	2014			2013			2014			2013			2014			2013
Service cost	$	247		$	432		$	76		$	66		$	64		$	76
Interest cost	982			1,131			266			243			249			222
Expected return on plan assets	(1,342		)	(1,820		)	(260		)	(231		)	—			—
Amortization of net actuarial loss	74			1,096			—			—			—			101
Amortization of prior service cost (benefit)	21			46			93			161			(3		)	(52		)
Foreign currency	—			—			16			29			—			—
Net periodic (benefit) cost	$	(18	)	$	885		$	191		$	268		$	310		$	347