Defined Benefit Pension Plan

6 Months Ended

Jun. 30, 2013

Compensation And Retirement Disclosure [Abstract]

Defined Benefit Pension Plan

8. Defined Benefit Pension Plan

Our German subsidiary maintains an unfunded defined benefit pension plan which covers substantially all employees who joined the company prior to the plan’s closure to new participants in 2006. Participants are entitled to benefits in the form of retirement, disability and surviving dependent pensions. Benefits generally depend on years of service and the salary of the employees.

The components of net periodic benefit cost included in the accompanying condensed consolidated statements of income were as follows (in thousands):

	Three Months Ended June  30,				Six Months Ended June  30,
	2013		2012		2013		2012
Service cost	$	30	$	20	$	59	$	41
Interest cost		40		43		79		88
Net periodic benefit cost	$	70	$	63	$	138	$	129