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Pension Benefit Plan
6 Months Ended
Jun. 30, 2019
Compensation And Retirement Disclosure [Abstract]  
Pension Benefit Plan

5. PENSION BENEFIT PLAN

We maintain a defined benefit pension plan covering employees in certain foreign countries.

The following table summarizes the components of net periodic pension cost for the three and six months ended June 30, 2019 and 2018:

 

 

 

Three Months Ended

 

 

Six Months Ended

 

 

 

June 30,

 

 

June 30,

 

(In thousands)

 

2019

 

 

2018

 

 

2019

 

 

2018

 

Service cost

 

$

368

 

 

$

303

 

 

$

743

 

 

$

611

 

Interest cost

 

 

159

 

 

 

185

 

 

 

321

 

 

 

372

 

Expected return on plan assets

 

 

(348

)

 

 

(394

)

 

 

(703

)

 

 

(793

)

Amortization of actuarial losses

 

 

199

 

 

 

63

 

 

 

402

 

 

 

127

 

Net periodic pension cost

 

$

378

 

 

$

157

 

 

$

763

 

 

$

317

 

 

The components of net periodic pension cost, other than the service cost component, are included in other income (expense), net in the Condensed Consolidated Statements of Income. Service cost are included in cost of sales, selling, general and administrative expenses and research and development expenses in the Condensed Consolidated Statements of Income.