XML 19 R10.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Pension Benefit Plan | 9 Months Ended
--- | ---
Sep. 30, 2017
Compensation And Retirement Disclosure [Abstract] |
Pension Benefit Plan | 4. 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 nine months ended September 30, 2017 and 2016:
|  | Three Months Ended |  |  | Nine Months Ended |
|  | September 30, |  |  | September 30, |
(In thousands) |  | 2017 |  |  | 2016 |  |  | 2017 |  |  | 2016 |
Service cost |  | $ | 327 |  |  | $ | 305 |  |  | $ | 930 |  |  | $ | 912 |
Interest cost |  |  | 158 |  |  |  | 182 |  |  |  | 448 |  |  |  | 542 |
Expected return on plan assets |  |  | (329 | ) |  |  | (266 | ) |  |  | (935 | ) |  |  | (796 | )
Amortization of actuarial losses |  |  | 80 |  |  |  | 44 |  |  |  | 228 |  |  |  | 132 |
Net periodic pension cost |  | $ | 236 |  |  | $ | 265 |  |  | $ | 671 |  |  | $ | 790 |

X
- References No definition available. + Details
Name: | us-gaap_CompensationAndRetirementDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
Name: | us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration