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Defined Benefit Plan (Tables) | 9 Months Ended
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Sep. 30, 2017
Compensation and Retirement Disclosure [Abstract] |
Schedule of Net Periodic Benefit Cost (Credit) | The net periodic benefit cost (credit) related to our defined benefit plan includes the following components (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
Components of net periodic benefit cost (credit): |  |  |  |  |  |  |
Service cost | $ | 153 |  |  | $ | 334 |  |  | $ | 460 |  |  | $ | 334 |
Interest cost | 298 |  |  | 299 |  |  | 894 |  |  | 299 |
Expected return on plan assets | (297 | ) |  | (343 | ) |  | (892 | ) |  | (343 | )
Net periodic benefit cost | $ | 154 |  |  | $ | 290 |  |  | $ | 462 |  |  | $ | 290 |

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=65897934&loc=d3e1928-114920 + Details
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