12)	Pension Plans

As a result of the acquisition of Newport, the Company has assumed all assets and liabilities of Newport’s defined benefit pension plans, which cover substantially all of its full-time employees in France, Germany, Israel and Japan. In addition, there are certain pension liabilities relating to former employees in the United Kingdom. The German plan is unfunded, as permitted under the plan and applicable laws. The net periodic benefit costs were approximately $247 and $507, for the three and six month periods ended June 30, 2017, respectively, and approximately $452 for both the three and six month periods ended June 30, 2016. The Company made contributions of approximately $116 and $344 to these plans, during the three and six month periods ended June 30, 2017, respectively, as required by local pension accounting law.