Basis of Presentation The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America for interim financial reporting and the instructions to Form 10-Q and, therefore, reflect all adjustments which are, in the opinion of management, necessary for a fair statement of the results for the interim periods presented. All such adjustments are of a normal recurring nature. These interim condensed consolidated financial statements should be read in conjunction with the Consolidated Financial Statements and Notes to Consolidated Financial Statements in the Companys Annual Report on Form 10-K for the year ended December 31, 2016 . Recent Accounting Pronouncements - Not Yet Adopted Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost In March 2017, the Financial Accounting Standard Board (FASB) issued amended guidance to improve the presentation of net periodic pension cost and net periodic postretirement benefit cost. The amended guidance requires the disaggregation of the service cost component from the other components of net periodic benefit costs and present it with other current compensation costs for related employees in the income statement, and present the other components elsewhere in the income statement and outside of income from operations if that subtotal is presented. This amended guidance is effective for fiscal years beginning after December 15, 2017, and interim periods within those fiscal years. Early adoption is permitted. The Company does not expect the adoption of the amended guidance to have a material impact on its consolidated statements of operations and related disclosures. Restricted Cash In November 2016, the FASB issued amended guidance to address diversity in the classification and presentation of changes in restricted cash on the statement of cash flows. The amended guidance requires restricted cash and restricted cash equivalents to be cla