CJ 2017 Annual Report

the performance of each segment and making resource allocation decisions distinctly and expects to do so for the foreseeable future, and (2) discrete financial information for each operating segment is available. Prior to the year ended December 31, 2016, the Company’s reportable segments were: (i) Completion Services, (ii) Well Support Services, and (iii) Other Services. In line with the discontinuance of the small, ancillary service lines and divisions in the Other Services reportable segment, subsequent to the year ended December 31, 2016, the Company is disclosing two reportable segments, and financial information for the Other Services reportable segment is only presented for the corresponding prior year period. The Company's reportable segments are now: (i) Completion Services and (ii) Well Support Services. This segment structure reflects the financial information and reports used by the Company’s management, including its CODM, to make decisions regarding the Company’s business, including performance evaluation and resource allocation decisions. The following is a brief description of the Company's reportable segments: Completion Services The Company’s Completion Services segment consists of the following businesses and service lines: (1) fracturing; (2) cased-hole wireline and pumping services; (3) well construction & intervention services, which includes cementing, coiled tubing and directional drilling services; and (4) completion support services, which includes our research & technology ("R&T") department and data control instruments business. Well Support Services The Company’s Well Support Services segment consists of the following businesses and service lines: (1) rig services; (2) fluids management services; and (3) special services, which includes plug and abandonment, artificial lift applications and other specialty well site services. Other Services Other Services consisted of smaller, non-core business lines that have since been divested, including the Company's specialty chemical business, equipment manufacturing and repair business and international coiled tubing operations in the Middle East.  The following tables set forth certain financial information with respect to the Company’s reportable segments. C&J ENERGY SERVICES, INC. AND SUBSIDIARIES NOTES TO CONSOLIDATED FINANCIAL STATEMENTS 113