| Business Segment Information We operate under two divisions, which form the basis for the two operating segments we report: the Completion and Production segment and the Drilling and Evaluation segment. Our equity in earnings and losses of unconsolidated affiliates that are accounted for using the equity method of accounting are included within cost of services and cost of sales on our statements of operations, which is part of operating income of the applicable segment. The following table presents information on our business segments. | | | | | | | | | | | | | | | | | | Three Months Ended
March 31 | | | | Millions of dollars | 2024 | 2023 | | | | | | Revenue: | | | | | | | | Completion and Production | $ | 3,373 | | $ | 3,409 | | | | | | | Drilling and Evaluation | 2,431 | | 2,268 | | | | | | | Total revenue | $ | 5,804 | | $ | 5,677 | | | | | | | Operating income: | | | | | | | | Completion and Production | $ | 688 | | $ | 666 | | | | | | | Drilling and Evaluation | 398 | | 369 | | | | | | | Total operations | 1,086 | | 1,035 | | | | | | | Corporate and other (a) | (65) | | (58) | | | | | | | SAP S4 upgrade expense | (34) | | — | | | | | | | | | | | | | | Total operating income | $ | 987 | | $ | 977 | | | | | | | Interest expense, net of interest income | (92) | | (101) | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other, net (b) | (108) | | (47) | | | | | | | Income before income taxes | $ | 787 | | $ | 829 | | | | | | | | | | | | | | | (a) | Includes certain expenses not attributable to a business segment, such as costs related to support functions, corporate executives, and operating lease assets, and also includes amortization expense associated with intangible assets recorded as a result of acquisitions. | | | | | | (b) | During the three months ended March 31, 2024, Halliburton incurred a charge of $82 million primarily due to impairment of an investment in Argentina and currency devaluation in Egypt. | | | | | | | | | | |
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