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THE ACQUISITION - MERGER-RELATED COSTS (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |
Total | $ 1,647 | $ 0 | $ 0
Anadarko Petroleum Corporation |  |  |
Business Acquisition [Line Items] |  |  |
Employee severance and related employee cost | 1,033 |  |
Licensing fees for critical seismic data | 401 |  |
Bank, legal, consulting and other | 213 |  |
Total | $ 1,647 |  |

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- Definition Business Combination, Licensing Fees For Critical Seismic Data + References No definition available. + Details
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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=116868678&loc=d3e1043-128460 + Details
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- Definition Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs. + References No definition available. + Details
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