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DERIVATIVES - GAINS AND LOSSES ON DERIVATIVES (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) on derivative instruments | $ 122 | $ (423) | $ 233
Oil Collars and Calls | Net sales |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) on derivative instruments | (344) | 1,064 | (107)
Marketing Derivatives | Net sales |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) on derivative instruments | 338 | (393) | 1,804
Interest Rate Swaps | Gains (losses) on interest rate swaps and warrants, net |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) on derivative instruments | 122 | (428) | 122
Other | Gains (losses) on interest rate swaps and warrants, net | WES |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |
Gain (loss) on derivative instruments | $ 0 | $ 5 | $ 111

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- Definition Aggregate net gain (loss) on all derivative instruments recognized in earnings during the period, before tax effects. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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