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SEGMENT REPORTING - Net Income (Loss) to Total Adjusted EBITDA (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Segment Reporting Information [Line Items] |  |  |  |
Net income (loss) | $ 795 | $ (108) | $ 852 | $ (157)
Interest expense, net | (85) | (69) | (177) | (100)
Income tax benefit (expense) | (216) | 25 | (225) | 76
Depreciation, depletion and amortization |  |  | (425) | (112)
EBITDA | 1,304 | 13 | 1,679 | (21)
Gain (loss) on extinguishment of debt | (22) | 130 | (88) | 133
Acquisition-related costs excluding severance costs | (1) | (19) | (14) | (61)
Amortization of inventory step-up |  |  | (118) | (59)
Impact of discontinued operations | 1 | (1) | 1 | 0
Adjusted EBITDA | 1,360 | (82) | 1,873 | (59)
Net income attributable to noncontrolling interests | 15 | 16 | 31 | 19
EBITDA Calculation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Interest expense, net | (85) | (69) | (177) | (100)
Income tax benefit (expense) | (216) | 25 | (225) | 76
Depreciation, depletion and amortization | (208) | (77) | (425) | (112)
Adjusted EBITDA Calculation |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
EBITDA of noncontrolling interests | 21 | 21 | 43 | 25
Gain (loss) on extinguishment of debt | (22) | 130 | (88) | 133
Severance costs | (1) | (17) | (12) | (36)
Acquisition-related costs excluding severance costs | 0 | (2) | (2) | (25)
Acquisition-related loss on equity method investment | (18) | 0 | (18) | 0
Amortization of inventory step-up | (37) | (36) | (118) | (59)
Impact of discontinued operations | 1 | (1) | 1 | 0
Net income attributable to noncontrolling interests | 15 | 16 | 31 | 19
Depreciation, depletion and amortization | $ 6 | $ 5 | $ 12 | $ 6

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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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