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INCOME TAXES - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items] |  |
Effective income tax rate reconciliation, percent | 65.40% | 25.80%
Effective income tax rate reconciliation, change in deferred tax assets valuation allowance | $ 51 |
Effective income tax rate reconciliation, repatriation of foreign earnings, amount | 46 |
Effective income tax rate reconciliation, nondeductible expense, impairment losses | 71 |
Minimum |  |
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items] |  |
Decrease in unrecognized tax benefits is reasonably possible | 15 |
Maximum |  |
Significant Change In Unrecognized Tax Benefits Is Reasonably Possible [Line Items] |  |
Decrease in unrecognized tax benefits is reasonably possible | $ 30 |

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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=116821951&loc=d3e32123-109318 + Details
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