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STOCK-BASED COMPENSATION - Stock-Based Compensation Expense (Details) - USD ($) | 2 Months Ended | 10 Months Ended | 12 Months Ended
--- | --- | --- | ---
Dec. 31, 2020 | Oct. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Compensation Related Costs [Abstract] |  |  |  |
Stock-based compensation expense | $ 0 | $ 3,000,000 | $ 32,000,000 | $ 45,000,000
Payments of cash-based portion of awards |  | $ 8,000,000 | $ 25,000,000 | $ 24,000,000

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- Definition Amount of expense for employee benefit and equity-based compensation. + References No definition available. + Details
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- Definition Aggregate cash paid by the entity during the period to settle equity instruments granted under equity-based payment arrangements. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (k) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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