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INCOME TAXES - Narrative (Details) - USD ($) | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Jan. 01, 2018 | Dec. 31, 2017
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Tax Credit Carryforward [Line Items] |  |  |  |  |
Net operating loss carryovers for federal income tax purposes | $ 1,800,000,000 | $ 2,000,000,000 |  |  |
Net operating loss carryovers for federal income tax purposes, not benefited for financial statement purposes |  |  |  | $ 1,200,000,000 | $ 569,200,000
Deferred tax assets, valuation allowance | 25,404,000 | 48,133,000 |  |  |
Unrecognized tax benefits | 0 | 0 | $ 0 |  |
HighPoint |  |  |  |  |
Tax Credit Carryforward [Line Items] |  |  |  |  |
Deferred tax assets, valuation allowance | $ 25,400,000 | $ 48,100,000 |  |  |

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