INCOME TAXES - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Tax effects of temporary differences
Decrease in foreign taxes due to tax holidays	$ 100	$ 100
Effect on diluted per share due to decrease in foreign tax holiday (in dollars per share)	$ 0.01	$ 0.01
Valuation allowance	$ 537,425	$ 501,927
Net operating loss carryforwards	527,180	481,741
Operating loss carryforwards	2,112,500	1,930,000
Tax deductible losses	26,400	336,000
Unrecognized tax benefits that would affect the effective tax rate	19,200	18,100
Unrecognized tax benefits, income tax penalties and interest accrued	9,100	8,900
Domestic - Luxembourg
Tax effects of temporary differences
Operating loss carryforwards, valuation allowance	526,600	481,000
Foreign - U.S. state
Tax effects of temporary differences
Income recognized on deferred foreign income	117	11
Deferred tax asset relating to tax credits	800	$ 800
Foreign Tax Jurisdiction
Tax effects of temporary differences
Income recognized on deferred foreign income	$ 100

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Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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The amount of income taxes from which a reporting entity is exempt or for which it will receive a reduction in income taxes as a result of the income tax holiday granted by the taxing jurisdiction.

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Per share amount effect of the income tax benefit resulting from the income tax holidays granted by taxing jurisdictions.

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Amount of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operations attributable to deduction. Includes, but is not limited to, dividend deduction, deduction for dividend paid to employee stock ownership plan (ESOP), Medicare prescription drug benefit subsidy deduction, and other deductions.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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