BACKGROUND AND BASIS OF PRESENTATION (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Mar. 31, 2026 |
Dec. 31, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
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| Product Information [Line Items] | ||||||||
| Stockholder's equity | $ 543,094 | $ 356,130 | $ 543,094 | $ 356,130 | $ 466,106 | $ 410,513 | $ 454,235 | $ 387,895 |
| Accumulated deficit | (1,085,953) | (1,085,953) | (1,122,176) | |||||
| Cash and cash equivalents | 127,828 | 99,721 | 127,828 | 99,721 | 104,963 | |||
| Restricted cash | 15,257 | 15,257 | 64,275 | |||||
| Other assets, current | 231,800 | 231,800 | ||||||
| Net cash (used in) generated from operating activities | (33,309) | 44,323 | ||||||
| Change in net cash provided by operation activities | (77,600) | |||||||
| Outstanding borrowings | 118,622 | 117,347 | 118,622 | 117,347 | $ 138,769 | 106,279 | $ 127,543 | $ 111,728 |
| Short-term bank borrowings | 104,200 | 104,200 | ||||||
| Bonds payable | 41,693 | 41,693 | $ 0 | |||||
| Other accrued liabilities, current | 197,900 | 197,900 | ||||||
| Proceeds from bank borrowings | 69,356 | 59,571 | ||||||
| Proceeds from bank borrowings | 17,635 | $ 31,384 | 69,356 | $ 59,571 | ||||
| Short-term debt, refinanced, amount | 48,200 | |||||||
| Capital Commitments | ||||||||
| Product Information [Line Items] | ||||||||
| Capital commitments | 13,200 | 13,200 | ||||||
| Capital commitments payable | 10,700 | 10,700 | ||||||
| Inventories | ||||||||
| Product Information [Line Items] | ||||||||
| Purchase obligation | $ 37,500 | $ 37,500 | ||||||
| X | ||||||||||
- Definition Capital commitments for construction of property and purchase of property, plant and equipment. No definition available.
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| X | ||||||||||
- Definition Commitment And Contingencies, Capital Commitments Payable No definition available.
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| X | ||||||||||
- Definition Increase (Decrease) In Cash Provided by (Used in) Operating Activity, Including Discontinued Operation No definition available.
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| X | ||||||||||
- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Represents the aggregate of total long-term debt, including current maturities and short-term debt. No definition available.
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- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of current assets classified as other. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The cash inflow from bank borrowing during the year. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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| X | ||||||||||
- Definition Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of cash restricted as to withdrawal or usage, classified as current. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of a short-term obligation that has been excluded from current liabilities in the balance sheet because of a refinancing of the obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The portion of the carrying value of subordinated debt as of the balance sheet date that is scheduled to be repaid within one year or in the normal operating cycle, if longer. Subordinated debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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