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NET LOSS PER SHARE (Tables) | 12 Months Ended
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Dec. 31, 2025
Earnings Per Share [Abstract] |
Schedule of Net Loss per Share | The computation for the basic and diluted loss per share for the years ended December 31, 2025, 2024 and 2023 are as follows:
|  | Year Ended December 31, |
(in thousands, except per share data) |  | 2025 |  |  | 2024 |  |  | 2023 |
Numerator: |  |  |  |  |  |  |  |  |
Net loss |  | $ | (182,565 | ) |  | $ | (289,136 | ) |  | $ | (101,715 | )
Less: Dividends accumulated on Series B Convertible Perpetual Preferred Stock |  |  | 11,324 |  |  |  | — |  |  |  | — |
Basic net loss attributable to common stockholders |  |  | (193,889 | ) |  |  | (289,136 | ) |  |  | (101,715 | )
Less: Dilutive impact of - |  |  |  |  |  |  |  |  |
RTI Warrants |  |  | — |  |  |  | — |  |  |  | 2,233 |
Private Warrants |  |  | 69 |  |  |  | — |  |  |  | — |
Series A Warrants |  |  | 17,224 |  |  |  | — |  |  |  | — |
Series B Warrants |  |  | 2,451 |  |  |  | — |  |  |  | — |
Series C Warrants |  |  | 4,100 |  |  |  | — |  |  |  | — |
Diluted net loss attributable to common stockholders |  | $ | (217,733 | ) |  | $ | (289,136 | ) |  | $ | (103,948 | )
Denominator: |  |  |  |  |  |  |  |  |
Weighted average common shares outstanding, basic |  |  | 179,327 |  |  |  | 165,377 |  |  |  | 163,865 |
Dilutive shares: |  |  |  |  |  |  |  |  |
RTI Warrants |  |  | — |  |  |  | — |  |  |  | 148 |
Private Warrants |  |  | 9 |  |  |  | — |  |  |  | — |
Series A Warrants |  |  | 765 |  |  |  | — |  |  |  | — |
Series B Warrants |  |  | 132 |  |  |  | — |  |  |  | — |
Series C Warrants |  |  | 215 |  |  |  | — |  |  |  | — |
Weighted average common shares outstanding, dilutive |  |  | 180,448 |  |  |  | 165,377 |  |  |  | 164,013 |
Net loss per share attributable to common stockholders, basic |  | $ | (1.08 | ) |  | $ | (1.75 | ) |  | $ | (0.62 | )
Net loss per share attributable to common stockholders, diluted |  | $ | (1.21 | ) |  | $ | (1.75 | ) |  | $ | (0.63 | )
Summary of Outstanding Common Stock Equivalents | A summary of those outstanding Common Stock equivalents is presented in the following table:
|  | Year Ended December 31, |
(in thousands) |  | 2025 |  |  | 2024 |  |  | 2023 |
Anti-dilutive shares |  |  |  |  |  |  |  |  |
Warrants |  |  | 5,715 |  |  |  | 33,352 |  |  |  | 23,776 |
Stock options |  |  | 1,487 |  |  |  | 1,290 |  |  |  | 983 |
RSUs |  |  | 2,929 |  |  |  | 3,438 |  |  |  | 2,788 |
PSUs |  |  | 797 |  |  |  | 1,341 |  |  |  | 1,246 |
Contingently - issuable shares to Legacy PCT unitholders (1) |  |  | 2,000 |  |  |  | 2,000 |  |  |  | 4,000 |
Shares issuable upon conversion of Green Convertible Notes |  |  | 16,869 |  |  |  | 16,869 |  |  |  | 16,869 |
Shares issuable upon conversion of Series B Convertible Perpetual Preferred Stock |  |  | 22,206 |  |  |  | — |  |  |  | — |
Total anti-dilutive shares |  |  | 52,003 |  |  |  | 58,290 |  |  |  | 49,662 |
__________ (1) In connection with the initial business combination and merger agreement as described in Note 1 - Organization, legacy PCT unitholders will be entitled to 2.0 million shares upon the Ironton Facility becoming operational, as certified by Leidos Engineering, LLC, an independent engineering firm, in accordance with criteria established in agreements in connection with construction of the plant.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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