v3.26.1
NET LOSS PER SHARE - Summary of Outstanding Common Stock Equivalents (Details) - shares
shares in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 89,684 77,997 89,684 77,997
Warrants        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 31,714 31,841 31,714 31,841
Stock Options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 1,612 1,489 1,612 1,489
RSUs        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 2,533 3,418 2,533 3,418
PSUs        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 616 940 616 940
Contingently - issuable shares to Legacy PCT unitholders        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) [1] 2,000 2,000 2,000 2,000
Shares issuable upon conversion of Convertible Senior Notes        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 25,939 0 25,939 0
Shares issuable upon conversion of Green Convertible Notes        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 2,292 16,869 2,292 16,869
Shares issuable upon conversion of Series B Convertible Perpetual Preferred Stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Total anti-dilutive shares (in shares) 22,978 21,440 22,978 21,440
[1] In connection with the initial business combination and merger agreement as described in the Company's Annual Report on Form 10-K for the year ended December 31, 2025, 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.