SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

9 Months Ended

Sep. 30, 2026

Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

Supplemental cash flow information and non-cash investing and financing activities were as follows:


			For the nine months ended September 30,
(in thousands)			2026						2025
Supplemental cash flow information:
Cash paid for interest, net of amounts capitalized			$	26,535					$	22,790


Change in construction payables and accrued construction costs			$	51,585					$	8,012
Supplemental non-cash investing and financing activities:

Property, plant and equipment acquired with equipment notes			$	9,523					$	27,029
Operating right-of-use assets obtained in exchange for lease liabilities			$	7,977					$	6,917
TSIF government award receivable used for construction			$	10,075					$	—

Issuance of Series A Preferred Stock in exchange for PPA Upfront Asset			$	—					$	118,998
Issuance of Warrant in exchange for PPA Upfront Asset			$	—					$	75,142
Issuance of Samarium Project Loan in exchange for PPA Upfront Asset			$	—					$	24,460