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PROPERTY, PLANT AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2025

Property, Plant and Equipment [Abstract]

Schedule of Property, Plant and Equipment

Property, plant and equipment are recorded at cost and are depreciated over their estimated useful lives, unless the useful life is indefinite, using the straight-line method over the following estimated useful lives:

Buildings		10 - 40 years
Machinery and equipment		3 - 30 years
Leasehold improvements		2 - 5 years
Fixtures and furnishings		5 - 7 years
Land improvements		15 years
Land		Indefinite

Presented in the table below are the major classes of property, plant and equipment by category as of the below dates:

		Year Ended December 31, 2025
(in thousands)		Cost				Accumulated Depreciation				Net Book Value
Buildings		$	84,757			$	7,046			$	77,711
Machinery and equipment			386,572				73,401				313,171
Leasehold improvements			4,829				2,959				1,870
Fixtures and furnishings			764				383				381
Land improvements			150				52				98
Land			1,150				—				1,150
Construction in progress			263,371				—				263,371
Total property, plant and equipment		$	741,593			$	83,841			$	657,752

		Year Ended December 31, 2024
(in thousands)		Cost				Accumulated Depreciation				Net Book Value
Buildings		$	82,026			$	4,843			$	77,183
Machinery and equipment			374,639				48,452				326,187
Leasehold improvements			4,829				2,150				2,679
Fixtures and furnishings			800				286				514
Land improvements			150				42				108
Land			1,150				—				1,150
Construction in progress			266,258				—				266,258
Total property, plant and equipment		$	729,852			$	55,773			$	674,079

Summary of Depreciation Expense

Depreciation expense is recorded in the Consolidated Statements of Comprehensive Loss as follows:

		Year Ended December 31,
(in thousands)		2025				2024				2023
Operating costs		$	25,876			$	27,691			$	12,289
Research and development costs			3,095				3,058				3,001
Selling, general, and administrative costs			149				571				645
Total depreciation expense		$	29,120			$	31,320			$	15,935

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Schedule Of Depreciation Expense [Text Block]

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 360
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

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