Property, Plant and Equipment

3 Months Ended

Mar. 31, 2024

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

Property, Plant and Equipment

Property, plant, and equipment consisted of the following:

(in thousands)	March 31, 2024		December 31, 2023
Land	$	11,341	$	11,356
Land improvements and infrastructure	62,174		62,930
Manufacturing equipment and pilot plant	114,491		116,754
Computer equipment and software	1,719		1,629
Lab equipment	3,599		3,468
Furniture, fixtures, and machinery	1,104		1,094
Total	194,428		197,231
Less accumulated depreciation and amortization	(10,351)		(8,136)
Construction in process	54,107		54,023
Total property, plant, and equipment, net	$	238,184	$	243,118

The depreciation and amortization expense totaled $2.3 million and $0.3 million during the three months ended March 31, 2024 and 2023, respectively.

The Company capitalized $0.2 million of interest cost into property, plant and equipment related to Origin 1 during the three months ended March 31, 2023 and there was no interest capitalized during the three months ended March 31, 2024. Interest and stock-based compensation capitalization ceased during the fourth quarter of 2023 as Origin 1 was completed.