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Property, Plant and Equipment, net

3 Months Ended

Mar. 31, 2024

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment, net

Property, Plant and Equipment, net

Net property, plant and equipment consisted of:

			March 31, 2024						December 31, 2023
Machinery, equipment and tooling			$	41,748					$	40,632
SmartSystems			31,127						30,651
Vehicles			4,240						4,082
Furniture and fixtures			1,466						1,466
Plant and building			215,098						213,756
Real estate properties			7,209						7,209
Railroad and sidings			35,719						35,491
Land and land improvements			40,528						40,519
Asset retirement obligations			22,910						22,910
Mineral properties			7,442						7,442
Deferred mining costs			4,207						3,802
Construction in progress			5,742						6,270
			417,436						414,230
Less: accumulated depreciation and depletion			166,052						159,138
Total property, plant and equipment, net			$	251,384					$	255,092

Depreciation expense was $6,981 and $6,342 for the three months ended March 31, 2024 and 2023, respectively.

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- References

No definition available.

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- Definition

The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 360
-Name Accounting Standards Codification
-Publisher FASB
-URI https://asc.fasb.org//360/tableOfContent

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480321/958-360-50-6

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (d)
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480321/958-360-50-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 7
-SubTopic 360
-Topic 958
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480321/958-360-50-7

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